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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
kv4p HT v1.7b
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Desktop Neon Effect LED Signs
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
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
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Standard layout version for Arduino Mini Pro10K ohm SIP-7 (six resistors) bussed resistor networkMini DIN 6 female connector or USB-A connectorDE-9 male connector220 ohm 1/4W resistor (optional)0805 S...
NEC PC-98xx serial mouse adapter (from PS/2 Mini DIN 6, USB-A to DE-9) Standard Arduino Mini Pro
1334
0
3
Edoardo kinmami
Edoardo kinmami
JAPAN
237
15
This is a project of a high quality microphone, it is based on the DIY Perks project, to that I have made some changes and I have drawn a handy and small PCB to be able to make the project more easily...
Diy high quality microphone
1938
6
4
Marco Capitanio
Marco Capitanio
ITALY
3
0
Uses a low cost STM32F103 "bluepill"Two independent PS/2 portsEach port can be connected to a mouse, a keyboard or left unconnected. The connected devices are automatically presented to the host compu...
PS/2 keyboard and mouse to USB_converter
1716
0
5
Christian Schoffit
Christian Schoffit
FRANCE
3
10
They don't come a lot simpler than this.Imagine you want to use the JLI-2555 microphone capsule or one of the larger, but similarly "without JFET" capsules but you don't want to go to all the trouble ...
Minerva: multiple JFET carrier
159
0
0
Engineer
Engineer
UNITED KINGDOM
0
0
Sometimes, your ESP based project doesn't need a dedicated USB to TTL chip because you won't upload the firmware so often (especially on custom / embedded projects).In this case you can use a dedicate...
CH340C programmer with Auto-Reset
1316
0
0
Marius M
Marius M
ROMANIA
13
20
Simple 3x3 Macro Keypad, I made some time ago using CherryMX switches, some SK6812 Mini-e RGB LEDs and a small 0.91" OLED display.You can replace switch 1 (S1) with an rotary encoder if you want.Since...
3x3 Macro Keypad
1242
0
1
Marius M
Marius M
ROMANIA
13
20
This device allows you to take in an FTDI connection with 6 pins and uses the GND, VCC, TXD, and RXD pins to convert the FTDI connection to a UPDI connection. It achieves that by connecting TXD to RXD...
FTDI to UPDI Converter
760
0
1
Engineer
Engineer
UNITED STATES OF AMERICA
0
2
USB FTDI 240XS 8 BIT I/O, connected to 4 dual op amps as level shifters. TLV2372 Dual OP-amp 3-MHz Rail to Rail Using FTDI's API calls it is easy to find the device (use FTDI_PROG to rename it) ...
USB OP-AMP Buffer Driver
1293
0
0
i_bell
i_bell
UNITED STATES OF AMERICA
3
4
Prototyping board for Picaxe system compatible with the Arduino Uno card format.Integrated programmerPossibility to program the integrated processor or an external processor via the 4-pin portPower su...
Picapic Pcb v1.2
155
0
0
Pedro51 .
Pedro51 .
FRANCE
0
0
This USB universal programmer has been designed to be coupled to the USB-TTL converter you see in this figure (it is based on the reliable FTDI FT232 chip). The programmer provides the UART interface ...
Universal programmer for ESP8266, ESP32 and others
632
0
0
Francesco TSP
Francesco TSP
ITALY
0
24
Lazyboard is an Attiny85-based macropad that uses real mechanical keycaps. Solder pads are drawn large and completely dip components are used. In this way, the most amateur people can use it easily. C...
Lazyboard - diy makropad
4243
2
3
Omer Faruk Ucar
Omer Faruk Ucar
TURKEY
43
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)
773
0
2
Edoardo kinmami
Edoardo kinmami
JAPAN
237
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)
710
6
2
Edoardo kinmami
Edoardo kinmami
JAPAN
237
15
I just thought of making a Transformer,With all my findingI discover that i can make one using a capacitor.Instrument neededCapacitor (400v-105j)Copper wireWireBiro casePaper tapeDigital multimeterSte...
How to make a Transformer from Capacitor
878
0
1
King fresh
King fresh
NIGERIA
0
0
The ATtiny85 based mini development board is similar to the Arduino, but cheaper and smaller (ofcourse a bit less powerful).PCB Order 2.4mm thickness for USB!!!!!
Attint85 Development Board
1252
2
0
İsmail Eren Akkuş
İsmail Eren Akkuş
TURKEY
2
0
This is a test device to test for continuity on a usb cable, like the cabletester you can get for cat5. it will also show if the pinout is correct from end to end. housing is to be made either by 3dpr...
USB cable test device
804
0
2
Vegard Melvær
Vegard Melvær
NORWAY
0
0
1
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