TRS-80 Magazine: TRS8BIT

What is TRS8BIT?

TRS8Bit is an active quarterly publication by Dusty over at http://TRS-80.org.uk/. You can download the issues there.

TRS8BIT – Vol 1, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • TRS-80.org.uk web site
  • NATGUG
  • Review
• ARP: TRS-80 emulator – Matthew Reed
• Easter date calculation
• Electric Pencil ZAPS

TRS8BIT – Vol 1, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • Electrical components
  • machine repairs
  • Roger Storrs, NATGUG News index
  • disk and cassettes
  • Dr Michael Ecker – REC
  • Matthew Reed – emulator
  • Review
• ARP:
  • 1-liners
  • sound and 32 character mode
• Catch a character – 1-liner
• Ultra-simple RS232 serial interface

TRS8BIT – Vol 1, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • TRS-80.com downloads
  • Alan Pound – Aculab floppy tape
  • Quick Printer 2 manual download
  • Review
• ARP:
  • Loading Visicalc file into Pencil
  • printing blocks of graphic characters
  • Laurie Shields – re-enter Pencil after a crash
  • Saving a byte
• Racing program – 1-liner
• Double helix – 1-liner
• Android Nim
• Patern – 1-liner
• Screen dump
• 1-liner
• Derived function list correction

TRS8BIT – Vol 1, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Tandy printers
  • 1-liners
  • 80-Micro
  • Aculab floppy tape
  • Review
• ARP:
  • PRINTUSING
  • LSET and RSET
  • Level 2 or Disk BASIC?
• Brain training – 1-liner
• Some thoughts on Radio Shack printers
• Xmas printout
• Display – 1-liner

TRS8BIT – Vol 2, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • Ebay prices
  • Model 100
  • Video Genie
  • Review
• ARP:
  • BASIC XOR
  • PRINTUSING
• Display – 1-liner
• Null modem
• Video Genie edge connector cross-reference
• Electric Pencil – single page printing on the cassette version
• File transfers via serial interfaces
• Lower case driver
• Conversion for upper-case only systems

TRS8BIT – Vol 2, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • ND80
  • PLAYCASS
  • Ebay prices
  • change of ISP
  • Review
• Calculating Prime numbers – 1-liner
• ARP:
  • ND80 and interrupts – CMD”T” and “R”
• Radio Shack hard drives parameters
• Packing and super graphics
• More miles from Epson ribbons

TRS8BIT – Vol 2, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • Freebies – 64K RAM chips,8 inch disks and LX80 ribbons
  • Ebay prices
  • Sudoku
  • Review
• 1-liner
• ARP:
  • HEX and OCTAL constants
  • Disable BREAK key
  • Check MEM size
  • Check for lowercase
  • DOS 2.3 buglett
• 48K in Model I keyboard
• MOD function
• ‘At a glance’ printer comparison chart
• Hide you BASIC code

TRS8BIT – Vol 2, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Using Electric Pencil and Visicalc
  • Review
• Hand and eye co-ordination – 1-liner
• ROM routine – flashing star
• Text conversion using assembler within BASIC
• Xmas card
• Sudoku creation
• Visicalc crib sheet

TRS8BIT – Vol 3, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • NADSBOX for the Model 100
  • Checking PDRIVE settings – P. Ereaut
  • Ebay prices
  • donations to the site – Peter Stevens
  • Review
• ARP:
  • Speedup POKE Model 4 running under Model I II
  • Model 4 sound
  • Model 100 and the Exatron
  • Level 2 register usage
• Model 100 NADSBOX Review
• Dec to Hex – 1-liner
• Screen sort – 1-liner
• Expansion interface memory
• Bell ringing on a Model I

TRS8BIT – Vol 3, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • LDOS on Tim Mann’s website
  • NEWDOS 86/90 – Warwick Sands, Bill Allen
  • Z80 Assembler series – Peter Stone
• ARP:
  • LD A,(IY)
  • ND80, Visicalc system settings
  • Matthew Reed’s TRS32 emulator
• NADSBOX Review
• Racing – 1-liner
• Personalising ND80 disks
• The history of ND86/90
• Assembly language made easy – Part 1
• ND80 and EDTASM quick reference sheet

TRS8BIT – Vol 3, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • Ebay prices
  • Matthew Reed and Tim Mann, emulator upgrades
  • Exatron String Floppy ROM
  • TC-8 cassette system – John Benson
  • Miguel Dutra’s website
  • demise of the U.K.’s magazine,PCW
• ARP:
  • System tape name
  • How MEM works – Don Bannister
• Cassette loading problems – a hardware fix
• Programing EPROMS service via Ebay
• Copying the Exatron I/O program
• Assembly language made easy – Part 2

TRS8BIT – Vol 3, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Website passes the 4k hit count
  • 80-US index available for downloading
  • Teleprinter Handbook
  • Ebay prices
  • TRS8BIT on Ebay!
  • Miguel Dutra’s virtual disk reader
  • Microline-80 freeze-upModel 100 REX upgrade
• TRSDOS printers and Microsoft Windows
• Printing CHR$(0) with an Epson MX80
• Xmas card
• ‘REX’ for the Model 100/102 – Review
• Tiny Typer – 1-liner
• 1-liner
• Assembly language made easy – Part 3

