LARKEN Electronics

RR #2, Navan, Ontario, Canada K4B-1H9

Owner(s): Larry Kenny

Products

Produce high quality printing with an Epson compatible printer and LKdos. Page is kept on disk and scrolling through the page is as easy as clicking on the joystick or mouse on the icon menu.

TS 2068

LARKEN Disk Editor

Examine or change any byte on a LKdos disk. Useful in repairing damaged or glitched disks, changing the disk name or head speed, etc. You can also examine the track map and disk info headers. Documentation for the disk editor also includes information on how to access LKdos from machine code and information on the

TS 2068

Larken Disk System

Floppy disk interface, LKDOS cartridge, operating manual and LKDOS utilities disk. Can support up to four 3″ to 5.25″ single-sided, double-sided or quad density disk drives. NMI snapshot button and Kempston joystick port on the disk interface.

TS 2068

LARKEN RAMdisk

Expands the 2068 with up to 256K of nonvolatile RAM. Includes LKDOS Extended BASIC cartridge and memory board that attaches to expansion port. LKDOS uses standard BASIC commands (LOAD, CAT, SAVE, etc) to operate the RAM disk. Uses 32K (62256) CMOS RAM chips backed up with a battery; comes with 64K. Compatible with Spectrum, OS-64

TS 2068

Larken ZX81 Disk System

Floppy disk interface for ZX81/TS1000.

TS 1000

LKDOS/Extended BASIC Cartridge

Contains Larken DOS with 8K ROM and 8K RAM on the cartridge. Used to control Larken DSK-400 or other disk interfaces. All LKDOS or extended BASIC commands use the PRINT #4: syntax. Support for all Timex DOS commands. Extended basic commands include CIRCLE, windows, box clear and fill, channel support for devices, variations of POKE,

TS 2068

MAXCOM

Full-featured modem software that links the modem to the disk, allowing uploads or downloads of files larger than 100K. Send NMI saves and large text files as well as Basic or code files, which other modem programs couldn’t send because of memory limitations. Also files can be sent with or without a information header (Spec-term

TS 2068

Sequential/Random Access Files Support Package

RAM-based LKDOS extension adds support for sequential data file support to BASIC commands. Lets you create, read from, or write to very large data files kept on disk. It uses the commands OPEN#, CLOSE#, PRINT#, INPUT#, and INKEY$# to access the files from BASIC. There is also a high speed search command for finding a

