Silicon ChipContents - June 1994 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Most security lighting is a waste of electricity
  4. Feature: News: Nissan's Future Electric Vehicle by Julian Edgar
  5. Feature: Electronic Engine Management; Pt.9 by Julian Edgar
  6. Feature: Moving Map Display For Helicopters by Silicon Chip
  7. Project: 200W/350W Mosfet Amplifier Module by Anthony Holton
  8. Project: A Coolant Level Alarm For Your Car by John Clarke & Leo Simpson
  9. Project: An 80-Metre AM/CW Transmitter For Amateurs by Darren Yates
  10. Project: The Stoney Broke Loudspeaker System by Leo Simpson
  11. Serviceman's Log: Around the world for sixpence by The TV Serviceman
  12. Order Form
  13. Project: Convert Your Phono Inputs To Line Inputs by Leo Simpson
  14. Project: A PC-Based Nicad Battery Monitor by Darren Yates
  15. Feature: Computer Bits by Darren Yates
  16. Review: Visual BASIC 3.0 - The New Standard? by Darren Yates
  17. Feature: Remote Control by Bob Young
  18. Vintage Radio: Timber cabinets, antique dealers & vintage radio prices by John Hill
  19. Feature: Amateur Radio by Garry Cratt, VK2YBX
  20. Back Issues
  21. Product Showcase
  22. Notes & Errata: Remote Control Extender for VCRs, April 1994; Induction Balance Metal Locator, May 1994; Champ Audio Amplifier, February 1994
  23. Market Centre
  24. Advertising Index
  25. Outer Back Cover

This is only a preview of the June 1994 issue of Silicon Chip.

You can view 35 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:
  • Electronic Engine Management; Pt.1 (October 1993)
  • Electronic Engine Management; Pt.2 (November 1993)
  • Electronic Engine Management; Pt.3 (December 1993)
  • Electronic Engine Management; Pt.4 (January 1994)
  • Electronic Engine Management; Pt.5 (February 1994)
  • Electronic Engine Management; Pt.6 (March 1994)
  • Electronic Engine Management; Pt.7 (April 1994)
  • Electronic Engine Management; Pt.8 (May 1994)
  • Electronic Engine Management; Pt.9 (June 1994)
  • Electronic Engine Management; Pt.10 (July 1994)
  • Electronic Engine Management; Pt.11 (August 1994)
  • Electronic Engine Management; Pt.12 (September 1994)
  • Electronic Engine Management; Pt.13 (October 1994)
Items relevant to "A Coolant Level Alarm For Your Car":
  • Silicon Chip article scan, June 1994 - Coolant Level Alarm (AUD $10.00)
  • Car Coolant Level Alarm PCB pattern (PDF download) [05305941] (Free)
Items relevant to "An 80-Metre AM/CW Transmitter For Amateurs":
  • 80m AM/CW Amateur Transmitter PCB pattern (PDF download) [06106941] (Free)
Items relevant to "Convert Your Phono Inputs To Line Inputs":
  • Silicon Chip article scan, June 1994 - Inverse RIAA Filter (AUD $10.00)
  • Inverse RIAA Filter PCB pattern (PDF download) [01105941] (Free)
Items relevant to "A PC-Based Nicad Battery Monitor":
  • DOS software for the PC-Based Nicad Battery Monitor (Free)
Articles in this series:
  • Computer Bits (July 1989)
  • Computer Bits (August 1989)
  • Computer Bits (September 1989)
  • Computer Bits (October 1989)
  • Computer Bits (November 1989)
  • Computer Bits (January 1990)
  • Computer Bits (April 1990)
  • Computer Bits (October 1990)
  • Computer Bits (November 1990)
  • Computer Bits (December 1990)
  • Computer Bits (January 1991)
  • Computer Bits (February 1991)
  • Computer Bits (March 1991)
  • Computer Bits (April 1991)
  • Computer Bits (May 1991)
  • Computer Bits (June 1991)
  • Computer Bits (July 1991)
  • Computer Bits (August 1991)
  • Computer Bits (September 1991)
  • Computer Bits (October 1991)
  • Computer Bits (November 1991)
  • Computer Bits (December 1991)
  • Computer Bits (January 1992)
  • Computer Bits (February 1992)
  • Computer Bits (March 1992)
  • Computer Bits (May 1992)
  • Computer Bits (June 1992)
  • Computer Bits (July 1992)
  • Computer Bits (September 1992)
  • Computer Bits (October 1992)
  • Computer Bits (November 1992)
  • Computer Bits (December 1992)
  • Computer Bits (February 1993)
  • Computer Bits (April 1993)
  • Computer Bits (May 1993)
  • Computer Bits (June 1993)
  • Computer Bits (October 1993)
  • Computer Bits (March 1994)
  • Computer Bits (May 1994)
  • Computer Bits (June 1994)
  • Computer Bits (July 1994)
  • Computer Bits (October 1994)
  • Computer Bits (November 1994)
  • Computer Bits (December 1994)
  • Computer Bits (January 1995)
  • Computer Bits (February 1995)
  • Computer Bits (March 1995)
  • Computer Bits (April 1995)
  • CMOS Memory Settings - What To Do When The Battery Goes Flat (May 1995)