TRS8BIT – Vol 4, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • Stan Slater
  • Ebay
  • TRSTOOLS
  • Club100 comp
  • CP/M
• ARP:
  • Disk or Level 2 BASIC
  • Exatron wafers
  • PRINT@
• Sorted directory
• Electronic mail
• Disk name one-liner
• Passing parameters to DOS
• CP/M comparison table
• Part-page printing
• Enigma
• Soldering
• Assembly language made easy – Part 4

TRS8BIT – Vol 4, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • Ebay
  • Aculab Floppy Tape
• ARP:
  • Editing
  • Max line nos.
  • Pencil restart
• Zorlof Review
• Illegal Z80 commands
• Using Zorlof
• POKEing changes to a program
• One-liner memory training
• REX2
• Model 100 bar codes
• Steganography
• Bits Bytes and Nibbles
• Repeatable randomness

TRS8BIT – Vol 4, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • Tides
  • Floppy Tape
  • Model 100 comp.
  • Software upgrades
• ARP:
  • MSB/LSB conversion
  • twisted pair mod problems
  • printers
• Video Genie expansion box port addresses
• CLOAD jams
• BASIC-like strings in ‘C’
• Code breaking
• Model 100 comp results
• Another one-liner memory training
• @Love
• BASIC-like strings in COBOL

TRS8BIT – Vol 4, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Emulator updates
  • Ebay
  • Floppy Tape
  • Workshop Day
• Check digits
• PROZAP Review
• The inner planets program and one-liner
• Xmas card
• Creating a ROM image
• HxC Floppy disk emulator project

TRS8BIT – Vol 5, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • LEbay report
• ARP:
  • LPVII ribbons
  • Scripsit in ND80’DFG’
  • Byte saving
  • Numbers puzzle
• Random lottery numbers
• Simulating FORTH
• AJEDIT Review
• TIME

TRS8BIT – Vol 5, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • Death of Rick Hanson
  • Website stats
  • Tandy Hi-res graphics
  • LDOS date extension
  • Ebay Review
• ARP: ROM versions
• Data storage
• Level 3 Review

TRS8BIT – Vol 5, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • Ueath of Roy T Beck
  • Tandy Ebay prices
  • Matthew Reed’s website
  • DroidTRS
• ARP: Numbers divisable by 9
• In Mav’s workshop
• Accel 3 upgrade improvements
• Line editing
• Working with TRS-80’s

TRS8BIT – Vol 5, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • N/L downloads
  • Leighton Davies sales
  • 10K hit count milestone
  • Repairer register
  • 1 day meetup
• ARP:
  • Digit extraction
  • Von Neumann pseudo random numbers
• Extra Terrestrial Messages?
• Introduction to twin prime clusters
• Xmas card
• In Mav’s workshop – building the super micro part 1
• Cryptography – Vigenere Cipher

TRS8BIT – Vol 6, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • Miguel Dutra
  • Vernon B Hester
  • Matthew Reed
  • Ebay Review
  • UK repair service
• ARP:
  • Sorting ‘direct’ with CMD”O”
  • Rounding numbers
• SBE – Simple But Effective” – machine code generation
• Model I HiRes graphics
• In Mav’s workshop:
  • Building the super micro Part 2
  • Problem solving
  • Restoration workshop

TRS8BIT – Vol 6, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • U.K. Tandy servicing
  • Ebay Review
  • Model I HiRes
  • Issue Review
• ARP:
  • HiRes, Model I’s
• Model I HiRes graphics
• 45000 year calendar
• One-liners
• In Mav’s workshop:
  • Building the super micro Part 3
  • CRT repair/replacement

TRS8BIT – Vol 6, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • One liners
  • CP-500
  • Mav’s CRT upgrades
  • Ira’s Catalogue database
  • Lotharek
• ARP:
  • Arrow keys
  • MEM?
  • DEFFNC
• Model I I tips
• Games Review
• SPACEV/CMD
• Solve-it
• In Mav’s workshop:
  • Building the super micro Part 4
  • Adding a hard drive

TRS8BIT – Vol 6, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Mav’s videos on Utube
  • Ebay report
  • file conversion requests
  • TRS8BIT style change
• ARP:
  • Writing cassette headers
  • EPROM ROMs
• Matthew Smith – The Miner Designer
• Xmas card
• In Mav’s workshop – Model I II and 4 hard drives
• Pigeon Post

TRS8BIT – Vol 7, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • Death of Lance Wolstrup
  • Ebay report
  • Matthew Reed updates
  • Miguel Dutra upgrades
  • Model 100 club competition
  • Terry Stewart semi-vitrual disks
  • BBC disk drives
• Large numeral generator
• Model I RS232 Serial Board woes – Part 1
• MacInker
• Laurie Shield’s Assembler Notes – Part 1
• Keyboard Practice
• Setting up Model I II and Model 4 Hard Drive Partitions

