Silicon ChipMarket Centre - June 2025 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: PCB assembly pitfalls
  4. Feature: The 2025 Avalon Airshow by Dr David Maddison, VK3DSM
  5. Subscriptions
  6. Project: Hot Water System Solar Diverter, part one by Ray Berkelmans & John Clarke
  7. Review: Altium Designer 25 by Tim Blythman
  8. Project: SSB Shortwave Receiver, part 1 by Charles Kosina, VK3BAR
  9. Review: Douk hybrid valve amp review by Allan Linton-Smith
  10. Project: DIY 433MHz Receiver Module by Tim Blythman
  11. PartShop
  12. Feature: Precision Electronics, Part 8: Voltage References by Andrew Levido
  13. Project: Easy-to-make Outdoor Subwoofer by Julian Edgar
  14. PartShop
  15. PartShop
  16. Serviceman's Log: Another mixed bag of bits and bobs by Various
  17. Vintage Radio: A 1970s Little General by Fred Lever
  18. Market Centre
  19. Advertising Index

This is only a preview of the June 2025 issue of Silicon Chip.

You can view 42 of the 104 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 "Hot Water System Solar Diverter, part one":
  • HWS Solar Diverter main PCB [18110241] plus protective panels (AUD $20.00)
  • Hot Water System Solar Diverter software (Free)
  • Hot Water System Solar Diverter PCB pattern (PDF Download) [18110241] (Free)
  • Panel artwork for the Hot Water System Solar Diverter (Free)
Articles in this series:
  • Hot Water System Solar Diverter, part one (June 2025)
  • Hot Water System Solar Diverter, part one (June 2025)
Items relevant to "SSB Shortwave Receiver, part 1":
  • SSB Shortwave Receiver PCB set [CSE250202-3] (AUD $15.00)
  • SI5351A clock generator module (Component, AUD $7.50)
  • Micrometals Amidon T50-6 toroidal core (Component, AUD $5.00)
  • SMD transistor - BF998 12V 30mA dual-gate depletion-mode Mosfet (SOT-143) (Component, AUD $2.50)
  • 16x2 Alphanumeric module with blue backlight (Component, AUD $10.00)
  • SSB Shortwave Receiver front panel [CSE250204] (PCB, AUD $7.50)
  • SSB Shortwave Receiver firmware (CSE25020A) (Software, Free)
  • SSB Shortwave Receiver PCB patterns (PDF download) [CSE250202-3] (Free)
Articles in this series:
  • SSB Shortwave Receiver, part 1 (June 2025)
  • SSB Shortwave Receiver, part 1 (June 2025)
Items relevant to "DIY 433MHz Receiver Module":
  • 433MHz Receiver Module PCB [15103252] (AUD $2.50)
  • 433MHz Receiver Module kit (Component, AUD $20.00)
  • 433MHz Receiver Module PCB pattern (PDF download) [15103252] (Free)
Articles in this series:
  • Precision Electronics, Part 1 (November 2024)
  • Precision Electronics, Part 1 (November 2024)
  • Precision Electronics, Part 2 (December 2024)
  • Precision Electronics, Part 2 (December 2024)
  • Precision Electronics, Part 3 (January 2025)
  • Precision Electronics, part one (January 2025)
  • Precision Electronics, part one (January 2025)
  • Precision Electronics, Part 3 (January 2025)
  • Precision Electronics, part two (February 2025)
  • Precision Electronics, Part 4 (February 2025)
  • Precision Electronics, Part 4 (February 2025)
  • Precision Electronics, part two (February 2025)
  • Precision Electronics, part three (March 2025)
  • Precision Electronics, part three (March 2025)
  • Precision Electronics, Part 5 (March 2025)
  • Precision Electronics, Part 5 (March 2025)
  • Precision Electronics, Part 6 (April 2025)
  • Precision Electronics, Part 6 (April 2025)
  • Precision Electronics, part four (April 2025)
  • Precision Electronics, part four (April 2025)
  • Precision Electronics, Part 7: ADCs (May 2025)
  • Precision Electronics, Part 7: ADCs (May 2025)
  • Precision Electronics, part five (May 2025)
  • Precision Electronics, part five (May 2025)
  • Precision Electronics, Part 8: Voltage References (June 2025)
  • Precision Electronics, part six (June 2025)
  • Precision Electronics, part six (June 2025)
  • Precision Electronics, Part 8: Voltage References (June 2025)

Purchase a printed copy of this issue for $13.00.

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 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 LEDS, BRAND NAME AND GENERIC LEDs, filament LEDs, LED drivers, heatsinks, power supplies, kits and modules, components, breadboards, hardware, magnets. Please visit www. ledsales.com.au PMD WAY offers (almost) everything for the electronics enthusiast – with full warranty, technical support and free delivery worldwide. Visit pmdway.com to get started. Dual Mini LED Dice August 2024 SMD LED Complete Kit SC6961: $17.50 TH LED Complete Kit SC6849: $17.50 siliconchip.au/Article/16418 Includes either 3mm through-hole or 1206sized SMD LEDs. Choice of either white or black PCB. CR2032 coin cell not included. Lazer.Security WE OFFER KITS, LEDs, LED assemblies and all sorts of quality electronic components, through-hole and SMD, at very competitive prices. Check out the latest deals at www.lazer.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 (02) 9939 3295. 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 June 2025  103