TS 2068

Articles

2068 Larken Disk Menu MakerTS 2068
42 Track Converter for the Amdisk III and LKDOSTS 2068 Type-in program
A 2068 Disk Interface StandardTS 2068
Recommends TS 2068 users consider the Larken Extended Basic cartridge to make non-Larken systems compatible with the Larken as a standard.
A Break Through DOS for the TS-2068TS 2068
MAX DOS: combining Oliger DOS and Larken DOS.
A Challenge to ProgrammersTS 1000
Challenge to create disk utilities for ZX81/TS1000 that exist for TS2068 users.
A Fist Full of LKDOS ToolsTS 2068 Type-in program
A Fist Full of LKDOS ToolsTS 2068
A LARKEN Disk LibraryTS 2068
A Larken TS2068 printer driver for a serial portTS 2068
A letter from Larry KennyTS 2068
A Library of LarKen Procedures and Functions in HiSoft PASCAL for Sequential File HandlingTS 2068
A Menagerie of Opinions and Some Programming TipsTS 2068 Type-in program
Tips about disks and disk systems; a short program to print labels.
A Programming ExerciseTS 2068
A query from one of our members: TS2068 Larkenized Oliger SystemTS 2068
A Review of the Larken Disk DriveTS 2068 Hardware review
Review and comparison vs tape.
A T/S 2068 Utility to Put Basic Programs into the Larken RAMDisk BanksTS 2068 Type-in program
It is possible to load any of the RAMDISK banks with code which simulates a BASIC cartridge (an AROS) and to run that code as a BASIC program. This suite of programs will allow you to create your own simulated cartridges in the RAMDISK memory chips. A program running from DOCK leaves the HOME bank…
A Tape/Disk Save SubroutineTS 2068
A tip about the Larken system and disk drivesTS 2068
A TS2068/Larken Program: File RecoveryTS 2068 Type-in program
Accessing LKDOS from Machine CodeTS 2068
The DOS is easy to access from machine code using the internal jump table starting at address 120 in the cartridge. The jump table is a list of 20 or so entry points to the most often used sub-routines in the dos.
Adapting Programs for Disk DriveTS 1000 Type-in program
Techniques for adapting ZX81/TS1000 programs to work with the Larken disk drive.
Adding Two More DrivesTS 2068 Hardware project
Add two more drives to a Larken system.
An Improved Label Maker for Larken SystemTS 2068 Type-in program
An Improved Label Maker for Larken SystemTS 2068 Type-in program
An Interbank Database for the TS2068TS 2068
Larry Crawford has written a program which makes use of this feature to provide us with a very useful database program. The most significant feature of this database is its size. Its bank-switching capability means that a single database can expand to eight times the usual computer memory. Works with the Larken RAMdisk.
AOS-LKDOSTS 2068 Type-in program
Autostart Hint for Larken UsersTS 2068 Type-in program
How to create an autostart block/file on a Larken disk system.
Autostart Hints for Larken UsersTS 2068 Type-in program
How to set up an autostart file for Larken DOS.
Bill Pedersen's Diskspeed ProgramTS 2068 Type-in program
Adjustments to the disk speed program to make it work with Larken drives.
Bits & BytesTS 2068
Bits & BytesTS 2068
Bits & BytesTS 2068
Bits & Bytes
Bits & BytesTS 2068
Bits & BytesTS 2068 Z88
Bits & BytesTS 2068
Bits & BytesTS 2068
Bits & BytesTS 2068
Bits & BytesTS 2068
Bits & BytesTS 2068 QL
Bits & BytesTS 2068
Bits & BytesTS 2068 QL
Bits & BytesTS 2068
Bits & BytesTS 2068 QL
Bits & BytesTS 2068 Z88
Bits & Bytes
Bits & BytesTS 2068 QL
Bits & BytesTS 2068 QL
Bits & BytesTS 2068 QL
Bits & Pieces
Bits and Bytes
Bob Swoger's LogiCall Provides Those Little Extras to Larken UsersTS 2068 Software review
Bob's NotebookTS 2068
Larken utility.
Bob's NotebookTS 2068
Making Graphs with LKDOS V3.
Bob's NotebookTS 2068
Tips for using the Larken RAMDISK.
Bob's NotebookTS 2068
TIMACHINE and Larken disk system.
Bob's NotebookTS 2068 Type-in program
Disk utilities for LKDOS.
Bob's NotebookTS 2068
Larken utilities.
Bob's NotebookTS 2068 Type-in program
