Silicon ChipMarket Centre - May 1996 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Why shouldn't the Internet be censored?
  4. Feature: Cathode Ray Oscilloscopes; Pt.3 by Bryan Maher
  5. Project: Duplex Intercom Using Fibre-Optic Cable by Leo Simpson
  6. Feature: Upgrade Your PC In Ten Minutes by Ross Tester
  7. Order Form
  8. Project: High Voltage Insulation Tester by John Clarke
  9. Serviceman's Log: It was a dark and stormy night by The TV Serviceman
  10. Feature: Radio Control by Bob Young
  11. Project: Motorised Laser Lightshow by Branco Justic
  12. Product Showcase
  13. Feature: Computer Bits by Geoff Cohen
  14. Project: KnightRider Bi-directional LED Chaser by Rick Walters
  15. Vintage Radio: A look at early radiograms, even back to Edison's day by John Hill
  16. Book Store
  17. Market Centre
  18. Advertising Index
  19. Outer Back Cover

This is only a preview of the May 1996 issue of Silicon Chip.

You can view 24 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:
  • Cathode Ray Oscilloscopes; Pt.1 (March 1996)
  • Cathode Ray Oscilloscopes; Pt.1 (March 1996)
  • Cathode Ray Oscilloscopes; Pt.2 (April 1996)
  • Cathode Ray Oscilloscopes; Pt.2 (April 1996)
  • Cathode Ray Oscilloscopes; Pt.3 (May 1996)
  • Cathode Ray Oscilloscopes; Pt.3 (May 1996)
  • Cathode Ray Oscilloscopes; Pt.4 (August 1996)
  • Cathode Ray Oscilloscopes; Pt.4 (August 1996)
  • Cathode Ray Oscilloscopes; Pt.5 (September 1996)
  • Cathode Ray Oscilloscopes; Pt.5 (September 1996)
  • Cathode Ray Oscilloscopes; Pt.6 (February 1997)
  • Cathode Ray Oscilloscopes; Pt.6 (February 1997)
  • Cathode Ray Oscilloscopes; Pt.7 (March 1997)
  • Cathode Ray Oscilloscopes; Pt.7 (March 1997)
  • Cathode Ray Oscilloscopes; Pt.8 (April 1997)
  • Cathode Ray Oscilloscopes; Pt.8 (April 1997)
  • Cathode Ray Oscilloscopes; Pt.9 (May 1997)
  • Cathode Ray Oscilloscopes; Pt.9 (May 1997)
  • Cathode Ray Oscilloscopes; Pt.10 (June 1997)
  • Cathode Ray Oscilloscopes; Pt.10 (June 1997)
Items relevant to "High Voltage Insulation Tester":
  • High Voltage Insulation Tester PCB pattern (PDF download) [04303961] (Free)
Articles in this series:
  • Remote Control (June 1995)
  • Remote Control (June 1995)
  • Remote Control (March 1996)
  • Remote Control (March 1996)
  • Radio Control (April 1996)
  • Radio Control (April 1996)
  • Radio Control (May 1996)
  • Radio Control (May 1996)
  • Radio Control (June 1996)
  • Radio Control (June 1996)
  • Radio Control (July 1996)
  • Radio Control (July 1996)
  • Radio Control (August 1996)
  • Radio Control (August 1996)
  • Radio Control (October 1996)
  • Radio Control (October 1996)
Articles in this series:
  • Computer Bits (July 1989)
  • Computer Bits (July 1989)
  • Computer Bits (August 1989)
  • Computer Bits (August 1989)
  • Computer Bits (September 1989)
  • Computer Bits (September 1989)
  • Computer Bits (October 1989)
  • Computer Bits (October 1989)
  • Computer Bits (November 1989)
  • Computer Bits (November 1989)
  • Computer Bits (January 1990)
  • Computer Bits (January 1990)
  • Computer Bits (April 1990)
  • Computer Bits (April 1990)
  • Computer Bits (October 1990)
  • Computer Bits (October 1990)
  • Computer Bits (November 1990)
  • Computer Bits (November 1990)
  • Computer Bits (December 1990)
  • Computer Bits (December 1990)