TRS8BIT – Vol 7, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • New Model I power supply
  • Matthew Reed emulator upgrades
  • 2 new emulators, Jim Eadie and Arno Puder
  • Ebay report
  • disks to Ira for conversion
  • Clustermap
• The National Museum of Computing
• Laurie Shield’s Assembler Notes – Part 2
• How to upgrade a TRS-80 hard drive
• Serial printer driver
• TRS-80 Model 2000
• Believe it or not! – Termites

TRS8BIT – Vol 7, No. 3

Issue Information:

Table of Contents:

• NEWS:
  • FreHD
  • Matthew Reed upgrades
  • Model I onboard memory upgrade
  • TNMOC
• Model I RS232 Serial Board woes – Part 2
• Laurie Shield’s Assembler Notes – Part 3
• Model I Toroid power supply
• Ivan Kennedy’s Model I II’s

TRS8BIT – Vol 7, No. 4

Issue Information:

Table of Contents:

• NEWS:
  • Ebay report
  • M 1 internal memory upgrade
  • biggest issue yet
• Water marking a BASIC program
• Ivan Kennedy’s Model 4
• Laurie Shield’s Assembler Notes – Part 4
• In Mav’s Worlshop – Hard Drives and the TRS-80 Model I
• Xmas card
• Updating the TRS-80 Model I to 48K with 64K Chips
• Virtual Floppy Disks using the Raspberry PI
• Missile Dodge – one liner
• Model 4 hardware questions
• FreHD
• Believe it or not! The ‘Ultimate’ Model I ?
• Babyroot – root out your defective memory locations

TRS8BIT – Vol 8, No. 1

Issue Information:

Table of Contents:

• NEWS:
  • Ian McNought-Davis
  • MISE
• Diagnose and repairing Model I’s
• In Mav’s workshop- how to build the FreHD
• Level 2 ROM upgrade to Version 1.3
• Ask Mav – Model I II
• ZEN85 Version 6.2
• Mounting a FreHD in a Model I disk drive case
• Business Time – Model I I and Model I 6’s
• Dr Who adventure game – Model I and Model I II Part 1
• Creating Image and DSK files
• MISE and 64K

TRS8BIT – Vol 8, No. 2

Issue Information:

Table of Contents:

• NEWS:
  • Travelling FreHD
  • Ebay report
• TRS-IDE vs FreHD
• Business Time – Model I I and Model I 6
• In Mav’s workshop – making a composite video cable for the Model I
• On the shoulders of giants – Gottfried Leibniz
• How to install a 3 1/2 drive in a Model I II or Model 4
• Mounting a FreHD in a hard drive case
• Developing a disk definition from scratch
• MISE update
• Ask Mav – above the TRS-80 Model I
• Dr Who adventure game – Model I and Model I II Part 2
• Dr Who graphics competiton
• Testing the Z80 address lines

TRS8BIT – Vol 8, No. 3

Issue Information:

Table of Contents:

• Open Day
• Exchanging my Model 4P keyboard
• Cutting down on garbage
• Re-inking old dot matrix printer ribbons
• Revival of a Model I I and sorting a 30 year bug!
• On the shoulders of giants – Norbert Wiener
• How to convert a Model I a FreHD auto-boot
• Cartridge drive or Stringy-Floppy (Exatron, Aculab)
• In Mav’s workshop – Understanding the Model 4 gate-array motherboard
• Trouble shooting guide for a non-booting Model 4
• Business Time – Model I 6
• Ask Mav – Model 4P
• Dr Who graphics competition
• Useful programs from the past, still in use – John Scheer’s Model 4 screen saver

TRS8BIT – Vol 8, No. 4

Issue Information:

Table of Contents:

• Dr Who competition results
• Model I keyboard printer interface problems
• Model I II graphics board into a Model 4
• OPen day – 8-Bit computer event
• CoCo SDC Project
• Memory eating bug one liner
• How to convert a Model I II and Model 4NGA to a FreHD autoboot
• Xmas card
• Ask Mav – Model 4D
• Business Time – Model I 6
• On the shoulders of giants – J Lyons and Co Ltd
• In Mav’s workshop – Undstanding the Model 4P gate-array motherboard
• Useful program sfrom the past, still in use – ZEN editor assembler

TRS8BIT – Vol 9, No. 1

Issue Information:

Table of Contents:

• MISE – HiRes Graphics – Travelling FreHD
• Model I II, black wires and a FreHD
• Fixing a TRS-80 or Osborne power supply
• Test you Psychic ability
• In Mav’s Workshop, a cheap, neat box for your FreHD
• Useful programs from the past, still in use – Trashman
• Business Time – Model I 6B
• In Mav’s Workshop – Kevin Parker’s Model I 6B
• On the shoulders of giants – Konrad Zuse
• String Pack using your BASIC editor
• The Dr Who competition
• Hotrod Model 4P
• Ask Mav – Model 2000 PC
• Emails to the editor

TRS8BIT – Vol 9, No. 2

Issue Information:

Table of Contents:

