Larry Crawford

Location: Canada

Articles (27)

TitleAuthor(s)PublicationDate
2068 & Spectrum Customized ROMs
Short article on author’s customized ROMs and brief description of how to create one’s own.
Sinc-LinkMarch/April 1986
2068 24-Pin Bit Image Graphics for 24-Pin or Bubble Jet Printers in Epson EmulationSinc-LinkNovember/December 1993
2068 Expanding Array
If you create an array for the storage of data, the chances are that you will dimension the array to...
Larry CrawfordSinc-LinkMay/June 1987
2068 Larken Disk Menu MakerSinc-LinkMarch/April 1991
2068 ROM Bypass Board Schematic, Revised
Enclosed are copies of “ctas.B1” v9.2. If you have sent copies of the previous version to anyone and happen to...
Larry CrawfordUpdate MagazineJanuary 1995
24-Pin Bit Image Graphics for 24-Pin or Bubble Jet Printers in Epson Emulation
Programming tips for printing to 24-pin printers from the 2068.
Update MagazineOctober 1993
A Couple of Workshop HintsSinc-LinkNovember/December 1989
A Guide to Using CTAS, the Customizer and the Printer
Program that customizes Tasword for Larken and Oliger systems.
Update MagazineJanuary 1994
A T/S 2068 Utility to Put Basic Programs into the Larken RAMDisk Banks
It is possible to load any of the RAMDISK banks with code which simulates a BASIC cartridge (an AROS) and...
Update MagazineApril 1990
Another Approach to Extra Memory Banks
Back in ’86 I was faced with a problem with memory. I had a program in which I stored and...
Larry CrawfordUpdate MagazineOctober 1989
Bill Pedersen’s Diskspeed Program
Adjustments to the disk speed program to make it work with Larken drives.
Update MagazineApril 1994
Correction: Other Uses for Larken RAMDiskSinc-LinkJuly/August 1990
Customize Your 2068 Keyboard
If you have a full-sized printer you might appreciate this circuit which generates the series of characters for the ESC...
Larry CrawfordSinc-LinkJuly/August 1985
Disk Drive ProblemSinc-LinkNovember/December 1988
Esc KeyThe PlotterFebruary 1986
Input/Output
Letters from Carlos Delhez, Robert Gilbert, Larry Crawford, Rod Gowen, Fred Henn, Gilliam Parrish, Greg Bridgewater.
ZXir QLive Alive!Spring 1995
Instant Sorting
In the May-June ’86 issue of SyncWare News, I went through several sort routines for the 2068 and 1000 computers....
Robert FischerSyncWare NewsMay/June 1988
Interface for RAM in T/S 2068 I/O Ports
Requires Oliger expansion board.
Sinc-LinkMay/June 1989
Obituaries
Larry Crawford, Steve Cooper.
ZXir QLive Alive!Winter 1995
Other Uses for the T/S 2068 Larken RAMDisk
The LARKEN RAMDISK banks are all mapped into the DOCK bank of the 2068 even though the board is plugged...
Larry CrawfordUpdate MagazineApril 1990
Other Uses for the T/S 2068 Larken RAMdiskSinc-LinkMarch/April 1990
Power Supply and the 2068
Those of us who have not “graduated” to a more up-to-date computer probably have a tangle of peripherals hanging out...
Larry CrawfordSinc-LinkJanuary/February 1989
Printing Macros
Short routines for setting printer styles.
Update MagazineJuly 1990
ROM/EXROM Bypass Board for External Eproms
Sorry to be so long in getting this off to you but things have been rather hectic around here. You...
Larry CrawfordUpdate MagazineJuly 1993
Some comments on bitim.b1, a utility to create and print 1 or 22 one-line screen files to a 24-pin or bubble jet printer
For background information on 24-pin operation see the Tasword file “lbibkg.CT” or choose option [C] of the disk menu. When...
Update MagazineJanuary 1994
Tape Amplifier for Loading Weak Tapes
Circuit diagram for an op-amp based signal booster.
Sinc-LinkNovember/December 1985
Tape Amplifier for Loading Weak TapesKeyboardsNovember-December 1985

Downloadable Files (4)

TitleTypeCompanyDownload
24-Pin Bit Image GraphicsProgramDownload
CTAS (Customized Tasword)DisketteDownload
Interbank Database and RAMdisk UtilitiesDisketteDownload
Pixel Print Professional v5.0L (Larken Edition)DisketteLemke Software DevelopmentDownload

User Groups (4)

TitleLocationFounded
Larken system owners
People who bought a Larken disk system for the Timex/Sinclair 2068 or an AERCO FD-68 disk system serviced by Larken,...
Sinclair Northamerica Users Group (SNUG)
Proposed by Mel Nathanson and others as a result of the 1988 Sunstate Timex/Sinclair Winterfest, SNUG was suggested to be...
7515 Arbordale Drive, Port Richey, Florida 34668
Timex/Sinclair NorthAmerican User Groups
In 1988, at the Sunstate Timex/Sinclair Winterfest, a group of enthusiasts proposed a nation-wide user’s group. The name of the...
613 Parkwood Cir, Streamwood. IL 601071991
Toronto Timex-Sinclair Users Club
Late in 1982, five ZX-81 owners met in a bar at Yonge and Eglinton in Toronto to talk about their...
Toronto, Ontario, Canada M5W 1X91982