  • Computer Bits (January 1991)
  • Computer Bits (January 1991)
  • Computer Bits (February 1991)
  • Computer Bits (February 1991)
  • Computer Bits (March 1991)
  • Computer Bits (March 1991)
  • Computer Bits (April 1991)
  • Computer Bits (April 1991)
  • Computer Bits (May 1991)
  • Computer Bits (May 1991)
  • Computer Bits (June 1991)
  • Computer Bits (June 1991)
  • Computer Bits (July 1991)
  • Computer Bits (July 1991)
  • Computer Bits (August 1991)
  • Computer Bits (August 1991)
  • Computer Bits (September 1991)
  • Computer Bits (September 1991)
  • Computer Bits (October 1991)
  • Computer Bits (October 1991)
  • Computer Bits (November 1991)
  • Computer Bits (November 1991)
  • Computer Bits (December 1991)
  • Computer Bits (December 1991)
  • Computer Bits (January 1992)
  • Computer Bits (January 1992)
  • Computer Bits (February 1992)
  • Computer Bits (February 1992)
  • Computer Bits (March 1992)
  • Computer Bits (March 1992)
  • Computer Bits (May 1992)
  • Computer Bits (May 1992)
  • Computer Bits (June 1992)
  • Computer Bits (June 1992)
  • Computer Bits (July 1992)
  • Computer Bits (July 1992)
  • Computer Bits (September 1992)
  • Computer Bits (September 1992)
  • Computer Bits (October 1992)
  • Computer Bits (October 1992)
  • Computer Bits (November 1992)
  • Computer Bits (November 1992)
  • Computer Bits (December 1992)
  • Computer Bits (December 1992)
  • Computer Bits (February 1993)
  • Computer Bits (February 1993)
  • Computer Bits (April 1993)
  • Computer Bits (April 1993)
  • Computer Bits (May 1993)
  • Computer Bits (May 1993)
  • Computer Bits (June 1993)
  • Computer Bits (June 1993)
  • Computer Bits (October 1993)
  • Computer Bits (October 1993)
  • Computer Bits (March 1994)
  • Computer Bits (March 1994)
  • Computer Bits (May 1994)
  • Computer Bits (May 1994)
  • Computer Bits (June 1994)
  • Computer Bits (June 1994)
  • Computer Bits (July 1994)
  • Computer Bits (July 1994)
  • Computer Bits (October 1994)
  • Computer Bits (October 1994)
  • Computer Bits (November 1994)
  • Computer Bits (November 1994)
  • Computer Bits (December 1994)
  • Computer Bits (December 1994)
  • Computer Bits (January 1995)
  • Computer Bits (January 1995)
  • Computer Bits (February 1995)
  • Computer Bits (February 1995)
  • Computer Bits (March 1995)
  • Computer Bits (March 1995)
  • Computer Bits (April 1995)
  • Computer Bits (April 1995)
  • CMOS Memory Settings - What To Do When The Battery Goes Flat (May 1995)
  • CMOS Memory Settings - What To Do When The Battery Goes Flat (May 1995)
  • Computer Bits (July 1995)
  • Computer Bits (July 1995)
  • Computer Bits (September 1995)
  • Computer Bits (September 1995)
  • Computer Bits: Connecting To The Internet With WIndows 95 (October 1995)
  • Computer Bits: Connecting To The Internet With WIndows 95 (October 1995)
  • Computer Bits (December 1995)
  • Computer Bits (December 1995)
  • Computer Bits (January 1996)
  • Computer Bits (January 1996)
  • Computer Bits (February 1996)
  • Computer Bits (February 1996)
  • Computer Bits (March 1996)
  • Computer Bits (March 1996)
  • Computer Bits (May 1996)
  • Computer Bits (May 1996)
  • Computer Bits (June 1996)
  • Computer Bits (June 1996)
  • Computer Bits (July 1996)
  • Computer Bits (July 1996)
