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MARKET CENTRE Cash in your surplus gear. Advertise it here in Silicon Chip. CLASSIFIED ADVERTISING RATES FOR SALE 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. NORFOLK ISLAND - BUSINESS FOR SALE: maintenance of audio, video and radio (including radio/TV broadcast) equipment. Agent for communications sales and service. House, vehicles, workshop, books, tools, etc, included. For someone with RF experience: a rare opportunity to live in a delightful, unique location, 2 1/2 hours from Sydney, free of sales and income tax, with an easy lifestyle. For information package, please write, phone or fax: Charles Shaw, PO Box 290, Norfolk Island, South Pacific. Phone (0011) 6723 22789. Fax (0011) 6723 22833. _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ _____________ MicroZed has stocks of NewMicro 68HC11F1 board, FORTH, (in EPROM), BASIC, SMALL C & Assembler. Needs 5V-30mA. For info, send 1 x 45c to MicroZed (see display advert p.95 for address). SO YOU PURCHASED my $60 Basic Stamp and found that it didn’t have enough program space or I/O. Perhaps you need my $15 EEPROM PIC16C84 Micro and $20 Burner-Downloader board. A $2 coin for my PROMO disk. Covers all kits. Don McKenzie, 29 Ellesmere Crescent, Tullamarine 3043. Phone (03) 338 6286. MicroZed has LCD drive board Serial in at 2400 Baud, drives your LCD with 44780 chipset. For info 1 x 45c to Mi- Enclosed is my cheque/money order for $­__________ or please debit my RCS RADIO PTY LTD Card No. ✂ ❏ Bankcard   ❏ Visa Card   ❏ Master Card Signature­­­­­­­­­­­­__________________________ Card expiry date______/______ Name ______________________________________________________ Street ______________________________________________________ Suburb/town ___________________________ Postcode______________ 94  Silicon Chip 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 HEATSINKS Parallax Basic Stamp GREG BALL ELECTRONICS UNIT 8, 9-11 ABEL STREET, PENRITH PH: (047) 31 5661 FAX: (047) 31 5982 BS1-IC 8 I/O $49; Proto Board $17 POSITION VACANT Medical Electronics Company requires P.C. control software de­ signer with analog/digital design background. Please send resume to 4 Clarke St Guildford NSW 2161. croZed (see display advert this page for address). 68705 DEVELOPMENT SYSTEM: In Circuit Simulator/Emulator and programmer board. Supports 68705 and 68HC705 series of Motorola micro controllers. Oztechnics, PO Box 38, Illawong, NSW 2234. Phone (02) 541 0310. Fax (02) 541 0734. Email oztec<at> ozemail.com.au. C COMPILERS: everything you need to develop C and ASM software for 68HC08, 6809, 68HC11, 68HC16, 8051/52, 8080/85, 8086 or 8096: $150.00 each. Macro Cross Assemblers for these CPUs + 6800/01/03/05 and 6502: $150 for the set. Debug monitors: $75 for 6 CPUs. All compilers, XASMs and monitors: $450. 8051/52 or 80C320 simulator (fast): $75. Demo disk: $5. Network Software: use serial, parallel, Arcnet or Ethernet to share files and printers on your PCs. DOS and Windows compatible. $105 per net­work. All prices + postage. GRANTRONICS, PO Box 275, Wentworth­ville 2145. Ph/Fax (02) 631 1236. AR-3000A. Rolls Royce of scanners. As new. Still in box. $1590. Ph (066) 42 5263. MicroZed has a book and disk with software routines for Stamp functions to put in your own PIC chip programs. Ask for info (see display advert this page for address). SATELLITE EQUIPMENT from SATELLITE PROFESSIONAL. We only sell quality equipment but unlike everyone else, we sell at prices you can afford. Dishes 65cm from $130, LNBs from Program