Silicon ChipOuter Front Cover - February 2022 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Be wary of devices that require apps to work
  4. Mailbag
  5. Subscriptions
  6. Review: Radio Girl by Nicholas Vinen
  7. Feature: All About Batteries – Part 2 by Dr David Maddison
  8. Project: Dual Hybrid Power Supply – Pt1 by Phil Prosser
  9. Feature: Low-noise HF-UHF Amplifiers by Jim Rowe
  10. Project: Fan Controller & Loudspeaker Protector by John Clarke
  11. Product Showcase
  12. Project: Solid-State Tesla Coil by Flavio Spedalieri
  13. Review: TL866II Universal Programmer by Tim Blythman
  14. Project: Remote Gate Controller by Dr Hugo Holden
  15. Serviceman's Log: The accordion job by Dave Thompson
  16. Vintage Radio: Tasma 305 'rat radio' by Fred Lever
  17. PartShop
  18. Circuit Notebook: Resistor-Mite auto-ranging ohmmeter by Gianni Pallotti
  19. Circuit Notebook: Using a capacitive soil moisture meter by Kenneth Horton
  20. Circuit Notebook: Musical bicycle horn by Jotham Gates
  21. Ask Silicon Chip
  22. Market Centre
  23. Advertising Index
  24. Outer Back Cover

This is only a preview of the February 2022 issue of Silicon Chip.

You can view 0 of the 112 pages in the full issue.