  • Computer Bits (August 1996)
  • Computer Bits (August 1996)
  • Computer Bits (January 1997)
  • Computer Bits (January 1997)
  • Computer Bits (April 1997)
  • Computer Bits (April 1997)
  • Windows 95: The Hardware That's Required (May 1997)
  • Windows 95: The Hardware That's Required (May 1997)
  • Turning Up Your Hard Disc Drive (June 1997)
  • Turning Up Your Hard Disc Drive (June 1997)
  • Computer Bits (July 1997)
  • Computer Bits (July 1997)
  • Computer Bits: The Ins & Outs Of Sound Cards (August 1997)
  • Computer Bits: The Ins & Outs Of Sound Cards (August 1997)
  • Computer Bits (September 1997)
  • Computer Bits (September 1997)
  • Computer Bits (October 1997)
  • Computer Bits (October 1997)
  • Computer Bits (November 1997)
  • Computer Bits (November 1997)
  • Computer Bits (April 1998)
  • Computer Bits (April 1998)
  • Computer Bits (June 1998)
  • Computer Bits (June 1998)
  • Computer Bits (July 1998)
  • Computer Bits (July 1998)
  • Computer Bits (November 1998)
  • Computer Bits (November 1998)
  • Computer Bits (December 1998)
  • Computer Bits (December 1998)
  • Control Your World Using Linux (July 2011)
  • Control Your World Using Linux (July 2011)
Items relevant to "KnightRider Bi-directional LED Chaser":
  • KnightRider Bi-direction LED Chaser PCB pattern (PDF download) [08105961] (Free)
MARKET CENTRE Cash in your surplus gear. Advertise it here in Silicon Chip. FOR SALE DonTronics HAS MICROCHIP PIC GEAR: Programmers from $20 to $225, PICBASIC: 64 $47, 57 $33, 84 $33, EEPROM: 93LC56 $5, 24LC16B $8, 24LC65 $16, CPU: 84/04/P $12, 57/04/P $12, 64/04/P $17. Serial and parallel I/F kits and lots of other stuff. VISA-MC-BC. Ask for free Promo Disk. http://www.labyrinth.net.au/home/~donmck; 29 Ellesmere Crescent, Tulla­ marine 3043. (03) 9338 6286. Fax (03) 9338 2935. KITS KITS KITS: Electronic kits for enthusiasts of all ages and abilities. Top quality. Large range. Free catalog and price list available. Call Ozitronics, 24 CLASSIFIED ADVERTISING RATES Advertising rates for this page: Classified ads: $10.00 for up to 12 words plus 50 cents for each additional word. Display ads (casual rate): $25 per column centimetre (Max. 10cm). Closing date: five weeks prior to month of sale. To run your classified ad, print it clearly in the space below or on a separate sheet of paper, fill out the form & send it with your cheque or credit card details to: Silicon Chip Classifieds, PO Box 139, Collaroy, NSW 2097. Or fax the details to (02) 979 6503. _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ Ballandry Crescent, Greensborough 3088. Tel/Fax: (03) 9434 3806 email: ozitronics<at>c031.aone.net.au. MicroZed HAVE range of PIC chips. OTP and /JW versions available. PIC 16C84 priced at $8 each plus postage. SATELLITE DISHES: international reception of Intelsat, Panamsat, Gori­ zont,Rimsat. Warehouse Sale – 4.6m dish & pole $1499; LNB $50; Feed $75. All accessories available. Videosat, 2/28 Salisbury Rd, Hornsby. Phone (02) 482 3100 8.30-5.00 M-F. A REAL BARGAIN: Riston type copper clad laminate. Develop cold, no toxic fumes, easy to use. Excellent results. Single sided 610x304 $34; 305 x 304 $17.50; 152 x 305 $9.95; 152 x 152 $6.50. Double-sided also available. 