Silicon ChipMarket Centre - January 1989 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: The great dry battery recharging conspiracy
  4. Feature: The Goalkeeper Gatling Gun by Leo Simpson
  5. Feature: How to Service Car Cassette Players by Homer L. Davidson
  6. Subscriptions
  7. Vintage Radio: Troubleshooting the transformers by John Hill
  8. Project: Ultrasonic Proximity Detector for Cars by John Clarke & Greg Swain
  9. Project: A Line Filter For Your Computer by Leo Simpson
  10. Project: 120 Watt Public Address Amplifier, Pt.2 by Leo Simpson
  11. Serviceman's Log: Copping it right in the neck by The Original TV Serviceman
  12. Feature: The Way I See It by Neville Williams
  13. Project: Simple Computer Sound Repeater by Leo Simpson & John Clarke
  14. Feature: Amateur Radio by Garry Cratt, VK2YBX
  15. Feature: Kit Clinic & the UHF Remote Switch by John Clarke
  16. Feature: The Evolution of Electric Railways by Bryan Maher
  17. Back Issues
  18. Market Centre
  19. Advertising Index
  20. Outer Back Cover

This is only a preview of the January 1989 issue of Silicon Chip.

You can view 38 of the 96 pages in the full issue, including the advertisments.

For full access, purchase the issue for $10.00 or subscribe for access to the latest issues.

Articles in this series:
  • 120 Watt Public Address Amplifier (December 1988)
  • 120 Watt Public Address Amplifier, Pt.2 (January 1989)
Articles in this series:
  • The Way I See It (November 1987)
  • The Way I See It (December 1987)
  • The Way I See It (January 1988)
  • The Way I See It (February 1988)
  • The Way I See It (March 1988)
  • The Way I See It (April 1988)
  • The Way I See It (May 1988)
  • The Way I See It (June 1988)
  • The Way I See it (July 1988)
  • The Way I See It (August 1988)
  • The Way I See It (September 1988)
  • The Way I See It (October 1988)
  • The Way I See It (November 1988)
  • The Way I See It (December 1988)
  • The Way I See It (January 1989)
  • The Way I See It (February 1989)
  • The Way I See It (March 1989)
  • The Way I See It (April 1989)
  • The Way I See It (May 1989)
  • The Way I See It (June 1989)
  • The Way I See It (July 1989)
  • The Way I See It (August 1989)
  • The Way I See It (September 1989)
  • The Way I See It (October 1989)
  • The Way I See It (November 1989)
  • The Way I See It (December 1989)
Articles in this series:
  • Amateur Radio (November 1987)
  • Amateur Radio (December 1987)
  • Amateur Radio (February 1988)
  • Amateur Radio (March 1988)
  • Amateur Radio (April 1988)
  • Amateur Radio (May 1988)
  • Amateur Radio (June 1988)
  • Amateur Radio (July 1988)
  • Amateur Radio (August 1988)
  • Amateur Radio (September 1988)
  • Amateur Radio (October 1988)
  • Amateur Radio (November 1988)
  • Amateur Radio (December 1988)
  • Amateur Radio (January 1989)
  • Amateur Radio (April 1989)
  • Amateur Radio (May 1989)
  • Amateur Radio (June 1989)
  • Amateur Radio (July 1989)
  • Amateur Radio (August 1989)
  • Amateur Radio (September 1989)
  • Amateur Radio (October 1989)
  • Amateur Radio (November 1989)
  • Amateur Radio (December 1989)
  • Amateur Radio (February 1990)
  • Amateur Radio (March 1990)
  • Amateur Radio (April 1990)
  • Amateur Radio (May 1990)
  • Amateur Radio (June 1990)
  • Amateur Radio (July 1990)
  • The "Tube" vs. The Microchip (August 1990)
  • Amateur Radio (September 1990)
  • Amateur Radio (October 1990)
  • Amateur Radio (November 1990)
  • Amateur Radio (December 1990)
  • Amateur Radio (January 1991)
  • Amateur Radio (February 1991)
