Outer Front Cover
Contents
Publisher's Letter: Beware of dodgy and counterfeit electronics
Feature: Medical, Health and First Aid Smartphone Apps - Part 1
by Dr David Maddison Project: Versatile Trailing Edge Dimmer with Touch Plate & IR
by John Clarke Review: Rigol’s MSO5354 Mixed Signal Oscilloscope
by Tim Blythman Feature: El Cheapo Modules 22: Stepper Motor Drivers
by Jim Rowe Project: Motion-sensing 12V Power Switch
by Nicholas Vinen Product Showcase
Serviceman's Log: (What) were the designers thinking?
by Dave Thompson Project: USB Mouse and Keyboard Interface for Micros
by Tim Blythman Project: Build-it-yourself DAB+/FM/AM radio
by Duraid Madina & Nicholas Vinen Review: Philips “Brilliance” Ultrawide Monitor
by Nicholas Vinen Vintage Radio: 1970s BWD 216 Hybrid Bench Supply
by Ian Batty PartShop
Subscriptions
Market Centre
Advertising Index
Notes & Errata: Isolated Serial Link, January 2019; 800W(+) UPS, May-July 2018; Full Wave, 230V Universal Motor Speed Controller, March 2018; BackPack Touchscreen DDS Signal Generator, April 2017; SC200 Audio Amplifier, January-March 2017; 12AX7 Valve Audio Preamplifier, November 2003
Outer Back Cover
This is only a preview of the February 2019 issue of Silicon Chip .
You can view 47 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 "Versatile Trailing Edge Dimmer with Touch Plate & IR ":
Articles in this series:
Items relevant to "El Cheapo Modules 22: Stepper Motor Drivers":
Articles in this series:
El Cheapo Modules From Asia - Part 1 (October 2016)
El Cheapo Modules From Asia - Part 1 (October 2016)
El Cheapo Modules From Asia - Part 2 (December 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 3 (January 2017)
El Cheapo Modules from Asia - Part 4 (February 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 5: LCD module with I²C (March 2017)
El Cheapo Modules, Part 6: Direct Digital Synthesiser (April 2017)
El Cheapo Modules, Part 6: Direct Digital Synthesiser (April 2017)
El Cheapo Modules, Part 7: LED Matrix displays (June 2017)
El Cheapo Modules, Part 7: LED Matrix displays (June 2017)
El Cheapo Modules: Li-ion & LiPo Chargers (August 2017)
El Cheapo Modules: Li-ion & LiPo Chargers (August 2017)
El Cheapo modules Part 9: AD9850 DDS module (September 2017)
El Cheapo modules Part 9: AD9850 DDS module (September 2017)
El Cheapo Modules Part 10: GPS receivers (October 2017)
El Cheapo Modules Part 10: GPS receivers (October 2017)
El Cheapo Modules 11: Pressure/Temperature Sensors (December 2017)
El Cheapo Modules 11: Pressure/Temperature Sensors (December 2017)
El Cheapo Modules 12: 2.4GHz Wireless Data Modules (January 2018)
El Cheapo Modules 12: 2.4GHz Wireless Data Modules (January 2018)
El Cheapo Modules 13: sensing motion and moisture (February 2018)
El Cheapo Modules 13: sensing motion and moisture (February 2018)
El Cheapo Modules 14: Logarithmic RF Detector (March 2018)
El Cheapo Modules 14: Logarithmic RF Detector (March 2018)
El Cheapo Modules 16: 35-4400MHz frequency generator (May 2018)
El Cheapo Modules 16: 35-4400MHz frequency generator (May 2018)
El Cheapo Modules 17: 4GHz digital attenuator (June 2018)
El Cheapo Modules 17: 4GHz digital attenuator (June 2018)
El Cheapo: 500MHz frequency counter and preamp (July 2018)
El Cheapo: 500MHz frequency counter and preamp (July 2018)
El Cheapo modules Part 19 – Arduino NFC Shield (September 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 20: two tiny compass modules (November 2018)
El cheapo modules, part 21: stamp-sized audio player (December 2018)
El cheapo modules, part 21: stamp-sized audio player (December 2018)
El Cheapo Modules 22: Stepper Motor Drivers (February 2019)
El Cheapo Modules 22: Stepper Motor Drivers (February 2019)
El Cheapo Modules 23: Galvanic Skin Response (March 2019)
El Cheapo Modules 23: Galvanic Skin Response (March 2019)
El Cheapo Modules: Class D amplifier modules (May 2019)
El Cheapo Modules: Class D amplifier modules (May 2019)
El Cheapo Modules: Long Range (LoRa) Transceivers (June 2019)
El Cheapo Modules: Long Range (LoRa) Transceivers (June 2019)