2 litre developer mix, worth $2.50, free this month. Add sales tax if applicable. Delivery $6.00. Money back guarantee. Ph (02) 743 9235. Fax (02) 644 2862. SILICON CHIP: No.1 - No.96 complete $200; Electronics Australia 1987-1995 $150, or $300 the lot. W. C. Petersen, 291 Maroondah Hwy, Narbethong, Vic 3778; or phone (059) 63 7141. SELL VERY OLD RADIOS, all kind transformers, rare valves, other gear. (07) 3856 1736. LASER LIGHT SHOW EQUIPMENT: scanners, controllers, soft­ware. Lasers, ❏ Bankcard   ❏ Visa Card   ❏ Master Card ✂ Enclosed is my cheque/money order for $­__________ or please debit my RCS RADIO PTY LTD Card No. Signature­­­­­­­­­­­­__________________________ Card expiry date______/______ Name ______________________________________________________ Street ______________________________________________________ Suburb/town ___________________________ Postcode______________ RCS Radio Pty Ltd is the only company that manufactures and sells every PC board and front panel published in SILICON CHIP, ETI and EA. RCS Radio Pty Ltd, 651 Forest Rd, Bexley 2207. Phone (02) 587 3491 May 1996  95 PO Box 634, ARMIDALE 2350 (296 Cook’s Rd) Ph (067) 722 777 – may time out to Mobile 014 036 775 Fax (067) 728 987    (Credit Cards OK) Specialising in easy-to-get-going hard/software kits with on-board interpreters. Also Assembler tools. Range of support hardware too. Get your project going in hours, not months Send 2 x 45c stamps for information package Microchip Programmers, Simulators and PIC chips ➡ MicroZed Computers Altronics ................................ 66-69 68HC11 F1 boards and now 80535 (up spec 8051) Extra I/O and peripheral plug-ins too Av-Comm.....................................71 Australian made Prototype wiring kit NEW Micro NEW Scott Edwards Electronics Accessories for Stamp and second source for Stamp 1 Data Collection Proto Board now in stock Advertising Index Car Projects Book....................OBC Dick Smith Electronics........... 18-21 BASIC Stamp I and II Macintosh patch now available Earthquake Audio........................70 Harbuch Electronics....................73 MEMORY * DRIVES * MODEMS SPECIAL! (ExTax) 1Mbx9 – 70ns $25 30-pin Simms optoelectronics. Laser Dynamics. Phone (03) 532 1981. Fax (03) 9555 7449. RAIN BRAIN 8 STATION SPRINKLER KIT: Ultra reliable & versatile Hi Q kit. Rain switch & LED B/L Free!!! (SC JAN ’96). Mantis Micro Products, 38 Garnet St, Niddrie, 3042 P/F/A (03) 9337 1917 man­tismp<at>c031.aone.net.au 68HC705 DEVELOPMENT SYSTEM: Oztechnics, PO Box 38, Illawong, NSW 2234. Phone (02) 541 0310, fax (02) 541 0734. Email: info<at>oztechnics.­com.au WWW: http://www.hutch.com.­au./~ozt­ ech/index.htm. C COMPILERS: Dunfield compilers are now even better value. Everything you need to develop C and ASM software for 68HC08, 6809, 68HC11, 68HC16, 8051/2, 8080/85, 8086 or 8096: $140.00 each. Macro Cross Assemblers for these CPUs + 6800/01/03/05 and 6502: $140 for the set. Debug monitors: $70 for 6 CPUs. All compilers, XASMs and monitors: $400. 