  • Amateur Radio (March 1991)
  • Amateur Radio (April 1991)
  • Amateur Radio (May 1991)
  • Amateur Radio (June 1991)
  • Amateur Radio (July 1991)
  • Amateur Radio (August 1991)
  • Amateur Radio (September 1991)
  • Amateur Radio (October 1991)
  • Amateur Radio (November 1991)
  • Amateur Radio (January 1992)
  • Amateur Radio (February 1992)
  • Amateur Radio (March 1992)
  • Amateur Radio (July 1992)
  • Amateur Radio (August 1992)
  • Amateur Radio (September 1992)
  • Amateur Radio (October 1992)
  • Amateur Radio (November 1992)
  • Amateur Radio (January 1993)
  • Amateur Radio (March 1993)
  • Amateur Radio (May 1993)
  • Amateur Radio (June 1993)
  • Amateur Radio (July 1993)
  • Amateur Radio (August 1993)
  • Amateur Radio (September 1993)
  • Amateur Radio (October 1993)
  • Amateur Radio (December 1993)
  • Amateur Radio (February 1994)
  • Amateur Radio (March 1994)
  • Amateur Radio (May 1994)
  • Amateur Radio (June 1994)
  • Amateur Radio (September 1994)
  • Amateur Radio (December 1994)
  • Amateur Radio (January 1995)
  • CB Radio Can Now Transmit Data (March 2001)
  • What's On Offer In "Walkie Talkies" (March 2001)
  • Stressless Wireless (October 2004)
  • “Degen” Synthesised HF Communications Receiver (January 2007)
  • WiNRADiO: Marrying A Radio Receiver To A PC (January 2007)
  • PICAXE-08M 433MHz Data Transceiver (October 2008)
  • Half-Duplex With HopeRF’s HM-TR UHF Transceivers (April 2009)
  • Dorji 433MHz Wireless Data Modules (January 2012)
Articles in this series:
  • Kit Clinic & The 100W Power Module (December 1988)
  • Kit Clinic & the UHF Remote Switch (January 1989)
Articles in this series:
  • The Evolution of Electric Railways (November 1987)
  • The Evolution of Electric Railways (December 1987)
  • The Evolution of Electric Railways (January 1988)
  • The Evolution of Electric Railways (February 1988)
  • The Evolution of Electric Railways (March 1988)
  • The Evolution of Electric Railways (April 1988)
  • The Evolution of Electric Railways (May 1988)
  • The Evolution of Electric Railways (June 1988)
  • The Evolution of Electric Railways (July 1988)
  • The Evolution of Electric Railways (August 1988)
  • The Evolution of Electric Railways (September 1988)
  • The Evolution of Electric Railways (October 1988)
  • The Evolution of Electric Railways (November 1988)
  • The Evolution of Electric Railways (December 1988)
  • The Evolution of Electric Railways (January 1989)
  • The Evolution Of Electric Railways (February 1989)
  • The Evolution of Electric Railways (March 1989)
  • The Evolution of Electric Railways (April 1989)
  • The Evolution of Electric Railways (May 1989)
  • The Evolution of Electric Railways (June 1989)
  • The Evolution of Electric Railways (July 1989)
  • The Evolution of Electric Railways (August 1989)
  • The Evolution of Electric Railways (September 1989)
  • The Evolution of Electric Railways (October 1989)
  • The Evolution of Electric Railways (November 1989)
  • The Evolution Of Electric Railways (December 1989)
  • The Evolution of Electric Railways (January 1990)
  • The Evolution of Electric Railways (February 1990)
  • The Evolution of Electric Railways (March 1990)