Font loader, a type-in program that loads a font from a Larken disk.
Bob's NotebookTS 2068 Type-in program
Program to print a Larken disk directory.
Bob's NotebookTS 2068 Type-in program
Patches to Tasword Two. Includes re-activating the 2040 printer, a word count feature and an option for saving for autostart with a Larken disk system.
Bob's Notebook: Larken Extended BASIC exampleTS 2068
Demonstration program that includes Larken Extended BASIC examples. Shows syntax and how quickly the extensions worked compared to Sinclair BASIC.
Bob's Notebook: Near Letter Quality PrintingTS 2068 Type-in program
Routine to print at near letter quality on the Smith-Corona Fastext 80, an 8-pin dot matrix printer. Requires Larken Extended BASIC.
Bob's Notebook: Odds & EndsTS 2068
Bob's Notebook: Programming TipsTS 2068 Type-in program
How to add your own NMI routine to Larken Extended BASIC, printer control codes for Tasword and MSCRIPT, using ROM calls instead of INKEY$ for debounced results.
Bug Alerts & UpdatesTS 2068
Cassette to Larken DiskTS 2068 Type-in program
Converting cassette-based programs to work with the Larken disk system.
Check Disk Drive SpeedTS 2068 Type-in program
Clean Screens Please!TS 2068
Request for change to how users save programs to prevent cluttering screen with feedback from Larken disk command calls.
Congratulations to Toronto Timex-Sinclair club
Club continues to support TS 2068 and Larken DOS users.
Converting Tape Programs to Larken Disk ProgramsTS 2068 Tutorial
Correction: Other Uses for Larken RAMDiskTS 2068
Customized Catalog Command for LKDosTS 2068 Type-in program
This is an alternative catalog command that can be added to your programs or to use when modifying an existing program for disk. It only prints the selected filenames in a single column without any other info such as disk name of disk parameters. It works very well with windows such as the ones in…
D.O.S. for the 2068TS 2068
Data InterruptTS 2068
Describes variations of Larken hardware and software.
Datastore() and Datafetch(): Two Larken DOS Procedures for Hisoft PascalTS 2068 Type-in program
Transfer any section of RAM to a file on disk.
DataStore() and DataFetch(): Two LarKen DOS Procedures for HiSoft PASCALTS 2068 Type-in program
Did You Know ... 2068/Larken TipsTS 2068
Did You Know?TS 2068
Larken ROM disassembly and cartridge schematic. 0000-05BC section of ROM.
Did You Know?TS 2068
Discussion of LKDOS ROM disassembly.
Did You Know?TS 2068
Discussion of LKDOS ROM disassembly. 164E-1FFF section of LKDOS ROM.
Did You Know? 2068/Larken TipsTS 2068
Did You Know... 2068/Larken tipsTS 2068
Discan: A Larken Utility for the TS2068TS 2068
Disjointed Programming TipsTS 2068
Short descriptions of available DOSes and utilities.
Disk DoctorTS 2068
Disk DroppingsTS 2068
Describes the Larken Electronics RAMdisk for the TS 2068.
Disk DroppingsTS 2068 Hardware review
Disk Menu LoaderTS 2068
Disk System for T/S 2068 For Under $200TS 2068 Hardware review
Diskdriving with a JoystickTS 2068
Larken disk interface and Kempston joystick both use port 31.
Diskette Menu Program for the Timex/Sinclair 2068 (LarKen DOS Version)TS 2068
Error in simple Sound PortTS 2068 Hardware project
Correction to the schematic.
Excerpts from Bill Harmer Guide to the Larken ZX81/TS1000 Disk SystemTS 1000
Hints, notes and techniques for using the Larken disk system for the ZX81/TS1000.
File Header Reader Larken TS2068TS 2068 Type-in program
For Your SinclairTS 2068 Z88
Desktop publishing software from Lemke Software Development and Charles Stelding. Z88, Spectrum +3 announcement. Notes about Second Annual Midwest Timex Sinclair Computer Fest. PC8300, products from John Mathewson, Specterm 64, Larken disk interface, Sharp’s, more.
For Your SupportZX81 TS 1000 TS 2068 QL
Product announcements from G. Russell Electronics, Byte-Back, Variety Sales, Chia-Chi Chao, Larken Electronics, Sams, Fred Nachbaur, Lemke Software Development and E. Arthur Brown.
