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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
kv4p HT v1.7b
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Tad Boy Color
DIY Mechanical Macro Keypad ― Ocreeb
SIDKick pico 0.2 DAC (SID 6581/8580-replacement for C64/C128)
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Frog Boy Color
Low Cost Drone using ESP32
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
kv4p HT v1.7b
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ZIMBABWE
This is a replacement for the TMS2532 using an AT28HC64B EEPROM.There is an adapter board also "TMS2532 (AT28HC64B) Adapter" so you can burn it as an AT28HC64B EEPROM as it can not be burnt as a TMS25...
TMS2532 (AT28HC64B)
1735
0
3
Michael Fong
Michael Fong
AUSTRALIA
4
0
Breakout board for breadboard testing using the [CS5490](https://www.cirrus.com/products/cs5490/) Energy Monitor ASIC from Cirrus Logic...
CS5490 Breakout
1667
0
0
Tisham Dhar
Tisham Dhar
AUSTRALIA
3
2
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
519
0
2
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
A simple breadboard to 28-pin Wide ZIF socket adapter.Includes additional ground pins and an (optional) SMD decoupling capacitor.Solder the header pins first. Then add the ZIF socket, flip the board a...
Breadboard to 28p wide ZIF adapter
1166
3
3
Troy Schrapel
Troy Schrapel
AUSTRALIA
14
1
I was looking for a simple audio oscillator I could just grab and use with minimal cables. Plug in a RCA - Croc clips cable and switch it on.I run the oscillator on a 9V battery and feed it through a ...
XR2206 Sine Wave Gen
824
0
0
Paul Perano
Paul Perano
AUSTRALIA
2
1
It's a basic board for hooking up six output devices and an analogue input. Each output has a few footprints extra for turning it into an input and selecting 3.3v or 12v supply pull-up.Easy to program...
ESP8266 Home Automation Controller
1835
0
3
CSel
CSel
AUSTRALIA
3
0
DESCRIPTIONConvert JTAG header to SWD pins### TECHNICAL DETAILS / COMPONENTS### LEARN / TOPIC / BUILD INSTRUCTIONShttp://www.chayut.me/by Chayut OrapinpatipatQ2HHEXV0T3JHCGLUCGF0AXBHDA==
JTAG to SWD converter
2052
0
1
Chayut Orapinpatipat
Chayut Orapinpatipat
AUSTRALIA
10
38
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
310
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
Why did you make it?After making a breakout for the MCP39F511 I wanted to try out its sibling ASIC the 521. The difference between these is essentially the serial interface. The 511 uses an ...
MCP39F521 Breakout
868
0
0
Tisham Dhar
Tisham Dhar
AUSTRALIA
3
2
V9203 Devkit for testing the Vangotech V9203 3-phase energy monitor ASIC with an Adafruit Feather form factor board. PCB Files - https://github.com/whatnick/V9203_DevkitArduino Code - h...
V9203 Devkit Featherwing
2354
0
0
Tisham Dhar
Tisham Dhar
AUSTRALIA
3
2
PCB heating coil, inductive coilwith 6 mil coil trace on both layers of the PCB,24.5 Ohm resistance350 uH inductancewith pads http://www.chayut.me/By Chayut OrapinpatipatQ2hheXV0T3JhcGlucGF0aXBhdA==
PCB heating coil, inductive coil
1847
0
1
Chayut Orapinpatipat
Chayut Orapinpatipat
AUSTRALIA
10
38
Simple discrete (3-transistor) stereo preamplifier with bass, treble, balance and volume. Also includes input source switching to control a separate PCB. The reason this came about was mainly through ...
Discrete 24V Single Supply Stereo Preamplifier
429
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
Those annoying FETs are never what the datasheets tell me. So I calculate what I think the biasing should be. Grab a multimeter and pretest the trim pots. Plug in the FET/MOSFETs and test away. Tw...
Single JFET MOSFET Setup_2023-06-03(1)
408
0
0
Paul Perano
Paul Perano
AUSTRALIA
2
1
### DESCRIPTIONAn easy way to merge embedded or older software with a nifty lcd or arduino hardware.It is a small board with a pic32m2mx170b that fits onto an arduino uno. The pic sends commands to th...
vitrino display
1404
0
1
Stuart?Oliver
Stuart?Oliver
AUSTRALIA
3
1
This simple circuit is based around an astable multivibrator which is used to indicate two states for use as a power indicator. In the first (default) state, it will flash at around 1Hz, which could b...
Dual-State Indicator
208
0
0
Astro's Electronics Lab
Astro's Electronics Lab
AUSTRALIA
16
39
Two pcb deisgn that is stacked to create a regulator for the Game Boy Color that has a programmable pixel matrix. The board has the power circuit for a GBC with a modded screen and a microcontoller to...
GBC DC Pixel
2091
0
13
Natalie Cursio
Natalie Cursio
AUSTRALIA
52
0
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