T CEN'l'R£ Cash in your surplus gear. Advertise it here in Silicon Chip. CLASSIFIED ADVERTISING COUPON Advertising rates for this page: Classified ads - $ 7.00 for up to 1 5 words plus 40 cents for each additional word; Display ads (casual rate) - $20 per column centimetre (max. 10cm). Closing date: five weeks prior to month of sale. If you use a PO Box number, you must include your permanent address and phone number for our files . We cannot accept ads submitted without this information. To run your own classified ad, put one word on each of the lines below and send this form with your payment to: Silicon Chip Classifieds, PO Box 139, Collaroy Beach , NSW 2097. PLEASE PRINT EACH WORD SEPARATELY, IN BLOCK LETTERS 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ($7 00) Name .. .. ·· · ·· · · · · •·· · · · · · ...... ... ..... ··· ·· ·· ·· ·····" Address Suburb/Town Enclosed is my cneque or money order for$ .......... .. D Bankcard Card D Visa Card Postcode ... or please debit my D MasterCard No l~~~--~~~~~--~~~~~-~ Advertising Index Allied Capacitors . . . . . . . . 31 Altronics . . . . . . . . . . . .50-53 Arista Electronics . . 17 Avtek . . . . .. . . IBC Ballarat Electronic Supplies 15 Contact International . . . .. 73 David Reid Electronics . . . . IFC Dick Smith Electronics . . 1 2, 1 3 36,37,60,61 Geoff Wood Electronics . . . . 67 Hycal Instruments . 91 ICS . . . . 65 Jaycar Electronics 22-25 74-77 Kenwood Australia ... OBC RCS Radio . . . 90 Rod Irving Electronics . . . 89 Scan Audio . . . . . . . . . . . 31 Signature ......... ............. .. ... .. ....... .......... ....... ........ Card expiry date ..... ../... .. .../ ........ PC Boa rds FOR SALE BUILD YOUR OWN LED Moving Message board. $75 for a 4-character display experimenter's short form kit and $1 50 for 1 6 characters. Includes PC boards, EPROM and full instructions to complete the project to a professional standard. Loaded from Centronics printer port or PC/XT keyboard. Equivalent commercial units start at around $1000. For more info send a 39c stamp to Don McKenzie, 29 Ellesmere Crescent, Tullamarine 3043. RADFAX 2: HI-RES RADIO facsimilie, Morse and RTTY program for IBM PC/XT on 360K 5 .25-inch floppy plus full documentation. Need CGA. SSB HF BATTERY PACKS Replacement for G.E., Motorola, Kenwood, lcom, etc portables. Low cost. Guaranteed. Mobile Communication Systems, PO Box 261, Woodville, SA 5011. 96 SILICON CHIP FSK/tone decoder. Has re -align, autostart, view, magnify, save, print. Also "RF2HERC" same as above but suitable for Hercules card and "RF2EGA" for EGA card (640 x 350 mode). Programs are $30 each plus $3 postage. Only from Michael Delahunty, 42 Villiers Street, New Farm , Qld 4005. Phone (07) 358 2785. PLASMA BALLS, JARS from $80. "Poor Man's Plasma Display" power supply drives our 12-inch ball. Phone (02) 319 2427 . AMSTRAD CPC664 colour computer. 64DKtronics extra plus RS232 games and communications disks. $650 plus freight & insurance. Mobile Communication Systems, 54 Russell Terrace (PO Box 261 ), Woodville, SA 5011 . RADIO/TV RESTORERS - We have a large stock of new valves . Send SAE for list or phone Shellharbour TV Service, 26B Mary St, Shellharbour, 2529 . (042) 95 1175. Printed circuit boards for SILICON CHIP projects are made by: • RCS Radio Pty Ltd , 651 Forest Rd, Bexley, NSW 2207. Phone (02) 587 3491 . • Jemal Products, 5 Forge St, Welshpool, WA 6106 . Phone (09) 350 5555 . • Marday Services, 2139 Great North Rd, Avondale, Auckland, NZ. Phone 88 5730 . BOOKS & PLANS LOW SPEED GENERATORS for windmills, water turbines, steam engines. The definitive book: " The Homebuilt Dynamo" (1987), 182 pages, 8 .5 " x 1 2", hardback. Generator design and construction with ceramic magnets. Complete plans, 268 photographs, step-by-step construction details. $A85.00 postpaid airmail (brochure $A5.00 refundable) . Todd-Forbes Publishing, 627 West Coast Road, Oratia, Auckland .