Computers
Companies
- Timex Computer Corporation
  Timex brought the Timex Sinclair 1000, 1500 and 2068 to eager users in the early 1980s.
- Timex (TMX) Portugal
  The Timex facility in Portugal designed and produced computers, disk drive systems and more.
- Sinclair Research Ltd.
  Sinclair produced the first home computer available for under $200 and continued to develop innovative, unique home computers.
- All Companies
  All the companies that supported the Sinclair and Timex/Sinclair users in the United States.
Products
- Hardware
  Physical expansions to the Timex/Sinclair computers, including disk drives, modems, printers, RAM and more.
- Software
  Applications that run on the Timex/Sinclair computers, spanning from art and entertainment to business to games to home maintenance.
- Accessories & Miscellaneous
  Add-ons or products that don't strictly fall in the hardware or software category.
Publications
- Books
  All the books, commercial and small press, published about the Timex/Sinclair computers.
- Periodicals
  Find all the periodicals and articles about Timex/Sinclair computers, community and more here.
- Documents
  Manuals, press releases, and other documents.
Community
- People
  Learn about the people who made up the Timex/Sinclair community.
- User Groups
  User groups were a popular way to meet and network with other users.
- Events
  The community organized a number of events over the years.
Blog
About
- What’s New?
  Recent updates to the website.
- How You Can Help
  Do you have materials we haven't archived? Want to help the project?
- Shop
  Find add-ons for your Timex/Sinclair computer, new software, accessories, books, t-shirts and more.
- Contact Us
- Privacy Policy
Search

JK Audio

Escondido, CA 92025

Products

310 I/O port with real time clock

I/O board with our real time clock/calendar. 8 outputs capable of driving relays 8 TTL inputs Feed-through Sinclair bus connector to allow normal expansion Battery back-up for clock Expandable ports

TS 1000

315 Bare PCB I/O, real time clock board

TS 1000

317 Clock IC and crystal

TS 1000

320 A to D and D to A converter

TS 1000

325 Bare PCB of A/D, D/A

TS 1000

330 Wireless control system

TS 1000

340 Solid State AC switch

TS 1000

350 Relay board

TS 1000

Articles

JK Audio Model JK-310 I/O Board with Real Time ClockTS 1000 Hardware review
JK-310 is ideal for your applications and projects that require a real-time clock. JK-310 uses an OKI MSM5832 real-time clock chip.
More Hardware: Clock/Calendar, Winky Board IITS 1000 Hardware review
Reviews of Clock/Calendar Board by JK Audio, Winky Board II by G. Russell Electronics.
New Products and Services (Syntax v5 n2)
New products from Pheonix Enterprises, D. Lipinski Software, Robert Fingerle, A&J Microdrive, Maples Enterprises, Cottage Technology, JK Audio, Interface Design, Apropos Technology.

Documents

JK-310 Manual

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Computers & Electronics (v21 n3)

Computers & Electronics (v21 n6)

Computers & Electronics (v21 n7)

SQ Syntax Quarterly v2 n1

SQ Syntax Quarterly v2 n2

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