• CGP-115 printer – High-Res graphics board – FreHD – 2015 competition
• In Mav’s workshop – Using DSK/DCT to make ‘real’ TRS-80 disks
• PCW’s Tandy TRS-80 Model I The Great Leveller
• On the shoulders of giants – Leonardo Torres
• Guess the number one-liner
• Useful programs from the past, still in use – Line Printer I/F cable
• In Mav’s workshop – Radio Shack Hi-RES graphics
• Model I II video problems
• Business Time with Kev
• In Mav’s workshop – Hi-RES graphics – cable kit for the Model 2
• TRS-80 Model I – FreHD expansion interface
• TRS-80 Model I – Qinterface

TRS8BIT – Vol 9, No. 3

Issue Information:

Table of Contents:

• Graphic cards – Ira’s hit count – speach recognition
• Protected SCIPPSIT
• Emails to the Editor – SYDTRUG
• Patches to the MISOSYS disassembler disk version 2.4
• TRSWiki
• BASIC translation
• On the shoulders of giants – Herman Hollerith and James Powers
• Business Time with Kev
• Binary Countdown
• Give your computer a voice
• Computervoice – computer speech synthesiser
• In Mav’s workshop – Hi-RES graphics pt 3 – Micro-labs Inc
• Dans I’atelier de Pascal
• In Pascal’s workshop = why build a compatible graphics card
• Model 2 Operatng Systems (in cronological order)

TRS8BIT – Vol 9, No. 4

Issue Information:

Table of Contents:

• SYDTRUG newsletter – Mav’s new reduced prices – 2015 competition – Clustrmaps
• Cyclejump
• Xmas card
• ‘SOLE’ explained
• Problem sorting – edge connectors
• In Mav’s workshop – 80Micro Hi-RES programs
• Tandy 1100FD
• On the Shoulders of giants – George Boole
• Software for your Hi-RES Model 4
• A Review of ‘SIR’

TRS8BIT – Vol 10, No. 1

Issue Information:

Table of Contents:

• Kryoflux – Tandy Screen Printer – Model 100 8K memory – Model I I add-on boards – Model I 512K RAM – USBorne downloads – CP/M for the Model I Mappa-1
• In Mav’s Workshop – Transformers Explained
• Instant sort/search database advert
• SYDTRUG
• The Naming of Planets, BASIC one-liner
• Emails to the Editor – one-liners – metal cogs for CGP-115
• Gnomic feature ROMS A and B for the Video Genie
• In Mav’s workshop – Radio Shack Expansion Interface Part 1
• Flying Birds, BASIC one-liner
• 512K prototype card ‘SUPERMEM’ for the Model I
• Cleaning a Model I II keyboard
• On the Shoulders of giants – Herman Hollerith
• TRS-Box, Model I , Model I II and Model 4 using Dropbox
• Back from the dead, resurrection of a System80
• CP/M on the Model I , Mappa-1
• Mav Quarterly
• Introducing the DraCo64 for the CoCo and Dragon64

TRS8BIT – Vol 10, No. 2

Issue Information:

Table of Contents:

• TrashTalk – Dutch TRS-80 user group – TRSTOOLS upgrade – Jim McGinlet’s presentations
• Japanese Model I
• OCR’ing a .PDF file
• Emails to the editor – character displaying one-liner
• Mav’s Quarterly – the state of the business
• A new hone for a FreHD
• One-liner competition with prizes!
• The Ultimate copying machine
• The ROMDOS/80 expained
• On the Sholders of giants – Grace Hopper
• Surf the net with a Raspberry PI and a Model 100
• The ‘New’ FreHD Clearly Superior series
• Maze making

TRS8BIT – Vol 10, No. 3

Issue Information:

Table of Contents:

• Model I I’s – TrashTalk live link-up – ‘Big’ Tandy survey – Drop-Box serial program – ‘REGUSB’ – Blandford Box
• An Atari joystick for the TRS-80
• FREE TRS-80 fonts for you P.C.
• Pascal Holdry’s re-engoneering projects
• 35 Years ago – a week-long workshop, lower-case mod. and full screen editor
• On the Sholders of giants – Charles Babbage
• The History of the Co-Co
• Character generation with the Motorola MCM667X
• In Mav’s workshop – Fixing problems with Model I II, Model 4, Model 4D and Model 4P’s serial interfaces
• Clearing ‘snow’ from Model I video displays
• In Mav’s workshop – Installing a FreHD auto-boot on a Model 4 G-A and Model 4D

TRS8BIT – Vol 10, No. 4

Issue Information:

Table of Contents:

• Configuring a Sony MPF 920 on a Model I ,Model I II,Model 4 and Model 4P
• Colour Computer (Co-Co) disk drives
• 2016 Competition results
• NEW_PERC Doubler
• First impression of CP/M on the Omikron Mapper
• Notes on CP/M +
• CP/M a new user tutorial
• FreHD Auto boot EPROM Part 4 – The Model 4P
• On the Shoulders of giants – Alan Turin
• Updates of the state of the business
• Advanced release details of Peter Cetinski’s TRS-PIC
• Ebay activity – Model I I ‘depository’ – Trashtalk – CP/M and MAPPER-1 – competition winner

TRS8BIT – Vol 11, No. 1

Issue Information:

Table of Contents:

• Ebay activity – Exatron wafers – Trashtalk
• Printer cable for the Model I , Model I II, Model 4 and Model 4P
• Meccano and a Harmonograph
• Tandy’s CGP-115 printer
• Musikey Mk2, a revamped onr-liner
• The ‘Monty Hall Problem’ a BASIC one-liner
• A ‘Matrix’-like screen saver
• Repairing keys on the Model I and Model I II
• Recasing an expansion interface
• MAPPA-1 update for Radio Shack DDA
• Lower case ROM patch
• The Tandy LP1
• Tandy on a chip
• The Tandy TP-10 arrives

TRS8BIT – Vol 11, No. 2

Issue Information:

Table of Contents:

• Ebay activity – TrashTalk
• Level 3 BASIC
• PMC 50/40 interface for the Radio Shack Expansion Interface
• The Video Genie, System-80 and PMC-80
• Video Genie memory expansion
• Extra memory for your Video Genie
• Comment on the Genie III
• Modifications to SCRIPSIT for the Video Genie
• The Dick Smith SYSTEM-80
• TRS-80 disaster recovery : Model I II, Model 4 and Model 4D keyboard damaged in transit
• Review – Ebay item that caught my eye
• DOM card interface for the Model I I
• TRS-80 printers from the beginning – Lineprinter II

TRS8BIT – Vol 11, No. 3

Issue Information:

Table of Contents:

• Tandy Assembly – Ebay activity – Model I I keyboard wanted
• Donations to the site
• FreHD update – warnng to kit builders
• Shape 80, Model I II emulator for Windows
• What makes a number? – one-liner
• Review – Model I I DOS fix and Snapp Inc. Utilities
• News from Pascal – GENDON3, Card tray for the Model I 2, Model I 6B, 600 – DOM interface for the Model I I
• Lowercase characters on the Model I , everything you need to know in 2017
• Chrome plated Model I on Ebay
• MMS FORTH
• Plea for help, keyboard for Model I I required (original or generic)

TRS8BIT – Vol 11, No. 4

Issue Information:

Table of Contents:

• Tandy Assembly:Model I I:Model I lowercase:M6000 Xenix dropbox:3D printer
• Super Card Pro
• In Mav’s workshop – Tandys commitment to Agriculture Part 1
• DOSPLUS
• Happy Christmas 2017
• ALP80
• Review – TA17
• Review – Ebay ‘Gems’
• In Mav’s workshop – Lower case characters for the Model I
• Review – TA17
• XT-CF card for the Tandy 1400 Series
• In Mav’s workshop – Line Printers Part 3 – LPIII, V, DMP-500

TRS8BIT – Vol 12, No. 1

Issue Information:

Table of Contents:

• One-liner booklet:Model I I:XTRS4.9D:TA18:competition
• In Mav’s workshop. Using Co-Co disk drives on the Model I /3 and 4
• From .JPG to /BAS
• The Colour Genie
• In Mav’s workshop. Line Printers Part 4 – LPVI,DMP-400,DMP410
• one-liner – Binary Countdown
• Postcard to the Editor
• The FreHDaptor. A FreHD for the System80 and Video Genie
• In Mav’s workshop – Tandys commitment to Agriculture Part 2
• Enter to win a FreHD or a HRG Board or a RE-FD502. Complements of Mav.
• U.K. Ebay ‘Gems’
• Deal or No Deal game
• In Mav’s workshop. The Model 4 Roundup

TRS8BIT – Vol 12, No. 2

Issue Information:

Table of Contents:

• 2 obituary notices – Rick Dickinson and Frank Durda:Episode 23 of TrashTalk:
• Random Numbers
• Obit. Rick Dickinson
• Obit. Frank Durda
• In Mav’s workshop. Line Printers Part 5 – LP VII,DMP-100,DMP-110
• One-liner – Sierpinski’s Sieve
• ‘The Way We Were’ – Tandy Topics,MX-80 mods for the Model I . 80-US
• In Mav’s workshop – New products – CC_NEW_JFD-CP,CC_RE-MAX,DOM interface for Model I I and up,HANS-05 ULTRA LO-TECH IDE Model I II/4/4P/4D
• Progress on my Model I I, It’s alive again !
• Competition Enter to win a FreHD or a HRG Board or a RE-FD502. Complements of Mav.
• Competition Update
• U.K. Ebay ‘Gems’. Were YOU lucky?
• In Mav’s workshop. Curing the Model I screen wiggle

TRS8BIT – Vol 12, No. 3

Issue Information:

Table of Contents:

• Hi-Res-Low reults – Congratulation to Kyle Wadsten
• TRS80GP V2.0.4 Model I ,2,3 and 4 emulator released (model 2 N.B.)
• In Mav’s Workshop. DOM and extender cards for the Model I I, 12, 16,16B and 6000 Reviewed
• One-liner BASIC program ‘Palindromes’
• TA2018 news/views
• ‘The Way We Were’ – Chess, LDOS for beginners, ZBASIC V2 compiler
• In Mav’s Workshop – Extender boards for the Tandy 8″ range
• U.K. Ebay ‘Gems’ – did you find them?
• In Mav’s Workshop – Part 6 TRS-80 Printers – LPVIII, DMP-200, DMP-120

