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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
Frog 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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Automatic matching devices are very rarely found in homemade radio amateur designs. As a rule, radio amateurs use homemade external hand tuners or purchased automatic ones. The proposed device, develo...
Automatic Antenna Tuner 5x5 ATU-100 mini by N7DDC
22394
0
19
Alexiev
Alexiev
BULGARIA
133
0
This is a complete ASCII VT100 compatible video terminal in a single chip. You can use it as a normal serial terminal with keyboard and display or as a single chip controller to add a video outpu...
ASCII Video Terminal
8401
3
19
Alexiev
Alexiev
BULGARIA
133
0
The MiniMax8085 is based on the Intel 8085A CPU (U1). The 74*573 octal latch (U6) is used to demultiplex the lower 8-bit of address and data bus.The board uses the Intel 8251A USART (U2) for serial in...
Minimal 8085 Single Board Computer - MiniMax8085 by Sergey Kiselev
5167
0
11
Alexiev
Alexiev
BULGARIA
133
0
Available games are pre-selected at http://coolgirl.clusterrr.comTo select, just use the table where you tick off the games you need and you can immediately see the preliminary amount of memory requir...
coolgirl famicom multicartridge
4576
0
12
Alexiev
Alexiev
BULGARIA
133
0
project by : Muttley Black
4116 dram tester
2603
1
7
Alexiev
Alexiev
BULGARIA
133
0
Famicom cartrige with games Streemerz and Robin HoodProject site: https://github.com/AlexZhAk/sr_cart
Famicom, NES, Dandy cartridge
8379
0
14
Alexiev
Alexiev
BULGARIA
133
0
Famicom Dumper/ProgrammerYou can use it to:Dump cartridges, so you can play copy of your cartridge on emulatorRead/write battery backed saves, so you can continue your saved game on emulator/consoleWr...
Famicom Dumper/Programmer
4700
5
11
Alexiev
Alexiev
BULGARIA
133
0
It has named +5; -5; +12; -12 volts , double header for easy wiring Design by XPMTL
Apple II Prototype Cards
3080
0
8
Alexiev
Alexiev
BULGARIA
133
0
uSDX TriBand – 3 band SDR All Mode QRP Transceiver - designed by BARBAROS ASUROGLU Note: This project consists of several boards, three of which are mandatory - the main board, the board with the...
uSDX TriBand #9 LCD board - REPLACE OF #5 for OLED display
2890
0
2
Alexiev
Alexiev
BULGARIA
133
0
The NES64 is a replacement PCB for use in an existing controller for the Nintendo Entertainment System (NES). It brings one of the most popular and arguably best of the early game console controllers ...
NES64 Make Your Own Joystick
4143
4
8
Alexiev
Alexiev
BULGARIA
133
0
The ClockInACan is a small circuit board that is the same size as the oscillator and duplicates the same function exactly. Just provide your own crystal of the desired frequency or a multiple of...
Customizable crystal oscillators Full size - can style
1359
0
1
Alexiev
Alexiev
BULGARIA
133
0
OCTOBAND – 8 Band PA+LPF Board For uSDX TriBand (An All Mode HF QRP Transceiver) - designed by BARBAROS ASUROGLU this board is replacement of 3 band filter and amplifier board which use switche...
OCTOBAND – 8 Band PA+LPF Board For uSDX TriBand (An All Mode HF QRP Transceiver)
5624
0
8
Alexiev
Alexiev
BULGARIA
133
0
Instead of using two types of resistors with 1/2 relation, I just used all the same types, but doubbled one row to maintain the relation. This way you don't need to search for resistors with a p...
Covox Speech Thing Sound Card for Parallel Port LPT with resistor DAC - Long version
3436
1
5
Alexiev
Alexiev
BULGARIA
133
0
Customizable crystal oscillators Full size - can style The ClockInACan is a small circuit board that is the same size as the oscillator and duplicates the same function exactly. Just provide your...
Customizable crystal oscillators Half size - can style
1276
0
0
Alexiev
Alexiev
BULGARIA
133
0
Covox Speech Thing Sound Card for Parallel Port LPT with resistor DAC - Short verionThe short version has no switches, variable low pass filtering as the long board and uses less resistors. You h...
Covox Speech Thing Sound Card for Parallel Port LPT with resistor DAC - Short version
2481
1
3
Alexiev
Alexiev
BULGARIA
133
0
uSDX TriBand – 3 band SDR All Mode QRP Transceiver - designed by BARBAROS ASUROGLU Note: This project consists of several boards, three of which are mandatory - the main board, the board with th...
uSDX TriBand – 3 band SDR All Mode QRP Transceiver #1 (MAIN BOARD mandatory)
3481
0
7
Alexiev
Alexiev
BULGARIA
133
0
1
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