Silicon ChipMarket Centre - March 2023 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: An AI wrote the editorial for me
  4. Subscriptions
  5. Feature: Underwater Communication by Dr David Maddison
  6. Project: The Digital Potentiometer by Phil Prosser
  7. Project: Model Railway Turntable by Les Kerr
  8. Product Showcase
  9. Review: Altium Designer 23 by Tim Blythman
  10. Review: ZPB30A1 30V 10A DC Load by Jim Rowe
  11. Project: Active Mains Soft Starter, Part 2 by John Clarke
  12. Project: Advanced Test Tweezers, Part 2 by Tim Blythman
  13. Serviceman's Log: Carpet vacuums suck, too by Dave Thompson
  14. Vintage Radio: Three STC radios by Associate Professor Graham Parslow
  15. PartShop
  16. Market Centre
  17. Advertising Index
  18. Notes & Errata: Heart Rate Sensor Module review, February 2023; 45V 8A Linear Bench Supply, October-December 2019
  19. Outer Back Cover

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

You can view 37 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.

Articles in this series:
  • Underwater Communication (March 2023)
  • Underground Communications (April 2023)
Items relevant to "The Digital Potentiometer":
  • Digital Potentiometer PCB (SMD version) [01101231] (AUD $2.50)
  • Digital Potentiometer PCB (TH version) [01101232] (AUD $5.00)
  • PIC16F15214-I/SN programmed for the Digital Potentiometer [0110123A.HEX] (Programmed Microcontroller, AUD $10.00)
  • PIC16F15214-I/P programmed for the Digital Potentiometer [0110123A.HEX] (Programmed Microcontroller, AUD $10.00)
  • Digital Potentiometer kit (SMD version) (Component, AUD $60.00)
  • Digital Potentiometer kit (through-hole version) (Component, AUD $70.00)
  • Firmware for the Digital Potentiometer [0110123A] (Software, Free)
  • Digital Potentiometer PCB patterns (PDF download) [01101231-2] (Free)
Items relevant to "Model Railway Turntable":
  • Model Railway Turntable contact PCB [09103232] (AUD $10.00)
  • Model Railway Turntable control PCB [09103231] (AUD $5.00)
  • PIC12F675-I/P programmed for the Model Railway Turntable (0910323A.HEX) (Programmed Microcontroller, AUD $10.00)
  • Firmware for the Model Railway Turntable [0910323A.HEX] (Software, Free)
  • Model Railway Turntable PCB patterns (PDF download) [09103231-2] (Free)
Items relevant to "ZPB30A1 30V 10A DC Load":
  • Translated manual for ZPB30A1 30V 10A DC Load (Software, Free)
Items relevant to "Active Mains Soft Starter, Part 2":
  • Active Mains Soft Starter PCB [10110221] (AUD $10.00)
  • PIC12F617-I/P programmed for the Active Mains Soft Starter [1011022A.HEX] (Programmed Microcontroller, AUD $10.00)
  • Firmware for the Active Mains Soft Starter [1011022A] (Software, Free)
  • Active Mains Soft Starter PCB pattern (PDF download) [10110221] (Free)
  • Active Mains Soft Starter lid panel artwork (PDF download) (Free)
Articles in this series:
  • Active Mains Soft Starter, Part 1 (February 2023)
  • Active Mains Soft Starter, Part 2 (March 2023)
  • Active Mains Soft Starter (January 2024)
  • Active Mains Soft Starter (February 2024)
Items relevant to "Advanced Test Tweezers, Part 2":
  • Advanced/ESR Test Tweezers back panel PCB (blue) [04105242] (AUD $2.50)
  • Advanced SMD Test Tweezers PCB set [04106221+04106212 {blue}] (AUD $10.00)
  • PIC24FJ256GA702-I/SS programmed for the Advanced SMD Test Tweezers (0410622A.HEX) (Programmed Microcontroller, AUD $15.00)
  • 0.96in cyan OLED with SSD1306 controller (Component, AUD $10.00)
  • Advanced SMD Test Tweezers kit (Component, AUD $45.00)
  • Firmware for the Advanced SMD Test Tweezers [0410622A.HEX] (Software, Free)
  • Advanced SMD Test Tweezers PCB patterns (PDF download) [04106221+04106212] (Free)
  • Advanced SMD Test Tweezers sticker artwork (PDF download) (Panel Artwork, Free)
Articles in this series:
  • Advanced Test Tweezers, Part 1 (February 2023)
  • Advanced Test Tweezers, Part 2 (March 2023)
  • ADVANCED SMD TEST TWEEZERS (January 2024)
  • ADVANCED SMD TEST TWEEZERS (February 2024)

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 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 OATLEY ELECTRONICS www.oatleyelectronics.com GET A TDA7297 STEREO IC MODULE + 4 x FORSTER 50mm 4R speakers + a used 12V/3A power supply for a total of $29 including P+P. OR Get two of these packs for $39 inc. P+P. www.oatleyelectronics.com Phone: 0428600036 SILICON CHIP 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 Lazer Security PCB PRODUCTION FOR SALE For Quality That Counts... QUALITY COMPONENTS + MORE The parts clearance sale continues, but stock is limited, this month check out the freebies – go to lazer.com.au 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 BUSINESS FOR SALE Well known Australian electronics company for a bargain price. GENUINE BUYERS ONLY Phone: 0410600330 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 2023  103