Silicon ChipOuter Front Cover - February 2021 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: New computer technology
  4. Feature: Radio Time Signals throughout the World by Dr David Maddison
  5. Feature: Follow-up: Quantum-dot Cellular Automata by Dr Sankit Ramkrishna Kassa
  6. Project: Battery Multi Logger by Tim Blythman
  7. Project: Arduino-based Adjustable Power Supply by Tim Blythman
  8. Serviceman's Log: A feline-themed cautionary tale by Dave Thompson
  9. Project: Electronic Wind Chimes by John Clarke
  10. Feature: Making Android Apps with App Inventor by Roderick Wall
  11. Feature: Making a Compact Virtual Electronics Workbench by Tim Blythman
  12. Feature: Upgrading your Computer to the latest CPU by Nicholas Vinen
  13. PartShop
  14. Feature: El Cheapo Modules: LCR-T4 Digital Multi-Tester by Jim Rowe
  15. Vintage Radio: Philips 1952 BX205 B-01 AM/SW battery valve radio by Charles Kosina
  16. Market Centre
  17. Notes & Errata: Busy Loo Indicator, January 2021; Mini Digital AC Panel Meters, January 2021; Radiating test antenna for AM Radios, Circuit Notebook, January 2021; Vintage Battery Radio Li-ion Power Supply, December 2020; Colour Maximite 2, July-August 2020
  18. Advertising Index
  19. Outer Back Cover

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

You can view 34 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.

Items relevant to "Follow-up: Quantum-dot Cellular Automata":
  • QCA follow-up: Potential Energy Explanation (Software, Free)
Articles in this series:
  • Quantum-dot Cellular Automata (August 2019)
  • Follow-up: Quantum-dot Cellular Automata (February 2021)
Items relevant to "Battery Multi Logger":
  • Battery Multi Logger PCB [11106201] (AUD $5.00)
  • PIC16F1455-I/SL programmed for the Microbridge [2410417A.HEX] (Programmed Microcontroller, AUD $10.00)
  • PIC32MX170F256B-I/SO programmed for the Battery Multi Logger [1110620A.hex] (Programmed Microcontroller, AUD $20.00)
  • DS3231MZ real-time clock IC (SOIC-8) (Component, AUD $7.50)
  • DS3231 real-time clock IC (SOIC-16) (Component, AUD $6.50)
  • 2.8-inch TFT Touchscreen LCD module with SD card socket (Component, AUD $25.00)
  • SMD resistor - 15mΩ ±1% M6332/2512 3W (CRA2512-FZ-R015ELF or similar) (Source component, AUD $2.00)
  • Matte/Gloss Black UB3 Lid for 2.8-inch Micromite LCD BackPack (PCB, AUD $5.00)
  • Battery Multi Logger software [1110620A.hex] (Free)
  • Battery Multi Logger PCB pattern (PDF download) [11106201] (Free)
Articles in this series:
  • Battery Multi Logger (February 2021)
  • Battery Multi Logger - Part 2 (March 2021)
Items relevant to "Arduino-based Adjustable Power Supply":
  • Arduino-based Adjustable Power Supply PCB [18106201] (AUD $5.00)
  • SMD resistor - 15mΩ ±1% M6332/2512 3W (CRA2512-FZ-R015ELF or similar) (Source component, AUD $2.00)
  • MCP4251-502E/P dual 5kΩ digital potentiometer (Component, AUD $3.00)
  • Arduino-based Adjustable Power Supply Software (Free)
  • Arduino-based Adjustable Power Supply PCB pattern (PDF download) [18106201] (Free)
Articles in this series:
  • Making a Compact Virtual Electronics Workbench (February 2021)
  • Arduino-based Adjustable Power Supply (February 2021)
Items relevant to "Electronic Wind Chimes":
  • Electronic Wind Chimes PCB [23011201] (AUD $10.00)
  • PIC16F1459-I/P programmed for the Electronic Wind Chimes [2301120A.HEX] (Programmed Microcontroller, AUD $10.00)
  • Electronic Wind Chimes software [2301120A.hex] (Free)
  • Electronic Wind Chimes PCB pattern (PDF download) [23011201] (Free)
Articles in this series:
  • Electronic Wind Chimes (February 2021)
  • Electronic Wind Chimes - Part 2 (March 2021)
Items relevant to "Making Android Apps with App Inventor":
  • TDR Android app (made using App Inventor) (Software, Free)
Items relevant to "Making a Compact Virtual Electronics Workbench":
  • Arduino-based Adjustable Power Supply PCB [18106201] (AUD $5.00)
Articles in this series:
  • Making a Compact Virtual Electronics Workbench (February 2021)
  • Arduino-based Adjustable Power Supply (February 2021)
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)
  • Particulate Matter (PM) Sensors (November 2022)
  • Heart Rate Sensor Module (February 2023)
  • UVM-30A UV Light Sensor (May 2023)
  • VL6180X Rangefinding Module (July 2023)
  • pH Meter Module (September 2023)
  • 1.3in Monochrome OLED Display (October 2023)
  • 16-bit precision 4-input ADC (November 2023)
  • 1-24V USB Power Supply (October 2024)
  • 14-segment, 4-digit LED Display Modules (November 2024)
  • 0.91-inch OLED Screen (November 2024)
  • The Quason VL6180X laser rangefinder module (January 2025)
  • TCS230 Colour Sensor (January 2025)
  • Using Electronic Modules: 1-24V Adjustable USB Power Supply (February 2025)
  • Low-cost electronic modules: 8×16 LED Matrix module (July 2025)
  • Modules: Thin-Film Pressure Sensor (August 2025)
  • 0.91-inch monochrome OLED display modules (September 2025)

Purchase a printed copy of this issue for $10.00.
FEBRUARY 2021 ISSN 1030-2662 02 The VERY BEST DIY Projects! 9 771030 266001 $995* NZ $1290 INC GST INC GST Radio Time Signals keeping tracking of time without GPS or the internet Making Android Apps using App Inventor How to Upgrade your Computer Battery Multi-Logger 6-100V <at> 10A (or even 100A!) Clean up your Workbench with this Micro Oscilloscope & USB-controlled Power Supply