in schoolboy level BASIC for SOPHISTICATED results. Send 4 x 45c stamps for application notes. Parallax technical support in Australia. MicroZed Computers PO Box 634 (296 Cook’s Rd), ARMIDALE 2350 V (067) 722 777 F (067) 728 987 Credit cards accepted. $150, receivers from $299. Some of the brands we carry are Chaparrel, Drake, Pace, KTI, Gardiner. Phone or fax Satellite Professionals today on (03) 803 0215. UNUSUAL BOOKS: Electronic Devices, Fireworks, Locksmithing, Radar Invisibility, Surveillance, Self-Protection, Unusual Chem­ istry and more. For a complete catalog, send 95 cents in stamps to Vector Press, Dept S, PO Box 434, Brighton, SA 5048. NEW SPRINKLER CONTROLLER KITS: RAIN BRAIN version uses ‘C8 and switch mode supply. Features ga- MEMORY & DRIVES EX. TAX PRICES AT MAY, 1995 SIMM (all 70ns) Parity/No Parity 1Mb 30-pin $64/58 4Mb 30-pin $200/200 2Mb 72-pin $148/135 4Mb 72-pin $250/228 8Mb 72-pin $515/470 16Mb 72-pin $855/730 32Mb 72-pin $1662/1450 MAC 8Mb P’BOOK CO-PROCESSORS 387S/DX to 40 $450 $90 LASER PRINTER HP with 2Mb $200 COMPAQ CONTURA 8Mb $544 DRAM DIP 1Mb x 1 70ns DIP $7.80 256 x 4 70ns DIP $7.80 256 x 16 70ns SOJ $48.00 IBM PS.2 THINKPAD L40/N33 8Mb 4Mb $650 $300 TOSHIBA 3100SX 2100/50 4Mb 8Mb $275 $590 SUN SPARC ELC 16Mb SPARC 10/20 64Mb $730 $3872 DRIVES – SEAGATE 545Mb 14ms 3yr wty $268 850Mb 11ms 3yr wty $358 1052Mb 9ms 5yr wty $535 Sales tax 21%. Overnight delivery. Credit cards welcome. Ring for latest prices. We buy & trade RAM. 1st Floor, 100 Yarrara Rd, PO Box 382, Pennant Hills, 2120. Tel: (02) 980 6988 Fax: (02) 980 6991 PELHAM lore!! Contact Mantis Micro Pro­ducts, 38 Garnet St, Niddrie 3042. Phone/fax (03) 337 1917. MicroZed has eight Kilobyte of serial EEPROM data memory for Parallax Stamp! For info send 1 x 45c to Micro­ Zed (see advert this page for address). TINY VIDEO CAMERAS from $199. MATCHBOX SIZE PCB MODULES 25 Types. Optional: Lenses, C Lens Mounts, Cases & Technical Manu­als. See p.90 SC Feb 1995. ALSO C.C.T.V. Std & Mini Cameras, Quad Splitters, Auto Switchers, Audio/Visual Intercoms, Observation Systems, Camera-TV/VCR SILICON CHIP FLOPPY INDEX WITH FILE VIEWER Now available: the complete index to all SILICON CHIP articles since the first issue in November 1987. The Floppy Index comes with a handy file viewer that lets you look at the index line by line or page by page for quick browsing, or you can use the search function. All commands are listed on the screen, so you’ll always know what to do next. Notes & Errata also now available: this file lets you quickly check out the Notes & Errata (if any) for all articles published in SILICON CHIP. Not an index but a complete copy of all Notes & Errata text (diagrams not included). The file viewer is included in the price, so that you can quickly locate the item of interest. The Floppy Index and Notes & Errata files are supplied in ASCII format on a 3.5-inch or 5.25-inch floppy disc to suit PC-compatible computers. Note: the File Viewer requires MSDOS 3.3 or above. Price $7.00 each + $3 p&p. Send your order to: Silicon Chip Publications, PO Box 139, Collaroy 2097; or phone (02) 979 5644 & quote your credit card number; or fax the details to (02) 979 6503. Please specify 3.5-inch or 5.25-inch disc. June 1995  95 Microprocessor For Digital Effects Unit Microprocessor For Stereo Preamplifier Advertising Index Now available from SILICON CHIP: the 68HC705-C8P pre-programmed micro­pro­cessor IC for the Digital Effects Unit described in the Feb­ruary 1995 issue. Price: $45 + $6 p+p Payment by cheque, money order or credit