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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
kv4p HT v1.7b
QuinLED-Dig-Uno
Bike Fingerprint - PCB
Solar Powered WiFi Weather Station V2.0
iSpndel_4.0
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
Arduino RC engine sound & light controller with inertia simulation for ESP32
SummerCart64 - a fully open source N64 flashcart
4X40 Watts 4 Channel Audio Amplifier Board DIY TDA7388/CD7388 IC
Tad Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
kv4p HT v1.7b
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Note from PCBWay: This project includes two PCBs, if both need to be produced, please inform your sales representative when placing the order.Bring life to your home with this enchanting 4x4x4 LED cub...
4x4x4 PCB LED CUBE
516
0
4
Ashish Adhikari
Ashish Adhikari
AUSTRALIA
23
3
N20 motor brushes are hard to solder, and you always need an external motor driver which takes up a lot of space and is often inefficient, like the L298N or TB6612FNG. The TinyDRV is here to solve bot...
TinyDRV - a MUST-HAVE add-on for N20 DC motors
284
0
1
Rain Haase
Rain Haase
AUSTRALIA
1
20
Humidifiers add moisture to the air. They can help people with dry skin, allergies, and respiratory problems. They may also help in preventing influenza and reduce snoring.I bought this AU$2 USB Mini ...
Cute Medusa 3D Printed Humidifier
147
6
2
Ashish Adhikari
Ashish Adhikari
AUSTRALIA
23
3
So you've been reading about all the benefits of this "mindfulness" thing and you want to give it a try. You do some research and learn it requires "meditation", "introspection" and other kinds of ted...
Sand Drawing Robot control board
266
0
1
Travis
Travis
AUSTRALIA
0
0
I wanted to make a small Wi-Fi HaLow device that worked on easily accessible hardware such as the RPI Pico 2. This board uses Wi-Fi HaLow modules with the Morse Micro MM6108 chipset for long range wir...
Wi-Fi HaLow Hat for Raspberry Pi Pico
234
0
0
Jonathan Garnier
Jonathan Garnier
AUSTRALIA
1
0
WARNING: THIS CIRCUIT IS CONNECTED DIRECTLY TO THE MAINS SUPPLY AND CAN BE DANGEROUS. EXTREME CARE SHOULD BE TAKEN AT ALL TIMES WHEN WORKING AROUND LIVE MAINS VOLTAGES TO PREVENT ACCIDENTAL ELECTRIC S...
555 Timer Bi-Stable AC Mains Switch
207
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
Using a 555 timer and PWM (Pulse-Width Modulation), by varying its duty-cycle, we can vary the speed of a DC motor by sending bursts of current to it. The 555 is configured as an astable square-wave o...
555 Timer 12VDC Motor Speed Controller
178
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
Ever needed a temperature controlled cooling fan to only come on when necessary? Such as in an amplifier or in a power supply? Then this is the simple solution! This simple servo unit, based on a 555 ...
555 Timer PWM-Controlled Cooling Fan
262
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
In March, 1977, ETI published a very popular project called the "ETI-480", with two versions offered; a 50W and a 100W. Countless thousands of these amplifiers were built over the years. I've revamped...
ETI-480/AEL-480 50W Power Amplifier Module
1216
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
This preamplifier is based on Rod Elliott's project #2 on his ESP website, which is linked below. Using NE5532 (or any opamp of your choice, really) opamps, giving reasonably low-noise characteristics...
High-Quality Stereo Preamplifier
591
0
2
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
This project allows you to have a +/-15V rail for a preamp and a +12V rail for powering some relays, etc. for input switching in an amplifier. It uses the LM317/337 adjustable regulators to do the job...
+/-15V & +12V Regulated Power Supply
361
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