El Cheapo Modules: AD584 Precision Voltage References (July 2019)
El Cheapo Modules: AD584 Precision Voltage References (July 2019)
Three I-O Expanders to give you more control! (November 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: “Intelligent” 8x8 RGB LED Matrix (January 2020)
El Cheapo modules: 8-channel USB Logic Analyser (February 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 (May 2020)
New w-i-d-e-b-a-n-d RTL-SDR modules, Part 2 (June 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 Volt/Amp Panel Meters (December 2020)
El Cheapo Modules: Mini Digital AC Panel Meters (January 2021)
El Cheapo Modules: Mini Digital AC Panel Meters (January 2021)
El Cheapo Modules: LCR-T4 Digital Multi-Tester (February 2021)
El Cheapo Modules: LCR-T4 Digital Multi-Tester (February 2021)
El Cheapo Modules: USB-PD chargers (July 2021)
El Cheapo Modules: USB-PD chargers (July 2021)
El Cheapo Modules: USB-PD Triggers (August 2021)
El Cheapo Modules: USB-PD Triggers (August 2021)
El Cheapo Modules: 3.8GHz Digital Attenuator (October 2021)
El Cheapo Modules: 3.8GHz Digital Attenuator (October 2021)
El Cheapo Modules: 6GHz Digital Attenuator (November 2021)
El Cheapo Modules: 6GHz Digital Attenuator (November 2021)
El Cheapo Modules: 35MHz-4.4GHz Signal Generator (December 2021)
El Cheapo Modules: 35MHz-4.4GHz Signal Generator (December 2021)
El Cheapo Modules: LTDZ Spectrum Analyser (January 2022)
El Cheapo Modules: LTDZ Spectrum Analyser (January 2022)
Low-noise HF-UHF Amplifiers (February 2022)
Low-noise HF-UHF Amplifiers (February 2022)
A Gesture Recognition Module (March 2022)
A Gesture Recognition Module (March 2022)
Air Quality Sensors (May 2022)
Air Quality Sensors (May 2022)
MOS Air Quality Sensors (June 2022)
MOS Air Quality Sensors (June 2022)
PAS CO2 Air Quality Sensor (July 2022)
PAS CO2 Air Quality Sensor (July 2022)
Particulate Matter (PM) Sensors (November 2022)
Particulate Matter (PM) Sensors (November 2022)
Heart Rate Sensor Module (February 2023)
Heart Rate Sensor Module (February 2023)
UVM-30A UV Light Sensor (May 2023)
UVM-30A UV Light Sensor (May 2023)
VL6180X Rangefinding Module (July 2023)
VL6180X Rangefinding Module (July 2023)
pH Meter Module (September 2023)
pH Meter Module (September 2023)
1.3in Monochrome OLED Display (October 2023)
1.3in Monochrome OLED Display (October 2023)
16-bit precision 4-input ADC (November 2023)
16-bit precision 4-input ADC (November 2023)
1-24V USB Power Supply (October 2024)
1-24V USB Power Supply (October 2024)
14-segment, 4-digit LED Display Modules (November 2024)
14-segment, 4-digit LED Display Modules (November 2024)
0.91-inch OLED Screen (November 2024)
0.91-inch OLED Screen (November 2024)
The Quason VL6180X laser rangefinder module (January 2025)
The Quason VL6180X laser rangefinder module (January 2025)
TCS230 Colour Sensor (January 2025)
TCS230 Colour Sensor (January 2025)
Using Electronic Modules: 1-24V Adjustable USB Power Supply (February 2025)
Using Electronic Modules: 1-24V Adjustable USB Power Supply (February 2025)
Low-cost electronic modules: 8×16 LED Matrix module (July 2025)
Low-cost electronic modules: 8×16 LED Matrix module (July 2025)
Items relevant to "Motion-sensing 12V Power Switch":
Items relevant to "USB Mouse and Keyboard Interface for Micros":
Items relevant to "Build-it-yourself DAB+/FM/AM radio":
Articles in this series:
Purchase a printed copy of this issue for $10.00.
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FEBRUARY
2019
ISSN 1030-2662
02
9 771030 266001
The VERY BEST DIY Projects!
9
PP255003/01272
$ 95* NZ $12 90
INC GST
INC GST
TRAILING EDGE DIMMER
With Touch Pad AND I/R Remote Control
Handles:
More summer projects:
Motion Detecting
12V Power Switch
Keyboard & Mouse
Adaptor for
Micros
Dimmable LEDs
Dimmable CFLs
Dimmable Halogens
even Incandescents!
We review:
Philips “Brilliance”
Ultrawide Monitor
Rigol MSO5345
Mixed Signal
Oscilloscope
MEDICAL, HEALTH
and FIRST AID
APPS FOR YOUR
SMARTPHONE
Building our new DAB+/FM/AM Tuner
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