  • Computer Bits (July 1995)
  • Computer Bits (September 1995)
  • Computer Bits: Connecting To The Internet With WIndows 95 (October 1995)
  • Computer Bits (December 1995)
  • Computer Bits (January 1996)
  • Computer Bits (February 1996)
  • Computer Bits (March 1996)
  • Computer Bits (May 1996)
  • Computer Bits (June 1996)
  • Computer Bits (July 1996)
  • Computer Bits (August 1996)
  • Computer Bits (January 1997)
  • Computer Bits (April 1997)
  • Windows 95: The Hardware That's Required (May 1997)
  • Turning Up Your Hard Disc Drive (June 1997)
  • Computer Bits (July 1997)
  • Computer Bits: The Ins & Outs Of Sound Cards (August 1997)
  • Computer Bits (September 1997)
  • Computer Bits (October 1997)
  • Computer Bits (November 1997)
  • Computer Bits (April 1998)
  • Computer Bits (June 1998)
  • Computer Bits (July 1998)
  • Computer Bits (November 1998)
  • Computer Bits (December 1998)
  • Control Your World Using Linux (July 2011)
Articles in this series:
  • Remote Control (October 1989)
  • Remote Control (November 1989)
  • Remote Control (December 1989)
  • Remote Control (January 1990)
  • Remote Control (February 1990)
  • Remote Control (March 1990)
  • Remote Control (April 1990)
  • Remote Control (May 1990)
  • Remote Control (June 1990)
  • Remote Control (August 1990)
  • Remote Control (September 1990)
  • Remote Control (October 1990)
  • Remote Control (November 1990)
  • Remote Control (December 1990)
  • Remote Control (April 1991)
  • Remote Control (July 1991)
  • Remote Control (August 1991)
  • Remote Control (October 1991)
  • Remote Control (April 1992)
  • Remote Control (April 1993)
  • Remote Control (November 1993)
  • Remote Control (December 1993)
  • Remote Control (January 1994)
  • Remote Control (June 1994)
  • Remote Control (January 1995)
  • Remote Control (April 1995)
  • Remote Control (May 1995)
  • Remote Control (July 1995)
  • Remote Control (November 1995)
  • Remote Control (December 1995)
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)
Vol.7, No.6; June 1994 FEATURES FEATURES   4 News: Nissan’s Future Electric Vehicle by Julian Edgar THIS RUGGED AMPLIFIER module will deliver 200W RMS into 8-ohm loads & 350W RMS into 4-ohm loads. Find out how to build it by turning to page 14. Interesting new design uses a fast-charge battery   6 Electronic Engine Management, Pt.9 by Julian Edgar Fault diagnosis & codes 11 Moving Map Display For Helicopters It uses data from the GPS satellites 29 The Emporer’s New Clothes by Kris McLean The sales hype about technology 69 Review: Visual Basic 3.0 – The New Standard? by Darren Yates The easy way to Windows programmimg PROJECTS PROJECTS TO TO BUILD BUILD 14 200W/350W Mosfet Amplifier Module by Anthony Holton HERE’S A PROJECT THAT could prevent serious damage to your car’s engine. It will warn you instantly if a radiator hose bursts & the water level in your radiator drops – see page 20. Rugged design delivers 200W into 8-ohms or 350W into 4-ohms 20 A Coolant Level Alarm For Your Car by John Clarke It could prevent serious engine damage 30 An 80-Metre AM/CW Transmitter For Amateurs by Darren Yates Easy-to-build unit is deal for novice & QRP operators 36 The Stoney Broke Loudspeaker System by Leo Simpson Low-cost compact speakers for the bedroom 54 Convert Your Phono Inputs To Line Inputs by Leo Simpson This simple passive circuit does the job 62 A PC-Based Nicad Battery Monitor by Darren Yates It plugs into your PC’s games port SPECIAL SPECIAL COLUMNS COLUMNS YOU DON’T NEED lots of money to get started on the 3.5MHz amateur band. This low-cost transmitter is easy to build, puts out about 100mW PEP & is ideal for use by novice & QRP operators alike. Details page 30. 40 Serviceman’s Log by the TV Serviceman Around the world for sixpence 66 Computer Bits by Darren Yates BIOS interrupts: your computer’s nuts & bolts 72 Remote Control by Bob Young Servicing batteries & chargers 80 Vintage Radio by John Hill Timber cabinets, antique dealers & vintage radio prices 84 Amateur Radio by Garry Cratt Review: Kenwood’s TS50S HF transceiver DEPARTMENTS DEPARTMENTS   2   3 53 58 86 Publisher’s Letter Mailbag Order Form Circuit Notebook Back Issues 88 91 93 94 96 Product Showcase Ask Silicon Chip Notes & Errata Market Centre Advertising Index LOOKING FOR a pair of compact loudspeakers that are cheap but still sound OK? If that’s the case, then try the Stoney Broke loudspeaker system. They cost just $89.95 for the pair & are a cinch to build – see page 36. Cover concept: Marque Crozman June 1994  1