card to: Silicon Chip Pub­lica­ tions, PO Box 139, Collaroy, NSW 2097. Phone (02) 979 5644; Fax (02) 979 6503. Now back in stock: the 68HC705-C8P pre-programmed micro­pro­cessor for the Infrared Remote Controlled Stereo Preamplifier (SILICON CHIP, Sept.Oct. 1993). This device also suits the Remote Volume Control published in May & June, 1993. Price: $45 + $6 p+p Payment by cheque, money order or credit card to: Silicon Chip Publications, PO Box 139, Collaroy, NSW 2097. Phone (02) 9795644; Fax (02) 979 6503. Altronics ..........................IFC,22-24 Antenna Patch Links, Cordless Portable Camera-TV/VCR Links, Colour Modules/Cameras. TINY PINHOLE MODULES 32 x 32 x 15mm SEE through a 2mm hole from $239. Competitive Prices, Qty, Indent & Manufacturer Discounts. ALLTHINGS SALES & SERVICES Ph/Fax (09) 349 9413. MicroZed has MicaSOFT Tutor Program. For demo send 4 x 45c to MicroZed (see display advert p.95 for address). PRINTED CIRCUIT BOARDS for the hobbyist. For service & enquiries contact: T. A. Mowles (08) 326 5590. I’VE GOT 80 EPROM Emulator PCBs left. Normal Price $30, now $10! 8031’s $2. P&P $5. This PCB can be used for 8051 devel­ opment projects too. See EA Jan/Feb 92. Tantau Australia, PO Av-Comm.....................................75 Car Projects Book....................OBC Dick Smith Electronics........... 10-11 Emona Instruments.....................83 Greg Ball Electronics...................95 Instant PCBs................................96 IRT Electronics............................61 Jaycar ................................... 45-52 Kalex............................................84 Macservice...............................3,61 Box 1232, Lane Cove 2066. AH (02) 878 4715. MicroZed Computers...................95 MicroZed has Parallax PIC Hobbiest Kit. For info, send 1 x 45c to MicroZed (see display advert p.95 for address). Oatley Electronics.................. 80-81 VALVES: all types for radio, audio and industrial use. For sale and wanted to buy. SSAE for list. Electronic Valve and Tube Company, PO Box 381, Chad­ stone, Vic 3148. Fax (03) 571 1160. Ph (018) 557 380. Railway Projects Book...............IBC Pelham........................................95 RCS Radio ..................................94 Rod Irving Electronics .......... 67-71 Silicon Chip Binders....................96 WANTED: YOUR CIRCUIT & DESIGN IDEAS Do you have a good idea languishing in the ol’ brain cells. If so, why not sketch it out, write a brief description of its operation & send it to us. Provided your idea is workable & original, we’ll publish it in Circuit Notebook & you’ll make some money. We’ll pay up to $60 for a really good circuit but don’t make them too big please. Send your idea to: Silicon Chip Publications, PO Box 139, Collaroy Beach, NSW 2097.    SILICON CHIP BINDERS These beautifully-made binders will protect your copies of SILICON CHIP. They feature heavy-board covers, are made from a dis­tinctive 2-tone green vinyl & have the SILICON CHIP logo printed in gold-coloured lettering on the spine & cover. To order, just fill in & mail the order form on page 53, or phone or fax your order to: Silicon Chip Publications, PO Box 139, Collaroy Beach, 2097. Phone (02) 979 5644. Fax: (02) 979 6503. 96  Silicon Chip Silicon Chip Bookshop.................39 Silicon Chip Software..................85 Tortech.........................................84 _________________________________ 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. • H. T. Electronics, 35 Valley View Crescent, Hackham West, SA 5163. Phone (08) 326 5590.