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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
Tad Boy Color
SummerCart64 - a fully open source N64 flashcart
iSpndel_4.0
Arduino RC engine sound & light controller with inertia simulation for ESP32
Frog Boy Color
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
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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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Designed for Amiga 500 Rev 3, 5, 6 and 8.This is a two megabyte memory upgrade for the Commodore Amiga models 500 and 500+.It is a modern replacement for the original A501 0.5MB upgrade from Commodore...
Commodore Amiga 500 Plus 2MB Memory RAM expansion Gary Adapter Real Time Clock RTC
973
7
2
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
How to make a stepping motor that makes musicAny 12V NEMA17 standard stepper motor will work.It will work if you write the parts according to the silk on the board.Turn on the power to write the progr...
Play music with stepper motors.
1064
0
2
Engineer
Engineer
JAPAN
0
0
This is a recreation of the Option 02 A5 Synt Board upgrade to suit the Tektronix AFG5101 Arbitrary Function Generator.It will increase the accuracy of the function generator while in continuous mode ...
Tektronix AFG5101 Function Generator Option 02 Upgrade
609
0
0
Jared NearFarMedia
Jared NearFarMedia
JAPAN
16
43
A very small circuit that allows a volume-perfect mix between CD audio and Paula.A great trade-off between soundtracks and effects.The potentiometer is not required.Crystal clear stereo audio!Order th...
Commodore Amiga 1200 Internal Audio Paula CD mixer HI-FI
2387
0
4
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
It generates from the existing -12V a low noise regulated -5V / 1A line for the internal PSU of A2000 and 3000.It comes with protection diodes.Tested with ATX PSU fitted inside A2000, A3000 (PAL and N...
Commodore Amiga 2000 3000 -5V rail Power Supply Unit ATX
2533
0
7
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
Base Board for ESP32-MiniKitElectrolytic capacitors and ceramic capacitors for 3V3 and 5V power lines can be mounted.(C1/C2/C3/C4)The following JST XH connectors can be mounted.1.SPI: 3V3/GND/MISO/MOS...
ESP32-Minikit Base Board
2539
0
2
Yukari Shoji
Yukari Shoji
JAPAN
5
0
AM QRP transmitter: max input is 300mW.Use crystal for HAM band.If you want AM wireless mic from 520kHz to 1700kHz,use osc coil.And you need circuit,visit my site. You will find it soon.Search for "ra...
AM QRP transmitter, good for wirelessmic from 520kHz to 1700kHz
1805
0
3
shuuichi takikawa
shuuichi takikawa
JAPAN
55
1
http://takinx.dcnblog.jp/radio_kit_/tda1072-mw/
TDA1072 mini radio for BC
4406
0
1
shuuichi takikawa
shuuichi takikawa
JAPAN
55
1
Designed for Amiga 500 Rev 3, 5, 6 and 8.This is a two megabyte memory upgrade for the Commodore Amiga models 500 and 500+.It is a modern replacement for the original A501 0.5MB upgrade from Commodore...
Commodore Amiga 500 Plus 2MB Memory RAM expansion Gary Adapter Real Time Clock RTC Trapdoor
1170
2
5
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
Based on Lemmini by Volker Oth.It provides an inexpensive low jitter high precision PLL replacement for 74LS629.U1 ICS525-01 28-pin SSOP (150 mil body) Available at https://shorturl.at/bsAB8L1 EMIFIL ...
Commodore 64 Long Board Max Machine Clock PLL Low Jitter High Precision Replacement
1055
1
4
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
This ProjectThis project is a music box circuit using the melody IC!When you turn on the switch, the sound source recorded in the melody IC will come from the speaker. And the LED flashes according to...
Music box board using melody IC
479
0
1
taachi taachimal
taachi taachimal
JAPAN
1
0
This is a replacement PCB for the Tektronix TM503 mainframe.Parts substitutions are allowed, there is nothing critical here, if it is the correct value and it fits, it sits.Also attached is a diagram ...
Tektronix TM503 Replacement PCB
883
0
0
Jared NearFarMedia
Jared NearFarMedia
JAPAN
16
43
An extensively programmable USB keyboard firmware for AVR microcontrollers, easily adaptable to new keyboard hardware.FeaturesDynamically reprogrammable keyboard layout, including 'keypad layer' suppo...
Kinesis Model 100 Firmware Upgrade PCB
702
0
0
Chris Andreae
Chris Andreae
JAPAN
0
0
10K ohm SIP-7 (six resistors) bussed resistor networkMini DIN 6 female connector or USB-A connectorDE-9 male connectorArduino Pro Mini (ATmega328, 5V, 16MHz) https://akizukidenshi.com/catalog/g/gK-103...
NEC PC-98xx serial mouse adapter (from PS/2 Mini DIN 6, USB-A to DE-9)
901
0
2
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
10K ohm SIP-7 (six resistors) bussed resistor networkMini DIN 6 female connector or USB-A connectorMini DIN 9 female connectorArduino Pro Mini (ATmega328, 5V, 16MHz) https://akizukidenshi.com/catalog/...
NEC PC-98xx serial mouse adapter (from PS/2 Mini DIN 6, USB-A to Mini DIN 9)
821
6
2
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
ATARI 800XL 27c64 / 27c128 ROM adapterBASIC ROMIt adapts 27c64 / 27c128 to C060302A (U4).27c128 requires a 4.7K pull-up resistor and a jumper (normally closed).27c64 does not require the resistor and ...
ATARI 800XL 27C64 / 27C128 ROM adapter for the original 2364
1754
0
7
Edoardo kinmami
Edoardo kinmami
JAPAN
266
15
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