Silicon ChipContents - May 1989 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Does the purchaser have the right to a circuit diagram?
  4. Feature: Electronics For Everyone by Leo Simpson
  5. Vintage Radio: How to date old valve radios by John Hill
  6. Feature: A Look At The IPC NEAT/40E Computer by Ross Morton
  7. Project: Syntom - A Synthesised Tom-Tom by Leo Simpson
  8. Serviceman's Log: Brand what? Never 'eard of it! by The TV Serviceman
  9. Project: Biofeedback Monitor For Your PC by Jim Barbarello
  10. Feature: The Way I See It by Neville Williams
  11. Project: Electronic Pools/Lotto Selector by Malcolm Young
  12. Project: Build a LED Message Board by Don McKenzie
  13. Feature: Amateur Radio by Garry Cratt, VK2YBX
  14. Feature: The Evolution of Electric Railways by Bryan Maher
  15. Subscriptions
  16. Back Issues
  17. Market Centre
  18. Advertising Index
  19. Outer Back Cover

This is only a preview of the May 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:
  • Electronics For Everyone (March 1989)
  • Electronics For Everyone (April 1989)
  • Electronics For Everyone (May 1989)
  • Electronics For Everyone (September 1989)
  • Electronics For Everyone (November 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:
  • Build a LED Message Board (March 1989)
  • Build a LED Message Board (April 1989)
  • Build a LED Message Board (May 1989)
  • Build a LED Message Board (June 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:
  • 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)
MAY 1989 FEATURES 4 Electronics For Everyone by Leo Simpson Pt.3: all about electrolytic capacitors DON' T TRUST LADY LUCK with this device, you can electronically choose your numbers for Pools, Lotto 40 and Lotto 44. We show you how to build it starting page 48. 16 A Look At The IPC NEAT/40E Computer by Ross Morton It comes with the new enhanced AT chipset 76 The Technology Letters by Richard Kopf The road to hell is paved with good intentions 84 The Evolution of Electric Railways by Bryan Maher Pt.19: the Burlington Northern Railroad PROJECTS TO BUILD A Synthesised Tom-Tom by Leo Simpson Low-cost design uses three ICs 20 Syntom - 38 Biofeedback Monitor For Your PC by J. Barbarello Simple circuit plugs into the printer port 48 Electronic Pools/Lotto Selector by Malcolm Young ··- Give Lady Luck a helping hand Wl} 62 Build a LED Message Board by Don McKenzie Pt.3: building the message board control unit SPECIAL COLUMNS 12 Vintage Radio by John Hill How to date old valve radios 32 Serviceman's Log by the TV serviceman Brand what? Never 'eard of it! ~ ~--- Tms MONTH, OUR TV serviceman saddled himself with a set he knew virtually nothing about. But, with the bit between his teeth, he gave full rein to his technical knowledge and eventually rode off into the sunset. Don't horse about - go straight to page 32. 44 The Way I See It by Neville Williams Are spikes on the mains a hazard to personal computers 69 Amateur Radio by Garry Cratt Simple stub filter for suppressing TV interference DEPARTMENTS 2 26 81 91 Publisher's Letter Circuit Notebook Product Showcase Subscription Page 92 Ask Silicon Chip 94 Notes & Errata 95 Back Issues 96 Market Centre THIS PERCUSSION instrument synthesiser can be used by itself or added to an existing drum kit. Find out how to build it by turning to page 20. MAY1989 1