For Your Support
Product announcements from John Oliger Co., NovelSoft, Willcocks Research Consultants, Grey & Clifford Computer Products, Knighted Computers, G. Russell Electronics, Jim Houston Enterprises, Larken Electronics, Chia-Chi Chao, Fred Nachbaur, Robert Fischer, Bill Heberlein, Bill Bell, C. W. Associates.
For Your Support
Product announcements from Chia-Chi Chao, NovelSoft, Willcocks Research Consultants, Grey & Clifford Computer Products, Knighted Computers, Fred Nachbaur/Silicon Mountain Computers, Robert Fischer, Larken Electronics, Bill Bell, Thomas Woods, Jim Houston Enterprises, WIDJUP Co., David Hill.
For Your Support
Product announcements from Fred Nachbaur, John Oliger Co., Grey & Clifford Computer Products, Larken Electronics, Chia-Chi Chao, Robert Fischer, Bill Bell, G. Russell Electronics, EZRA Group II, RMG Enterprises, David Hill, Paul Holmgren, GLENN Technics, John Deering.
For Your SupportTS 1000 TS 2068
AN-TO Productions is marketing QUICKEY 2068 keyboard overlays. Overlays are available for the following programs: AccuDraw T2, Artworx v1.1, Tasword/Tasprint, Mscript (regular and V5) and Omnicalc II. There is also a key finder and a blank overlay for your own programs. Bill Bell announces the availability of an Oliger Video Version of BBDOS for the…
FREE BlocksTS 2068 Type-in program
This routine allows you to find the number of free blocks with out displaying the catalog. It will return the number of free blocks in the BC register, so it can be accessed from basic with PRINT USR FREEBL or LET K=USR FREEBL.
From Internet to LarKen-2068TS 2068
From Members' LettersTS 2068
Code to copy memory contents to Larken disk.
From Members' Letters: Data from AERCO LKDOS SystemTS 2068
Garbage GobblerTS 2068 Type-in program
Home-made 2068 LarKen Disk InterfaceTS 2068 Hardware project
Instructions for building a Larken 2068 disk interface.
Hot Rumor: Spectrum/AERCO DisksTS 2068
How to Build a Larken Dock BoardTS 2068 Hardware project
How to make a dock cartridge board.
Index.B1 TS2068 LarkenTS 2068
Input/OutputTS 2068
Letters from David Solly, Bob Swoger, Glen Goodwin, Jack Boatwright, Fred Henn, Don Oviatt, Rod Gowen
Interbank Database, Part 2: TS-2068 and the Larken RAMdiskTS 2068
Interbank Database: TS-2068 and the Larken RAMdiskTS 2068
JLO with LKDOS CartridgeTS 2068
Label MakerTS 2068 Type-in program
Directory label maker.
Label Maker UpdateTS 2068 Type-in program
Correction to Label Maker.
Larken "Maxcomm" BBS SoftwareTS 2068
Larken & HunterTS 1000 Hardware project
Add a switch to the Hunter 8K memory board so it will work with the Larken DOS ROM, which occupies 12-16K region.
Larken 2068 Disk Interface [schematic]TS 2068
Larken and the Large PrinterTS 2068 Type-in program
LARKEN Cartridge Disk Operating SystemTS 2068
Observations and tips on using the LARKEN Cartridge DOS.
LARKEN Cartridge DOSTS 2068 Hardware review
Description and review of the LARKEN Cartridge DOS.
Larken Cartridge SchematicTS 2068
Larken DDI ReportTS 1000
Larken DDI Report/Living With a LarkenTS 1000
Larken DDI Report/Living with a LarkenTS 1000
Larken DDI Report/Living with a LarkenTS 1000
Larken Directory (Track 0) RepairTS 2068 Type-in program
The track directory for the Larken disk system is located on track 0. This directory stores the data that is required by the system to locate and load the chosen file. On occasion the system is prone to corrupting the directory track, thus effectively causing the loss of all programs on the disk.
Larken Disk Copier UtilityTS 2068 Type-in program
Program to copy Larken disks using only one drive. Copies limited to programs up to 14 blocks.
Larken Disk Copy UtilityTS 2068 Type-in program
Program to copy a disk on a Larken system with either one or two disk drives.
Larken Disk DoctorTS 2068 Type-in program
