Silicon ChipMarket Centre - April 2023 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Renewable energy costs are seriously understated by the media
  4. Feature: Underground Communications by Dr David Maddison
  5. Project: 500W Class-D Mono Amplifier by Phil Prosser
  6. Project: Wideband Fuel Mixture Display Part 1 by John Clarke
  7. Subscriptions
  8. Review: T48 Universal Programmer by Tim Blythman
  9. Project: Automated Test Bench by Richard Palmer
  10. Project: Silicon Chirp – the pet cricket by John Clarke
  11. Feature: Using TestController by Richard Palmer
  12. Serviceman's Log: Tips on kit and bits by Dave Thompson
  13. Product Showcase
  14. Vintage Radio: Browning-Drake 6A by Dennis Jackson
  15. PartShop
  16. Market Centre
  17. Advertising Index
  18. Notes & Errata: Secure Remote Mains Switch, July & August 2022; Capacitor Discharge Welder, March & April 2022; Programmable Hybrid Lab Supply with WiFi, May & June 2021
  19. Outer Back Cover

This is only a preview of the April 2023 issue of Silicon Chip.

You can view 39 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.

Articles in this series:
  • Underwater Communication (March 2023)
  • Underwater Communication (March 2023)
  • Underground Communications (April 2023)
  • Underground Communications (April 2023)
Items relevant to "500W Class-D Mono Amplifier":
  • 500W Class-D Amplifier cutting diagrams (PDF download) (Panel Artwork, Free)
Items relevant to "Wideband Fuel Mixture Display Part 1":
  • Wideband Fuel Mixture Display PCB [05104231] (AUD $10.00)
  • PIC16F18877-E/PT programmed for the Wideband Fuel Mixture Display (WFMD) [0510423A.HEX] (Programmed Microcontroller, AUD $15.00)
  • Wideband Fuel Mixture Display short-form kit (Component, AUD $120.00)
  • Firmware for the Wideband Fuel Mixture Display (WFMD) [0510423A.HEX] (Software, Free)
  • Wideband Fuel Mixture Display PCB pattern (PDF download) [05104231] (Free)
Articles in this series:
  • Wideband Fuel Mixture Display Part 1 (April 2023)
  • Wideband Fuel Mixture Display Part 1 (April 2023)
  • Wideband Fuel Mixture Display, Pt2 (May 2023)
  • Wideband Fuel Mixture Display, Pt2 (May 2023)
  • Wideband Fuel Mixture Display, Pt3 (June 2023)
  • Wideband Fuel Mixture Display, Pt3 (June 2023)
Items relevant to "Automated Test Bench":
  • Automated Test Bench Swiss Army Knife PCB [04110221] (AUD $10.00)
  • 5V to ±15V boost module (Component, AUD $5.00)
  • ESP32 DevKitC microcontroller module with WiFi and Bluetooth (Component, AUD $25.00)
  • Testbench Swiss Army Knife short form kit (Component, AUD $50.00)
  • Laser-cut UB1 Jiffy box lid for the Test Bench Swiss Army Knife (PCB, AUD $10.00)
  • Firmware and laser cutting files for the Automated Test Bench Swiss Army Knife (Software, Free)
  • Automated Test Bench Swiss Army Knife PCB pattern (PDF download) [04110221] (Free)
Items relevant to "Silicon Chirp – the pet cricket":
  • Silicon Chirp cricket PCB [08101231] (AUD $2.50)
  • PIC16F15214-I/SN programmed for Silicon Chirp [01810123A.hex] (Programmed Microcontroller, AUD $10.00)
  • Silicon Chirp kit (Component, AUD $25.00)
  • Firmware for Silicon Chirp [01810123A.HEX] (Software, Free)
  • Silicon Chirp cricket PCB pattern (PDF download) [08101231] (Free)

Purchase a printed copy of this issue for $11.50.

MARKET CENTRE Advertise your product or services here in Silicon Chip KIT ASSEMBLY & REPAIR FOR SALE DAVE THOMPSON (the Serviceman from Silicon Chip) is available to help you with kit assembly, project troubleshooting, general electronics and custom design work. No job too small. Based in Christchurch, New Zealand, but service available Australia/NZ wide. Email dave<at>davethompson.co.nz LEDsales KEITH RIPPON KIT ASSEMBLY & REPAIR: * Australia & New Zealand; * Small production runs. Phone Keith: 0409 662 794 keith.rippon<at>gmail.com LEDs and accessories for the DIY enthusiast LEDs, BRAND NAME AND GENERIC LEDs. Heatsinks, LED drivers, power supplies, LED ribbon, kits, components, hardware – www.ledsales.com.au VISIT THE NEW TRONIXLABS parts clearance store for real savings on new parts at clearance prices, with flat rate express delivery Australia-wide – go to https://tronixlabs.com PCB PRODUCTION PCB MANUFACTURE: single to multilayer. Bare board tested. One-offs to any quantity. 48 hour service. Artwork design. Excellent prices. Check out our specials: www.ldelectronics.com.au FOR SALE OATLEY ELECTRONICS www.oatleyelectronics.com GET AN APRIL SPECIALS LIST By sending an email to branko<at> oatleyelectronics.com Just mention “April Specials” in the subject. These specials will not appear anywhere else, eg: * 6 x 12V-5W Edison screw bulbs for $18 * 10 x 12V/0.5m LED bars for $22 * Geiger counter kit including a complete military unit for conversion for $80 We will only reply to your enquires and quote you low shipping rates. We will only answer your follow up emails. www.oatleyelectronics.com Phone: 0428600036 ASSORTED BOOKS FOR $5 EACH Electronics and other related subjects – condition varies. Some of the books may have already been sold. See all books at: siliconchip.com.au/link/aawx Email for a quote (bulk discount available), state the number directly below the photo when referring to a book: silicon<at>siliconchip.com.au 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 April 2023  111