Ed. note: Unless specified, all ZX81-related products should work with Timex-Sinclair 1000 computers.
F/22 Press has cut the price of their DARKSTAR darkroom program complete package (DARKSTAR on tape with documentation, ZX81, 16K RAM, 12″ TV monitor, tape recorder) from $550 to $475 (includes delivery in continental US. F/22 Press, PO Box 141, Leonia, NJ 07605.
NIM Electronics plans to introduce a ZX81 keyboard/enclosure kit in late September. It consists of an aluminum enclosure which mounts the ZX81 PC board and a keyboard with ZX81 legends on the sloping front surface. Assembly time, according to Ronald Kern, is about 20 minutes, no soldering. Price: $150. NIM Electronics, 1 Denise St., Parlin, NJ 08859, 201/721-0070.
Find over 600 ZX-TS products listed in The Sinclair Computer Family Sourcebook. Each listing gives a description, prices, computer requirements and suppliers’ names and addresses. First revision, $6.95+$1.25 postage, 93 pgs. New editions are planned about every six months, according to Randy Hecht. Atlantic Computer Products, 5 Main Plaza Suite 1424, United Virginia Bank Building, Norfolk, VA 23510.
Eliminate heat-related problems with the Power-Pack. It gives two outputs: a fixed +5V at 1.2 amps and a screwdriver-adjustable +6.5-+15V. It also includes a push button to clear the computer, a LED power-on indicator and the connecting plug and cable. Full hookup instructions included. The Power-Pack is housed in a 5x4x3″ aluminum enclosure and the 120VAC-60Hz input is fused for safety. Price is $37.50 + $3.50 shipping. CA res. add 6.5% MacSwan-Packaging Co., POB 4697, Downey, CA 90241.
Independent Sinclair service: Tercentennial Technical repairs Sinclair computers for a flat $35 rate plus shipping via UPS. Your repair is guaranteed for 30 days. According to manager Jack MacGrath, average turnaround time is 2-3 days. Send your machine by UPS with a description of the problem, check or mo., and your name, address and telephone number. Tercentennial Technical, 70 Tercentennial Dr., Billerica, MA 01821, 617/667-8272.
Get ready for the office pool–PICK’EM predicts winning football teams and point spreads in the NFL on your 8K/16K Sinclair. On tape, $9.95 plus $1.50 postage. Stuart Software, 25381-G Alicia Pkway Suite 316, Laguna Hills, CA 92653.
Norris Radio & Electronics have now expanded their repair services to the continental US (Jun.82). They repair out of warranty ZX81s (kit and assembled) and TS1000s for $8.50/hr plus parts. Turnaround time is about 48 hours. Norris Radio & Electronics, 144 Terry Dr., Slidell, LA 70458.
ZX Hardware Team of the ZX Users Group of New York offers inexpensive 64K memories: $135 to club members and $150 to nonmembers, plus $5 postage. ZX Hardware Team, Box 560, New York, NY 10005.
Winky Board cassette loader/duplicator interface includes LED level monitor, earphone eavesdropper and interference filter, plus circuits for direct-copying any ZX/TS tape (even programs that can’t be listed or saved). Only 1X1.5″, Winky Board needs no power or computer mods, won’t interfere with extra memory. Info free. Assembled and tested, $18 ppd. Kit, $12 ppd. PA residents add 6%. Overseas add $2, pay by international M.O. in US dollars. G. Russell, RD 1 Box 539, Centre Hall, PA 16828.
Add-a-Switch is an on/off switch for your ZX81 or TS1000. It installs instantly with no mods and eliminates plug and jack failure. Price: $14.95. Robert Downs, Lyon Ware, 1520 S. Lyon, Santa Ana, CA 92705, 714/835-9512.
Fulcrum’s ZX81 Loading Aid helps load tapes first time. It plugs between ZX81 and tape recorder, using LED indicators to let you correct recorder volume. Unit with full instructions $21. Special versions for ZX80s and ZX Spectrums (specify when ordering). Fulcrum also offers ZX/Spectrum Softwear–short sleeved T-shirts with Sinclair ZX81 or Spectrum lettering. Red on black or white, S,M,L,XL children’s and adult’s, $7. Improved Keyboard Bleeper gives short Bleep with any keypress. Unit fits under keyboard or ZX PC board, no soldering. $19. Fulcrum Products, Hillside, Steep Ln., Findon, Worthing, West Sussex BN14 0UF.
RIP: QZX, the ZX newsletter for amateur radio users, is ceasing publication because its publisher can no longer handle the load. If you’re interested in putting out QZX, write to Marty Irons, K2MI, 46 Magic Circle, Goshen, NY, with “Replacement for QZX” in big letters on the envelope.