This utility will be found useful in the inspection, analysis, and correction of errors on disks used on the Larken disk drive system. This utility is designed for use with the Larken 350K per disk I/F board.
Larken Disk DriveTS 2068 Hardware review
One user’s experiences with an early Larken setup.
Larken Disk Drive InformationTS 2068
Larken Disk Drive OperationTS 2068
How to make a boot tape for a Larken disk system.
Larken Disk Drive reviewTS 2068 Hardware review
LarKen Disk Drive: Spectrum Emulator CompatibleTS 2068
Larken Disk DrivesTS 2068
Instructions for setting up a Larken disk system, including providing power to the disk drive.
Larken Disk DrivesTS 2068
Introduction to disk drive systems.
Larken Disk Editor: ReviewTS 2068
LarKen Disk Interface CircuitTS 2068
Larken Disk LibraryTS 2068
Larken Disk LibraryTS 2068
Larken Disk LibraryTS 2068
Larken Disk LibraryTS 2068
Larken Disk Library NotesTS 2068
Larken Disk SystemTS 2068 Hardware review
Larken Disk System Review, Part 1TS 2068 Hardware review
LarKen DisketteTS 2068
LarKen DSK 400 Disk Operating SystemTS 2068 Hardware review
Review of the disk interface system.
Larken DSK 400 ReviewTS 2068 Hardware review
Review of the third generation disk interface system.
Larken DSK400 Disk Operating SystemTS 2068 Hardware review
Larken ElectronicsTS 2068
Original designers of ZX81/TS 1000 LDOS and TS 2068 LKDOS turning attention to computer-controlled shaper/router/plotter, driven by IBM PC compatible. Software originally written in Pascal on TS 2068.
Larken Electronics Launches MaxcommTS 2068
Larken Electronics' LKDOSTS 2068 Hardware review
Larken Electronics' LKDOSTS 2068 Hardware review
LARKEN EPROM DOS Version 3TS 2068
Larken Index.B1 A Printer FixTS 2068 Type-in program
Larken LinesTS 2068
Questions and answers about LARKEN. Copied from the CCAT/S User Group Newsletter, The Plotter.
Larken LinesTS 2068 Type-in program
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068 Hardware project
Larken LinesTS 2068 Type-in program
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068
Larken LinesTS 2068 Type-in program
Larken LinesTS 2068 Type-in program
Larken LinesTS 2068
Larken LinesTS 2068
Larken Load/Save RoutinesTS 2068 Type-in program
Machine code utility for loading and saving tracks on the original Larken system.
Larken LockTS 2068 Type-in program
Add a lock code to Larken disks.
Larken MaxcomTS 2068
Larken NewsTS 2068
Larry branching out to CAD-CAM drilling/routing machines.
Larken NMI-F Autorestart MenuTS 2068
Larken NotesTS 2068
Larken RamdiskTS 2068 Hardware review
LARKEN RAMdisk (Bug Alert)TS 2068
Some LARKEN RAMdisk boards may have a diode reversed.
Larken RAMdisk at the Space CenterTS 2068
Larken RAMdisk for the TS 2068TS 2068 Hardware review
I have found that for persons with two drives, the RAMdisk maximizes use of the second drive. And it reduces the number of keystrokes required to operate the Larken system.
Larken RAMdisk for the TS 2068TS 2068 Hardware review
Larken Repair ProgramTS 2068 Type-in program
Suggestions for improving a disk repair program printed in an earlier issue.
Larken Screen DumpTS 2068 Type-in program
LARKEN Sequential/Random Files UtilityTS 2068
Larken System Disk Drive Menu LoaderTS 2068 Type-in program
Larken Tip
Recovering from error with diskettes.
Larken TipTS 2068
Recommendation for LKDOS users to subscribe to SINC LINK.
Larken TipTS 2068
Larken TipsTS 2068
Three tips for dealing with quirks in the Larken disk system.
LARKEN TS1000 Disk Drive InterfaceTS 1000 Hardware review
Disk interface with built-in DOS for ZX81/TS 1000 computers. User supplied power supply and compatible disk drive.
Larken User NotesTS 2068 Type-in program
Tips for using the Larken disk system.
Larken UtilitiesTS 2068
Lists and describes utilities members of the Toronto Timex Sinclair User’s Club wrote for the Larken disk system.
Larken ZX-81 Disk InterfaceTS 1000 Reference
Larken: A Tip on Disk DrivesTS 2068
Larken: Cracking Spectrum ProgramsTS 2068
LDOS Version 3TS 2068 Software review