8051/52 or 80C320 simulator (fast): $70. Demo disk: FREE. All prices + $5 p&p. GRANTRONICS PTY LTD, PO Box 275, Wentworthville 2145. Ph/ Fax (02) 631 1236 or Internet: lgrant<at> mpx.com.au. MICROCRAFT PRESENTS: Dunfield (DDS) products are now available exstock at a new low price; please ask for our catalogue. Micro C, the affordable “C” compiler for embedded applications. Versions for 8051/52, 8086, 8096, 68HC08, 6809, 68HC11 or 68HC16 $139.95 each + $3 p&h • Now on special is the SDK, a package of ALL the 96  Silicon Chip SIMMS (Parity/No Parity) 4Mb 30 PIN-70 $71 $90 4Mb 72 PIN-70 $75 $53 8Mb 72 PIN-70 $133 $100 16Mb 72 PIN-70 $230 $192 32Mb 72 PIN-70 $456 $378 EDO SIMMS 8Mb (1Mbx32) – 60ns $118 16Mb (2Mbx32) – 60ns $210 MAC MEMORY 8Mb P’BOOK 190 $240 VIDEO MEMORY 256K x 16 70ns (SOJ) $17 256K x 16 70ns (ZIP) $48 LASER PRINTER MEMORY 2Mb UPGRADE $140 CO-PROCESSORS 80387SX/DX to 40MHz $100 COMPAQ 8Mb CONTURA AERO $240 All other models available $Call TOSHIBA PORTEGE/SATELLITE 8Mb / 16Mb EDO $294 / $550 All other models available $Call IDE DRIVES: SEAGATE/CONNER 1080Mb EIDE 10.5ms 3yr $283 1620Mb EIDE 14ms 3yr $360 2113Mb EIDE 10.5ms 3yr $384 MODEMS: BANKSIA / SPIRIT 28,800 BANKSIA V.34 $360* 28,800 SPIRIT V.34/V.FC $350* *Plus 14% sales tax on modems Instant PCBs................................96 Jaycar ................................... 45-52 Kits-R-US.....................................72 Macservice............................ 12-13 MicroZed Computers...................96 Oatley Electronics..........................3 Ex Tax Pricing – Delivery $8. Pricing as at 26/6/96. Phone for latest. Sales Tax On Modems 14%. Everything Else 22%. Credit Cards Welcome. We Also Buy And Trade-In Memory. PELHAM Memory Pty Ltd Suite 6, 2 Hillcrest Rd, Ph: (02) 9980 6988 Pennant Hills, 2120. Fax: (02) 9980 6991 Email: pelham1<at>ozemail.com.au DDS “C” compilers for $399 + $6 p&h • EMILY52 is a PC based 8051/52 high speed simulator $69.95 + $3 p&h • DDS demo disks $7 + $3 p&h • VHS VIDEO from the USA (PAL) “CNC X-Y-Z using car alter­nators” (uses car alternators as cheap power stepper motors!) $49.95 + $6 p&h (includes diagrams) • Device programming EPROMs/PALs etc from $1.50 • Fixed price electronic design and PCB layout • Credit cards accepted • All goods sent certified mail • Call Bob for more de­tails. MICROCRAFT, PO Box 514, Concord NSW 2137. Phone (02) 744 5440 or fax (02) 744 9280. EDUCATIONAL ELECTRONIC KITS: Best prices. Easy to build. Full details. Latest technology. LESSON PLANS FOR TEACHERS – see our web page. Send $2 stamp for catalog and price list to: DIY Electronics, 22 McGregor St, Num­urkah, Vic. 3636. Ph/fax (058) 62 1915. Or Email laurie.c<at>cnl.com. au and let us send details. Go WWW:http://www.cnl.com.au/~laurie.c or BBS (058) 62 3303. Download details free any­time. MicroZed HAVE A Real Time Clock Kit available for use with Parallax BASIC Stamp2 – $25. Pelham........................................96 Practical Marketing......................73 Railway Projects Book.................44 RCS Radio ..................................95 Resurrection Radio......................91 Rod Irving Electronics .......... 83-87 Silicon Chip Binders....................91 Silicon Chip Bookshop.................94 Tektronix....................................IFC Telstra............................................5 X-On Electronic Services..............4 Zoom.........................................IBC _________________________________ PC Boards Printed circuit boards for SILICON CHIP projects are made by: • RCS Radio Pty Ltd, 651 Forest Rd, Bexley, NSW 2207. Phone (02) 587 3491. • Marday Services, PO Box 19-189, Avondale, Auckland, NZ. Phone (09) 828 5730.