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Articles in this series:
  • All About Batteries - Part 1 (January 2022)
  • All About Batteries – Part 2 (February 2022)
  • All About Batteries, part three (March 2022)
Items relevant to "Dual Hybrid Power Supply – Pt1":
  • Intelligent Dual Hybrid Power Supply PCB set (AUD $25.00)
  • Intelligent Dual Hybrid Power Supply regulator PCB [18107211] (AUD $7.50)
  • Intelligent Dual Hybrid Power Supply front panel control PCB [18107212] (AUD $2.50)
  • PIC32MZ2048EFH064-250I/PT programmed for the Intelligent Dual Hybrid Power Supply [0110619A.HEX] (Programmed Microcontroller, AUD $30.00)
  • 128x64 Blue LCD screen with KS0108-compatible controller (Component, AUD $30.00)
  • Hard-to-get parts for the Intelligent Dual Hybrid Power Supply regulator board (Component, AUD $125.00)
  • Hard-to-get parts for the Intelligent Dual Hybrid Power Supply CPU board (Component, AUD $60.00)
  • LCD panel bezel for the Dual Intelligent Hybrid Power Supply (PCB, AUD $5.00)
  • Intelligent Dual Hybrid Power Supply firmware [0110619A.HEX] (Software, Free)
  • Intelligent Dual Hybrid Power Supply PCB patterns [18107211/2] (Free)
  • DSP Active Crossover/DDS/Reflow Oven PCB patterns (PDF download) [01106191-6] (Free)
Articles in this series:
  • Dual Hybrid Power Supply – Pt1 (February 2022)
  • Dual Hybrid Power Supply, part two (March 2022)
Articles in this series:
  • El Cheapo Modules From Asia - Part 1 (October 2016)
  • El Cheapo Modules From Asia - Part 2 (December 2016)
  • El Cheapo Modules From Asia - Part 3 (January 2017)
  • El Cheapo Modules from Asia - Part 4 (February 2017)
  • El Cheapo Modules, Part 5: LCD module with I²C (March 2017)
  • El Cheapo Modules, Part 6: Direct Digital Synthesiser (April 2017)
  • El Cheapo Modules, Part 7: LED Matrix displays (June 2017)
  • El Cheapo Modules: Li-ion & LiPo Chargers (August 2017)
  • El Cheapo modules Part 9: AD9850 DDS module (September 2017)
  • El Cheapo Modules Part 10: GPS receivers (October 2017)
  • El Cheapo Modules 11: Pressure/Temperature Sensors (December 2017)
  • El Cheapo Modules 12: 2.4GHz Wireless Data Modules (January 2018)
  • El Cheapo Modules 13: sensing motion and moisture (February 2018)
  • El Cheapo Modules 14: Logarithmic RF Detector (March 2018)
  • El Cheapo Modules 16: 35-4400MHz frequency generator (May 2018)
  • El Cheapo Modules 17: 4GHz digital attenuator (June 2018)
  • El Cheapo: 500MHz frequency counter and preamp (July 2018)
  • El Cheapo modules Part 19 – Arduino NFC Shield (September 2018)
  • El cheapo modules, part 20: two tiny compass modules (November 2018)
  • El cheapo modules, part 21: stamp-sized audio player (December 2018)
  • El Cheapo Modules 22: Stepper Motor Drivers (February 2019)
  • El Cheapo Modules 23: Galvanic Skin Response (March 2019)
  • El Cheapo Modules: Class D amplifier modules (May 2019)
  • El Cheapo Modules: Long Range (LoRa) Transceivers (June 2019)
  • El Cheapo Modules: AD584 Precision Voltage References (July 2019)
  • Three I-O Expanders to give you more control! (November 2019)
  • El Cheapo modules: “Intelligent” 8x8 RGB LED Matrix (January 2020)
  • El Cheapo modules: 8-channel USB Logic Analyser (February 2020)
  • New w-i-d-e-b-a-n-d RTL-SDR modules (May 2020)
  • New w-i-d-e-b-a-n-d RTL-SDR modules, Part 2 (June 2020)
  • El Cheapo Modules: Mini Digital Volt/Amp Panel Meters (December 2020)
  • El Cheapo Modules: Mini Digital AC Panel Meters (January 2021)
  • El Cheapo Modules: LCR-T4 Digital Multi-Tester (February 2021)
  • El Cheapo Modules: USB-PD chargers (July 2021)
  • El Cheapo Modules: USB-PD Triggers (August 2021)
  • El Cheapo Modules: 3.8GHz Digital Attenuator (October 2021)
  • El Cheapo Modules: 6GHz Digital Attenuator (November 2021)
  • El Cheapo Modules: 35MHz-4.4GHz Signal Generator (December 2021)
  • El Cheapo Modules: LTDZ Spectrum Analyser (January 2022)
  • Low-noise HF-UHF Amplifiers (February 2022)
  • A Gesture Recognition Module (March 2022)
  • Air Quality Sensors (May 2022)
  • MOS Air Quality Sensors (June 2022)
  • PAS CO2 Air Quality Sensor (July 2022)
Items relevant to "Fan Controller & Loudspeaker Protector":
  • 500W Amplifier Module PCB [01107021 RevD] (AUD $25.00)
  • Hard-to-get parts for the 500W Amplifier (Component, AUD $200.00)
  • 500W Amplifier Module PCB pattern (PDF download) [01107021] (Free)
  • Cooling Fan Controller & Loudspeaker Protector PCB [01102221] (AUD $5.00)
  • PIC16F1459-I/P programmed for the Cooling Fan Controller & Loudspeaker Protector [0110222A.HEX] (Programmed Microcontroller, AUD $10.00)
  • 4-pin PWM fan header (Component, AUD $1.00)
  • Cooling Fan Controller & Loudspeaker Protector firmware [0110222A.HEX] (Software, Free)
  • Cooling Fan Controller & Loudspeaker Protector PCB pattern (PDF download) [01111211] (Free)
Articles in this series:
  • Fan Controller & Loudspeaker Protector (February 2022)
  • Amplifier Clipping Indicator (March 2022)
  • 500W Power Amplifier, Part 1 (April 2022)
  • 500W Power Amplifier, Part Two (May 2022)
  • 500W Power Amplifier, Part 3 (June 2022)
Items relevant to "Solid-State Tesla Coil":
  • Solid State Tesla Coil driver PCBs [26102221-2] (AUD $7.50)
  • Solid State Tesla Coil driver PCB patterns (PDF download) [26102221-2] (Free)
  • Solid State Tesla Coil main driver PCB [26102221] (Source component, AUD $5.00)
Items relevant to "Remote Gate Controller":
  • Driveway Gate Controller PCB [11009121] (AUD $20.00)
  • Remote Gate Controller PCB pattern (PDF download) [11009121] (Free)
Items relevant to "Resistor-Mite auto-ranging ohmmeter":
  • Firmware and Gerber files for the Resistor-Mite ohmmeter (Software, Free)
Items relevant to "Using a capacitive soil moisture meter":
  • Firmware and 3D models for the capacitive soil moisture meter (Software, Free)
Items relevant to "Musical bicycle horn":
  • Firmware, PCB design and 3D models for the musical bike horn (Software, Free)
Videos relevant to "Musical bicycle horn":
  • Bike Horn

Purchase a printed copy of this issue for $11.50.
FEBRUARY 2022 ISSN 1030-2662 02 The VERY BEST DIY Projects! 9 771030 266001 $ 50* NZ $1290 11 INC GST INC GST 12 24 All About How Batteries Work, Part 2 Dual-Tracking Hybrid 25V DC Power Supply 70 44 TL866II Universal Programmer Review Triple Fan Controller With Speaker Protector 76 Super-Reliable Remote Gate Controller Solid-State Tesla Coil with Flame-like siliconchip.com.au Discharge Australia's electronics magazine February 2022  1