One can upgrade to version 3 by ordering a new EPROM for LKDOS. It provides a raft of great improvements.
Letter about Larken LK-DOSTS 2068
User describes his system.
Letter from Robert ShadeTS 2068
Letter from Steve GunhouseTS 2068
Listing for Disk Menu MakerTS 2068 Type-in program
LKDOS "Didja Knows"TS 2068
LKDOS DisassemblyTS 2068
11FF-164C section of LKDOS ROM.
LKDOS DisassemblyTS 2068
05BD-0BBF section of LKDOS ROM.
LKDOS Disk Utility Double to QuadTS 2068
LKDOS Machine Language CALLs ExplainedTS 2068
LKDOS Off Switch (For MAX DOS Operation)TS 2068 Hardware project
Add an off switch to resolve conflicts with Oliger NMI functions.
LKDOS Tools by the Half DozenTS 2068
LKDOS Version 3 EPROM: Highlights and First ImpressionsTS 2068 Type-in program
LKDOS vs JLO SAFETS 2068
Comparison of the two disk operating systems.
Locked Out? How to Recover!TS 2068
How to recover when saving to a non-existent disk with Larken and Oliger systems.
Locked Out? How to Recover!TS 2068
LogiCall v4.3TS 2068 Type-in program
Description and listing of the program.
Machine Specifics: OrphansTS 2068
Larken Electronics redesigned disk controller for 2068.
Make the Tasman 'B' Centronics Printer Interface Work with the Larken DS400TS 2068 Hardware project
Changes to make Tasman B and C printer interfaces work better with Larken disk system.
Make the Tasman 'B' CPI Work With the LarKen DS-400TS 2068
Make the Tasman 'B' CPI Work With the Larken DS-400TS 2068 Hardware project
Mass Storage for the TS-1000 Has Arrived!ZX81 TS 1000 Hardware review
Overview of load utilities and mass storage systems including ZXLR8 Fasload, Winky Board, A & J Microdrive, and Aerco and Larken disk systems.
Mastering "Merge" (LKDOS)TS 2068
MAX DOS: A Study of DUAL DOS in the TS-2068TS 2068
For several weeks UPDATE has been testing two simultaneous disk operating systems in the TS-2068: the Oliger SAFE DOS and the Larken DOS. The hardware hook-up is the full “two board” Oliger system and the Larken LKDOS cartridge in the dock port. Extensive operation with the combination has revealed an almost complete compatibility between the…
Maxcom TS2068 BBS system for LKDOSTS 2068
BBS software available from RMG. Larry Kenny working on desktop publishing system and is PC-based marketing plotter, engraver, router/miller.
Meet News, club notesTS 2068
Discusses attempt to duplicate Bill Jones’ Max-Dos.
Mike's Notebook: LOADERTS 2068 Type-in program
Program uses the SCREEN$ function to facilitate loading software from a Larken disk system.
Mike's Notebook: LOADERTS 2068 Type-in program
Read the output of CAT via SCREEN$ and load programs.
Modifying ARTIST II for the Larken Disk SystemTS 2068
Modifying the 2068 Larken Disk TitleTS 2068
More INPUT on AUTOSTART and other Larken ThoughtsTS 2068
Move Catalog to Upper RamTS 2068 Type-in program
Mscript Version 5.3 for Larken DOSTS 2068 Software review
Review
MSDOS to Larken and MSCRIPTTS 2068
MTERM II: Modification for the LARKEN DD SystemTS 2068 Type-in program
Modifications to make MTERM work well with the Larken system.
NEC FD1035 Disk Drive ReviewTS 2068
New and Upcoming in 1987TS 2068 QL
Details about upcoming 2nd Annual Mid-West Timex Sinclair Computerfest; Larken developing RAMdisk for 2068; Thomas B. Woods will be offering RAM board in kit form that operates in the cartridge slot of the 2068. User-expandable from 8K to 120K; TS telecommunications, Sinclair QL; Zebra/Timex Disk support group; new programs and hardware.
New, News, Views and Reviews
New, News, Views and ReviewsTS 2068
New, News, Views and ReviewsZ88
News from the Northwest
News ItemsTS 2068
Update! magazine renewal time; Welcome our new treasurer, Abed Kahale; Hard disks for Sinclair?; EPROMS for the TS2068; Dohany EPROMS for Larken.
News, New Views and ReviewsTS 2068
SNUG is gearing up. CapitalFest coming up. MAXCOM, from Larken, for 2068. Ray Byler provided a TS2068/Spectrum ROM call listing, both alphabetical and by address for each machine. Will be printed in future issue.
