Silicon ChipOuter Front Cover - May 2021 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Farewell to Gary Johnston A Remarkable Australian
  4. Feature: Digital Radio Modes – Part 2 by Dr David Maddison
  5. Project: Programmable Hybrid Lab Supply with WiFi – Part 1 by Richard Palmer
  6. PartShop
  7. Project: Digital FX (Effects) Pedal – Part 2 by John Clarke
  8. Project: Arduino-based MIDI Soundboard – Part 2 by Tim Blythman
  9. Review: EVOR04 Audio Analyser by Allan Linton-Smith
  10. Project: Variac-based Mains Voltage Regulation by Dr Hugo Holden
  11. Feature: The History of Videotape – Cassette Systems by Ian Batty, Andre Switzer & Rod Humphris
  12. Serviceman's Log: Some jobs are much harder than they should be by Dave Thompson
  13. Product Showcase
  14. Vintage Radio: 1972 BWD 141 Audio Generator by Ian Batty
  15. Market Centre
  16. Advertising Index
  17. Notes & Errata: ESR Meter with LCD readout, Circuit Notebook, May 2016; Barking Dog Blaster, September 2012
  18. Outer Back Cover

This is only a preview of the May 2021 issue of Silicon Chip.

You can view 41 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:
  • Digital Radio Modes - Part 1 (April 2021)
  • Digital Radio Modes – Part 2 (May 2021)
Items relevant to "Programmable Hybrid Lab Supply with WiFi – Part 1":
  • WiFi-Controlled DC Electronic Load control PCB [18104212] (AUD $10.00)
  • Programmable Hybrid Lab Supply Control Panel PCB [18104211] (AUD $10.00)
  • Programmable Hybrid Lab Supply Regulator Module PCB [18104212] (AUD $7.50)
  • 2.8-inch TFT Touchscreen LCD module with SD card socket (Component, AUD $25.00)
  • ESP32 DevKitC microcontroller module with WiFi and Bluetooth (Component, AUD $25.00)
  • Software, manuals and laser templates for the Programmable Hybrid Lab Supply (Free)
  • Programmable Hybrid Lab Supply Control Panel PCB pattern (PDF download) [18104211] (Free)
  • Programmable Hybrid Lab Supply Regulator PCB pattern (PDF download) [18104212] (Free)
  • Drilling/cutting diagrams and front panel artwork for the Programmable Hybrid Lab Supply (Free)
Articles in this series:
  • Programmable Hybrid Lab Supply with WiFi – Part 1 (May 2021)
  • Programmable Hybrid Lab Supply with WiFi – Part 2 (June 2021)
Items relevant to "Digital FX (Effects) Pedal – Part 2":
  • Digital FX Unit PCB (potentiometer-based version) [01102211] (AUD $7.50)
  • Digital FX Unit PCB (switch-based version) [01102212] (AUD $7.50)
  • 24LC32A-I/SN EEPROM programmed for the Digital FX Unit [0110221A.HEX] (Programmed Microcontroller, AUD $10.00)
  • PIC12F1571-I/SN programmed for the Digital FX Unit with potentiometer [0110221B.HEX] (Programmed Microcontroller, AUD $10.00)
  • Spin FV-1 digital effects IC (SOIC-28) (Component, AUD $40.00)
  • Firmware for the Digital FX Unit [0110221A.HEX] (Software, Free)
  • Digital FX Unit PCB patterns (PDF download) [01102211-2] (Free)
Articles in this series:
  • Digital FX (Effects) Pedal - Part 1 (April 2021)
  • Digital FX (Effects) Pedal – Part 2 (May 2021)
Items relevant to "Arduino-based MIDI Soundboard – Part 2":
  • 64-Key Arduino MIDI Shield PCB [23101211] (AUD $5.00)
  • 8x8 Tactile Pushbutton Switch Matrix PCB [23101212] (AUD $10.00)
  • Simple Linear MIDI Keyboard PCB [23101213] (AUD $5.00)
  • Firmware for the 64-Key Arduino MIDI Matrix (Software, Free)
  • Software for the Arduino MIDI Shield & 8x8 Key Matrix plus 3D keycap model (Free)
  • 64-Key Arduino MIDI Shield PCB pattern (PDF download) [23101211] (Free)
  • 8x8 Tactile Pushbutton Switch Matrix PCB pattern (PDF download) [23101212] (Free)
  • Simple Linear MIDI Keyboard PCB pattern (PDF download) [23101213] (Free)
Articles in this series:
  • Arduino-based MIDI Soundboard - Part 1 (April 2021)
  • Arduino-based MIDI Soundboard – Part 2 (May 2021)
  • Simple Linear MIDI Keyboard (August 2021)
Items relevant to "Variac-based Mains Voltage Regulation":
  • Variac-based Regulation Control Module PCB [10103211] (AUD $7.50)
  • Variac-based Regulation Control Module PCB pattern (PDF download) [10103211] (Free)
Articles in this series:
  • The History of Videotape – Quadruplex (March 2021)
  • The History of Videotape - Helical Scan (April 2021)
  • The History of Videotape – Cassette Systems (May 2021)
  • The History of Videotape – Camcorders and Digital Video (June 2021)

Purchase a printed copy of this issue for $10.00.
MAY 2021 ISSN 1030-2662 05 The VERY BEST DIY Projects! 9 771030 266001 $995* NZ $1290 INC GST INC GST Hybrid Bench Supply 24V <at> 0-3.5A or 0-18V <at> 0-5A ■ WiFi remote monitoring/control 100-240V AC, 50-60Hz supply ■ 10mv/10mA setting resolution Multiple units can be combined wirelessly to make a tracking supply Variac-based Mains Voltage Regulator PLUS THESE OTHER ARTICLES siliconchip.com.au Digital Radio Modes: Amateur Radio etc electronics magazine History of Australia’s Videotape: Digital FX Pedal Unit: Cassette Systems Creating New Effects May 2021  1 64-Key MIDI Matrix: Software and Android