Silicon ChipMarket Centre - March 2020 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Silicon Chip PDFs available soon! / Meet us at the Jaycar maker hub
  4. Feature: The Arduino: a retrospective by Tim Blythman
  5. Project: "True valve sound" Guitar Overdrive & Distortion Pedal by John Clarke
  6. Feature: Geographic Information Systems & Digital Cartography by Dr David Maddison
  7. Feature: What to do when you bend (or break!) your Arduino by Tim Blythman
  8. Serviceman's Log: The vacuum cleaner that didn't suck by Dave Thompson
  9. Project: Programmable Thermal Control with a Peltier by Tim Blythman
  10. PartShop
  11. Project: 1000:1 AC High Tension Ignition System Probe by Dr Hugo Holden
  12. Project: Building Subwoofers for our new “Bookshelf” Speakers by Phil Prosser
  13. Vintage Radio: Toshiba 7TH-425 Wall Radio by Ian Batty
  14. Market Centre
  15. Notes & Errata: AM/FM/CW Scanning HF/VHF RF Signal Generator
  16. Advertising Index
  17. Outer Back Cover

This is only a preview of the March 2020 issue of Silicon Chip.

You can view 37 of the 112 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.

Items relevant to ""True valve sound" Guitar Overdrive & Distortion Pedal":
  • Nutube Guitar Overdrive & Distortion Pedal PCB [01102201] (AUD $7.50)
  • Nutube Guitar Overdrive & Distortion Pedal PCB pattern (PDF download) [01102201] (Free)
  • Nutube Guitar Overdrive & Distortion Pedal panel artwork and drilling diagrams (PDF download) (Free)
Items relevant to "Programmable Thermal Control with a Peltier":
  • Thermal Regulator Interface PCB [21109181] (AUD $5.00)
  • Thermal Regulator Peltier Driver PCB [21109182] (AUD $5.00)
  • Hard-to-get parts for the Thermal Regulator Peltier Driver shield (Component, AUD $30.00)
  • Firmware (Arduino sketch and libraries) for the Thermal Regulator (Software, Free)
  • Thermal Regulator PCB patterns (PDF download) [21106181-2] (Free)
Articles in this series:
  • Programmable Thermal Control with a Peltier (March 2020)
  • Programmable Temperature Control with a Peltier, Part 2 (April 2020)
Items relevant to "Building Subwoofers for our new “Bookshelf” Speakers":
  • Bookshelf Speaker Passive Crossover PCB [01101201] (AUD $10.00)
  • Bookshelf Speaker Subwoofer Active Crossover PCB [01101202] (AUD $7.50)
  • Bookshelf Speaker Passive and Active Crossover PCB patterns (PDF download) [01101201-2] (Free)
  • Bookshelf Speaker System timber and metal cutting diagrams (PDF download) (Panel Artwork, Free)
Articles in this series:
  • Easy-to-build Bookshelf Speaker System (January 2020)
  • Building the new “bookshelf” stereo speakers, Pt 2 (February 2020)
  • Building Subwoofers for our new “Bookshelf” Speakers (March 2020)

Purchase a printed copy of this issue for $10.00.
MARKET CENTRE Cash in your surplus gear. Advertise it here in SILICON CHIP KIT ASSEMBLY & REPAIR FOR SALE MISCELLANEOUS VINTAGE RADIO REPAIRS: electrical mechanical fitter with 36 years ex­ perience and extensive knowledge of valve and transistor radios. Professional and reliable repairs. All workmanship guaranteed. $17 inspection fee plus charges for parts and labour as required. Labour fees $38 p/h. Pensioner discounts available on application. Contact Alan, VK2FALW on 0425 122 415 or email bigalradioshack<at>gmail. com LEDs, BRAND NAME and generic LEDs. Heatsinks, fans, LED drivers, power supplies, LED ribbon, kits, components, hardware, EL wire. www.ledsales.com.au LOOKING FOR: Set of Dick Smith Electronics catalogues from 1975-1982. Must be in pristine condition. Will pay $200 for the set (inc. postage), only one set needed. Contact Melanie (on behalf of inquirer on 02 8832 3100) DAVE THOMPSON (the Serviceman from S ILICON C HIP) is available to help you with kit assembly, project troubleshooting, general electronics and custom design work. No job too small. Based in Christchurch, NZ but service available Australia/NZ wide. Email dave<at>davethompson.co.nz KEITH RIPPON KIT ASSEMBLY & REPAIR: * Australia & New Zealand; * Small production runs. Phone Keith: 0409 662 794 keith.rippon<at>gmail.com ASSORTED BOOKS FOR $5 EACH Selling assorted books on electronics and other related subjects like audio, video, programming etc. Many of them are in poor condition. Some of the books may not be for sale, but the vast majority are available. Bulk discount available; post or pickup. All books can be viewed at: siliconchip.com.au/link/aawx Silicon Chip silicon<at>siliconchip.com.au PCB PRODUCTION PCB MANUFACTURE: single to multi­ layer. Bare board tested. One-offs to any quantity. 48 hour service. Artwork design. Excellent prices. Check out our specials: www.ldelectronics.com.au Issues Getting Dog-Eared? Keep your copies safe with these handy binders Are your Silicon Chip copies getting damaged or dog-eared just lying around in a cupboard or on a shelf? REAL VALUE AT $19.50 * PLUS P & P Order online from www.siliconchip.com.au/Shop/4 See website for overseas prices or call (02) 9939 3295. ADVERTISING IN MARKET CENTRE Classified Ad Rates: $32.00 for up to 20 words (punctuation not charged) plus $1.20 for each additional word. Display ads in Market Centre (minimum 2cm deep, maximum 10cm deep): $82.50 per column centimetre per insertion. All prices include GST. Closing date: 5 weeks prior to month of sale. To book, email the text to silicon<at>siliconchip.com.au and include your name, address & credit card details, or phone Glyn (02) 9939 3295 or 0431 792 293. WARNING! SILICON CHIP magazine regularly describes projects which employ a mains power supply or produce high voltage. All such projects should be considered dangerous or even lethal if not used safely. Readers are warned that high voltage wiring should be carried out according to the instructions in the articles. When working on these projects use extreme care to ensure that you do not accidentally come into contact with mains AC voltages or high voltage DC. If you are not confident about working with projects employing mains voltages or other high voltages, you are advised not to attempt work on them. Silicon Chip Publications Pty Ltd disclaims any liability for damages should anyone be killed or injured while working on a project or circuit described in any issue of SILICON CHIP magazine. Devices or circuits described in SILICON CHIP may be covered by patents. SILICON CHIP disclaims any liability for the infringement of such patents by the manufacturing or selling of any such equipment. SILICON CHIP also disclaims any liability for projects which are used in such a way as to infringe relevant government regulations and by-laws. Advertisers are warned that they are responsible for the content of all advertisements and that they must conform to the Competition & Consumer Act 2010 or as subsequently amended and to any governmental regulations which are applicable. siliconchip.com.au Australia’s electronics magazine March 2020  111