News, New, Views and ReviewsTS 2068
Announcements about newsletters, MAXCOM from Larken.
News, New, Views and ReviewsTS 2068 QL
October News RoundupTS 1000 TS 2068
Oliger proposes Detente with LarkenTS 2068
Bob Swoger’s LogiCall description and discussion of features. Oliger for LKDOS, allowing compatibility of Oliger/LarKen systems.
Other Uses for the T/S 2068 Larken RAMDiskTS 2068 Type-in program
The LARKEN RAMDISK banks are all mapped into the DOCK bank of the 2068 even though the board is plugged into the back expansion slot. Consequently, it is possible to load any of the RAMDISK banks with data for a database or spreadsheet. This means that up to 256K more information can be handled and…
Other Uses for the T/S 2068 Larken RAMdiskTS 2068
Pages missing from Larken ROM DisassemblyTS 2068
Partial Review of MaxcomTS 2068 Software review
Pascal Disk Handler for the LarkenTS 2068 Type-in program
Converting HiSoft Pascal to work with the Larken disk system.
Pascal Disk Handler for the LARKEN Disk Operating SystemTS 2068
Pascal Disk Handler for the Larken Disk Operating SystemTS 2068 Type-in program
Access to the Larken disk system from within HiSoft Pascal.
Power Supply for the LARKENTS 2068
Brief discussion of building a linear power supply for the Larken disk drive.
President's Address
Notes about low attendance at summer meetings; author’s experience setting up a Larken disk system.
Product NewsTS 1000 TS 2068
Oliger 2068 floppy disk interface available; Larken drive controller with Spectrum ROM; uncased 2050 modems; Tech Draw Jr, Spectrum Emulator cartridge, Zebra Talker from Zebra; Amdek plotter; Jack Dohany’s shareware announcement.
Program Printout: Disc CatalogTS 2068 Type-in program
Programming the TS2068: Opening Larken FilesTS 2068
Programming TipsTS 2068 Reference
Programming tips... LARKEN SystemTS 2068 Tutorial
Psi Chess and the LarkenTS 2068
Quick Directory SorterTS 2068
RAMDISK for PhillipTS 2068
RAMDisk to Disk BackupTS 2068 Type-in program
RAMDisk to Disk Backup: A Larken 2068 UtilityTS 2068
RAMdisk-RAMdisk-RAH-RAH-RAHTS 2068
Redwood GoodiesTS 2068
Larken DOS programs from Jack Dohany.
RenameTS 2068 Type-in program
Utility for Larken DOS to rename a program on disk.
Repair - A Larken UtilityTS 2068
Corrections to a program used to reconstruct a Larken disk directory.
REPAIR: A Larken Disk Repair UtilityTS 2068 Type-in program
Tool to reconstruct programs on disks where the directory has become corrupted.
Resurrecting a Crashed Directory on the ZX81 LarkenZX81
Technique for manually recovering a crashed directory.
Saving SCREEN$ of LARKENTS 2068 Type-in program
Short routine to save a SCREEN$ file while avoiding the Larken DOS cursor.
Scrabble and the LARKEN SystemTS 2068
Patch to make the program work with the Larken disk system.
Service CornerTS 2068
Setting up LKDOS User-Defined CommandsTS 2068
Seven-Bit ASCII Text Filter for the TS-2068 with LarKen disk I/OTS 2068
Simple Sound PortTS 2068 Hardware project
Add a simple sound port to the rear of a Larken disk interface.
SNODGITS and the Larken SystemTS 2068 Type-in program
Stepping Rate FixTS 2068
Program to adjust stepping rate on LarKen systems; allows for reading/writing disks from other LarKen users.
Stepping Rate FixTS 2068 Type-in program
Program to assist in fixing stepping rates on Larken systems.
Stepping Rate FixTS 2068 Type-in program
Stepping Rate FixTS 2068 Type-in program
Suppliers
Updates on Larken Electronics, RMG, Update Magazine, EMSoft, John McMichael, Byte Power.
System 15000 on the Larken Disk SystemTS 2068
TASWORD and the Larken Printer DriverTS 2068 Type-in program
Patch for Tasword.
Tech Draw and the LarkenTS 2068
Technician Ted and the LarkenTS 2068
The Amdek Amdisk III and the Larken LKDOS SystemTS 2068
The Changing Complexion of Timex-Sinclair Computing Seen at the Orlando 1988 Winter FestTS 2068 QL Z88