TRS8BIT – Vol 12, No. 4

Issue Information:

Table of Contents:

• TRS-IMAGE Kyle Wadsten shows how he created his winning competition entry
• Ian Mavric Reviews the Tandy Assembly 2018. A great time was had by all.
• Xmas greetings – New Zealand style
• In Mav’s Workshop – Ungrades to the Model I power supply
• Obituary – Paul Allen, co-founder of MicroSoft
• Pick 2. A BASIC guessing game ‘for all the family’
• ‘The Way We Were’ – Keyboard Input, Z80 fact sheet,
• Tandy related items
• One-liner BASIC program ‘The Great Snail Race’ for the Model I I
• U.K. Ebay ‘Gems’ – bargains galore
• In Mav’s Workshop – Part 7 TRS-80 Printer- Daisy Wheel printers
• Flower Power – BASIC program inspired by ‘Numberphile’
• A taste of Mav’s and Kyle Wadsten’s products for 2019
• Software development package, ‘TBA’ – The BASIC Answer

TRS8BIT – Vol 13, No. 1

Issue Information:

Table of Contents:

• REM 80:Microcomputers Applications catalogue:Aculab DB9, Floppy Tape:TrashTalk
• 8Mb Hard Drive 3-wire fix
• trs80gp emulator
• Splicing papertape
• In Mav’s Workshop – Part 8 TRS-80 Printers – Colour printers
• One-liner BASIC program – ‘Magic Squares’
• Model I Hardware Developments
• For Sale/Wanted – Model 4P
• In Mav’s Workshop – Building your Model I power supply
• One-liner BASIC program (2 line option!!)
• Virtual Floppy Drives – GOTEK for a Model I II
• In Mav’s Workshop – Joutney to the F49 – FreHD for 8″ TRS-80’s
• Trapped Knight BASIC program
• Extended BASIC, ‘X-BAS’ for the Aculan Floppy Tape
• U.K. Ebay ‘Gems’ – bargains galore
• trsnic
• Hooj Toons – create music on your Tandy and WIN
• Report from TRS-80.COM. 17,000 screen shots now available

TRS8BIT – Vol 13, No. 2

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Table of Contents:

 
Trashtalk Ep30:Competition:NATGUG website:FreHD v IDE
• Save and restore screen contents in 24 bytes
• In Mav’s workshop – Part 9 TRS-80 printer – Low-end and oddball
• Binary conversion – one-liner
• The Exatron Stringy Floppy – Review
• For Sale/Wanted – QP2
• U.K. Ebay bargains galore
• 8″ system developments
• ‘The Way We Were’ – Space photography, Model I I CP/M
• Hooj Toons
• In Mav’s Workshop – CoCo Delux RS232 Program Pak
• Aculab Data Buffer DB9 – Review
• In Mav’s Workshop – NEWDOS 86/90
• Aculab Floppy Tape – Review

TRS8BIT – Vol 13, No. 3

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Table of Contents:

• Simple sound
• Events at the coming Tandy Assembly
• Push-button technology 1980’s style
• A further update from Germany of NEWDOS 86/90
• Various styles of computer ports
• In Mav’s Workshop – Accelerator for the Model I , NEW_SPRINTER_1L
• The Big Zero – a one-liner BASIC program to test your reactions
• U.K. Ebay ‘Gems’ from the last 3 months
• ‘The Way We Were’ – Snapp enhancements for the Model 2 and unlimited user calls for a Model 2
• Problems reading wafers on an Aculab Floppy Tape
• Stretch your mind with this problem
• News from Ira at TRS-80.com
• Pascal and colleagues are on to CHROMA BASIC
• In Mav’s Workshop – the low-down on the Norcom TC-III
• Parsing Level 1 BASIC programs
• Can you help?

TRS8BIT – Vol 13, No. 4

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Table of Contents:

• TA19 Tandy Assembly 2019
• Kennett Classic Vintage Computing
• Stretch your mind
• Roll ’em – BASIC one-liner
• In Mav’s Workshop – Recent TRS-80 games and 2020 Competition
• U.K. Ebay ‘Gems’ from the last 3 months
• Xmas greetings, Canada style
• News from Ira at TRS-80.COM
• Model I , 3 and 4 Lotech IDE Driver for LDOS/LS-DOS
• ‘The Way We Were’:
  • Coms between a Model 100 and Model I
  • COMPAK
  • Servo to the Model I
• ARCNET development
• A Block-Strucured Language – XPLO
• In Mav’s Workshop – CN80 Model 4 mouse Pt 1

TRS8BIT – Vol 14, No. 1

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Table of Contents:

• “Adding Ml6 Emulation To TRS80GP” – Wow! Peter And George Phillips Have Released v2.3 With Yet Another Worlds First Facility
• “Mapping The TRS-80 Into The Big Time” – Henry Baggs Came Across This Article Re CP/M On A Model I
• “Classic Trek-80” – Richards Shows Us The Details With His Classic Tandy ‘Trek’ Game For The Iphone And Ipad
• “Pam” – Et Brings On His One-liner Talents Giving A New Twist To A Classic Game
• “In Mav’s Workshop” – Revisiting The CN80 Model 4 Mouse Project – Part 2
• “Interesting Photo” – An Interesting Photo I Came Across, Which Patrick Bureau Posted On The Facebook Group “TRS-80 Model I , II, IIII, And 4 Owner’s Group”. It Shows, Quite Clearly The Differences In Keyboards Between Qwerty And Azerty On A Model I II
• “The New Chromatrs” – Pascal Has Re-engineered Chromatrs, Here Are The Details For Us All To Enjoy. Check Out His Website For The Full Story
• “Stretch Your Mind” – Harold Has Sent Us All Another Puzzle Just To Get The Little Grey Cells Motoring
• “Jens Guenther Has Updated His Forked SDLTRS To v1.2.1.
• “TRS80MX” – JM Introduces Us To His Brilliant Modular Expansion System For A 21 Century Model I
• “Radio Shack TRS-80 Model I /3/4” – Mathew, Who Was The Author Of The Lotek Article In The Last Edition Of Trs8bit, Shows Us Details Of His Drivewire For The Co-co Linked To A PC
• “The Way We Were” – Here’s A Selection Of Articles ‘from The Day’ Which First Appeared In The Uk’s Natgug News
• “A Tandy/ Radio Shack TRS-80 Model I Microcomputer Clone” – Glen Builds A Model I Using Modern Day Parts.
• “In Mav’s Workshop” – Mav Attaches An Accelerator ‘pedal’ to a Model I II
• “TRS-80 Screen Designer” – Kyle Has Released His Screen Designing Program Which Will Help Those Entering This Years Competition!
• “Competition Details” – 2 Comps And 2 Prizes
• “In Mav’s Workshop” – Mav Gives Us All Orchestral Music For The Model I II

TRS8BIT – Vol 14, No. 2

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Table of Contents:

• “TRS-80 Model 4 Drive Re-alignment” – Floppy Doctor and Tezza Sort Out Disk Alignment
• “Mav’s Workshop” – Mav Gives Us The Lowdown On The Ml’s Different Keypads
• “Irs-xenix Information Sheet”
• “A Portable TRS-80 Model I ” – A Truly Portable Model I Complete With 7″ Tft Monitor!
• “Armstrong Numbers” – Here’s A One-liner To Produce Them.
• “Differences Between The Azerty And Qwerty Keyboards” – Check Out The European Tandy Keyboards
• “Stretch Your Mind” – Harold Finch Set Us Another Of His Puzzles
• “The Way We Were” – Here’s A Selection Of Articles ‘from The Day’
• “Ebay.co.uk Bargains From The Last 3 Months” –
• “Model I No-chip Vblank Modification” – Details Of Tim’s Demonstration At The 2019 Tandy Assembly
• “Spreadsheet For A Model I On An Aculab Floppy Tape” – John Corbani’s Original Spreadsheet Upgraded To The Aft
• “In Mav’s Workshop” – Revisiting The Cn80 Model 4 Mouse Project. Part 4
• “The double-do 2020 Competition – Full Details” –
• “A Track/sector Display” – Kyle Uses A Model I II Clock Interrupt
• “USB FC5025 Floppy Controller” – 5 1/4 Disk Drive Support
• “In Mav’s Workshop” – Mav Comes Up With Some Complex Upgrade Projects

TRS8BIT – Vol 14, No. 3

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Table of Contents:

• “Competition Q and A’S” – Get Those Entries In!
• “In Mav’s Workshop” – More Mojo for your Model 4! Mav Introduces the 4Cellerator
• “Patching Big Five’s Attack Force for TRSDOS 1.3” – Kyle Sorts Out How To Run Attack Force.
• “Step by Step Instructions to Transfer Cassettes to your PC
• “TRS-80 I�Basque Tournament” – A Review and Results From the Competition
• “Time Calc” – Et Comes Up With Another One-liner To Calculate Hours Worked Over A 24 Hour Period (Rounded, Of Course!)
• “In Mav’s Workshop” – Ian Continues With Part 4 Of His CN80 Model 4 Mouse Project
• “Stretch Your Mind” – Harold Sends Us Another ‘Match Stick’ Puzzle
• “Line Surprise” – Here’s A Super Little Basic Program From George Which Was Inspired From The ‘Numberphile’ Website
• “The Way We Were” – Interesting Bit And Pieces ‘From The Day’
• “A Selection Of UK Ebay Bargains Over The Last Three Months – Did You Get Lucky?
• “Competition Details – Time’s Marching On” – Entry Is Free So Get Yours In Before The End Of November

TRS8BIT – Vol 14, No. 4

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Table of Contents:

• “REXCPM” – CP/M running on the Model 100! just unbelievable but brilliant. It’s a must have for Model 100 fans
• “Painting your Computer” – Brighten up your old Tandy with these tip from Patrick. He really makes a great job of it
• “In Mav’s Workshop” – Mav introduces some of his new ideas for 2021
• “Back to the Future” – And thinks back and remembers when the world was quite a different place
• “I.Santutxu Tournament” – A report and photos from the latest TRS-80 tournament from Spain
• “Roman Nvmerals” – ET produces a rather nifty one-liner to convert decimal number to their roman equivalent!
• “Gnomic – Alive and kicking (again)” – Shane has provided a report, with photos, of the work required to bring back to life my Gnomic DP2000 system
• “Stretch Your Mind” – Harold has an Xmas theme quiz for us all
• “TRS-80 Cassette Reader Website” – Check out this fantastic website where you can just ‘drop’ your cassette type file and check it for errors
• “The Way we Were” – With CP/M available for the Model 100, I came across this article in ‘personal computing’ everything you need to know about CP/M, it says!
• “In Mav’s Workshop” – Mav completes his series of the CN80 mouse with part 5 for his article

TRS8BIT – Vol 15, No. 1

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Table of Contents:

• “Enhanced Co-Co” – Dave Veary Shows Us His Upgraded CoCo-2
• “Talker/80” by Michael Wessel- Michael Gives Our Model I’s a Voice
• “Put and Take” by E.T. Fonehume – E.T.’s Grandfather Found Some ‘goings-on’. We Get The Low-down and Some Interesting Facts and Figures
• “Frehd and a M4p” by Andy, Ian and Jay
• “Additional Roms” by Mr Threeplates – Additional Rom Images To Your Ml
• “In Mav’s Workshop” by Ian Mavric – Mav Sets About Building The ‘Super Micro Mk2’
• “Stretch Your Mind” by Harold Finch – Harold Produces Another Brain Teaser
• “New From France” by Pascal Holdry – Pascal Show Us Some Recent Developments and Asks for Some Help
• “My TRS-80” by Lawrence Kesteloot – Lawrence Shows Us Recent Developments On His Website
• “CGA To VGA” – There’s Been Quite a Bit Of Talk On The Forum About Video Out Puts and I Can Across This On Ebay!
• “Flying Saucers” by E.T. Fonehume – E.T. With The Help Of George Phillips, Puts a New Spin On An Original Idea From Woody Pope.
• “Mystery Item” – Don Bannister Came Across This Piece Of Hardware- From the Day. Have You Any Ideas On Its Original Use?
• “Assembler Bytes Back” – A New Feature Which I Hope You’ll All Contribute Your Hints and Tips On Assembly Programing.
• “The Way We Were” – Looking Back At Some Of The TRS-80 From The Day
• “U.K. Ebay ‘bargains’ Over The Last 3 Months” by –
• “The 2021 Competition Be In It To Win It” by –
• “In Mav’s Workshop” by Ian Mavric – Ian Looks At Type 2 HDA Memory Problems and Offers a Solution

TRS8BIT – Vol 15, No. 2

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Table of Contents:

• Teletype Model 33 Remembered by Andrew Wong
• That M4 Non-syncing Feeling by Ian Mavric
• TRS80-TOOL by Lawrence Kesteloot
• The F12 Key by E.t. Fonehume
• Rom Errors by Vernon Hester
• Destiny Hunter – Will You Be The 1st To Discover The Orb?
• Running The Model 100 Series From A USB Port
• Basic Challenge by Kyle Wadsten – Drawing The U.S.A. Flag
• Stretch Your Mind by Harold Finch
• Basque Tournament Of TRS-80 II by Egoitz Campo
• News From France by Pascal Holdry
• Assembler Bytes Back
• The Way We Were – A Look Back At What Was Making The News In The Day
• Ebay Bargains – Were You Lucky?
• Make VHD Version II by Hans Rietveld
• 2021 Competition Details
• Building The Super Micro, Mk 2, Part 2 by Ian Mavric
• Repairing The Keytronics Keyboard by Hans Rietveld
• More Disk Drives On A HD System by Ian Mavric

TRS8BIT – Vol 15, No. 3

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Table of Contents:

• 6174 – Kaprekar’s Constant by E.T. Fonehume
• Model 4 16K Upgrade To 64k by Maurits Van Wijland
• For Sale, Wanted & Free
• TRS80-tool Ungraded To V2.0.10 by Lawrence Kesteloot
• Vintage Chips Checker
• In Mav’s Workshop by Ian Mavric
• TRS80GP On A Raspberry Pi
• Stretch Your Mind
• New From France by Pascal Holdry
• Assembler Bytes Back
• In Mav’s Workshop by Ian Mavric
• The Way We Were
• Ebay ‘Bargains’ Since The Last Issue
• Competition Details – Don’t Miss Out On A Prizel
• The Model I With A Modern Monitor by Paul T Metcalf III
• In Mav’s Workshop by Ian Mavric

TRS8BIT – Vol 15, No. 4

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TRS8BIT – Vol 16, No. 1

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TRS8BIT – Vol 16, No. 2

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TRS8BIT – Vol 16, No. 3

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TRS8BIT – Vol 16, No. 4

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TRS8BIT – Vol 17, No. 1

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TRS8BIT – Vol 17, No. 2

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TRS8BIT – Vol 17, No. 3

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