This issue of Up-Date was delayed a week to report upon the Orlando 1988 Winter Fest. Representing the Western USA was Tim and Stephanie Woods (Time Designs Magazine), and the Central USA was represented by the staff of SyncWare News and attendees from the Michigan user group.
The Larken Disk SectionTS 2068
This section in UP-DATE is devoted to providing information about the Larken Disk System(s) in the same manner as we provide the section titled “Computing with SDOS, by John Oliger.”
The MAX DOS SagaTS 2068
Some are having problems with conflicts. LKDOS users should use RANDOMIZE USR 100 instead of PRINT #4, which conflicts with Oliger DOS.
The Programming CornerTS 2068
Questions about Larken disk system; programming in machine code; recovering from data loss.
The Tasman 'B' CPITS 2068
Make it work with the Larken DS-400.
The Ultimate AutostartTS 2068 Type-in program
Autostart menu construction for Larken users.
The Ultimate AUTOSTARTTS 2068 Type-in program
Timex TidbitsTS 2068 QL
Timex TidbitsZ88
Timex TidbitsTS 2068 QL Z88
Timex Tidbits
Our Timex brethren in Milwaukee are producing Digitizers for the TS-2068. The cost of a completely assembled and tested unit with postage is $52.95 while the bare board alone costs $22.95! These prices include the software. For more information write to SMUG, Р.O.Вох 101, Butler, Wisconsin 53007. RMG Enterprises have expanded their Timex/Sinclair inventory by…
Transferring MSDOS files to the TS2068TS 2068 Type-in program
Utility to move MSDOS text files to Larken LKDOS.
Transferring MSDOS Files to the TS2068TS 2068 Type-in program
Techniques and program for loading files from an MS DOS disk using a Larken disk system.
Trivial Pursuit: Converting to Larken Disk OperationTS 2068
TS 2068 - Copying a Screen$ to the TS-2040 Printer Using the Larken User-defined NMI/F-key OptionTS 2068 TS 2040
TS-2068 ActivitiesTS 2068
There are now three predominent disk systems for the TS-2068. Their order of usage is: LKDOS, Oliger SAFE DOS, TOS, and Aerco FD-68. TOS DISK users hang in there with determination but receive little support. User activities during 1989 has been away from the Aerco FD-68, mostly toward LKDOS. Quite a number of FD-68 users…
TS-2068 VARS Save and Re-LoadTS 2068 Type-in program
Program find and save VARS for Larken DOS or cassette.
TS2068-Larken NMI-F Key: Another ApplicationTS 2068
TS2068-Larken TidbitTS 2068
TTSUC LarKen Disk LibraryTS 2068
Utilities "INIT" and "Cclear Code"TS 2068
The “INIT” utilities for the three Disk Operating Systems are slightly different. Each listing may be used to pick up another little twist for another DOS.
Utility to Print Out the Catalog of a Larken DiskTS 2068
Utility to Print Out the Catalog of a Larken DiskTS 2068 Type-in program
Vera Cruz on the Larken Disk SystemTS 2068
Port the program to a Larken system.
ZX ResourcesTS 1000 TS 2068 Type-in program
Larken disk system; Eprom Services Programmer, MODified Shapes for T/S.
ZX81 Hardware and Software NewsZX81 TS 1000
Short notes on ZX81/TS1000. This issue includes brief info on Larken, COMPUSA, Aerco and Oliger 1000/2068 disk systems. Also, why Aerco CP/M was never released. Short reviews of Sinc-Artist for the 2068 and ZX HI-Res. And one user, a Kolorworks owner, mentions writing a TMS9918 toolkit for the ZX81.
ZX81 Larken I/F CasedTS 1000
Diagram for building a case to enclose the Larken ZX81 disk interface.
ZX81 News & ResourcesTS 1000
AERCO and Larken disk systems for ZX81/TS 1000 available. Reports on difficulties with Mini XMOD. Silicon Mountain Computer products discussed.
ZX81 News and ResourcesZX81 TS 1000 TS 2050
Larken Disk system for TS1000, Mini XMODEM 1.7 for ZX81 and TS 2050, Fred Nachbaur’s JOBASIC.
ZX81 ResourcesZX81 TS 1000 Type-in program
Larken LDOS, Eprom Services Programmer, modified version of program that appeared in Compute.
ZX81-LARKEN TipTS 1000
Note from a user about fix to disk copy program.