4 layers188.9 × 92 mm
MegaCD
Board-Folk/MegaCD-Main-BD
Reproductions of main board PCBs for Sega's Mega CD/Sega CD add-on for the Mega Drive/Genesis console.
132 parts60
Boards using the 74AC74M
14 boardsBoards in 10 GitHub repositories, designed in KiCad, that use the 74AC74M by STMicroelectronics (Dual D-Type Flip Flop with Preset and Clear). See how each wires it, with its parts, size, README and files; the 74AC74M’s symbol, footprint and pinout are on its own page.
- 4 layers169.7 × 99.8 mm
- 2 layers100 × 100 mm
SDRReciever
KonradMcClure/SDR_Receiver
Software Defined Radio Receiver designed together with Caleb Froelich (https://github.com/froeca) for our Walla Walla University Electronics II project.
78 parts7 - 2 layers100 × 90 mm
- 2 layers101.6 × 83.8 mm
Z80DevBoard
dbuchwald/Z80DevBoard
Simple Z80 based prototyping and development board designed as extension to Arduino Mega 2560
39 parts3MIT - 2 layers80 × 50 mm
FreeDSPx ADAPTER
freeDSP/freeDSP-StdConnectorAdapter
Adapter of the old freeDSP Classic connector to the new freeDSP standard connector.
89 partsGPL-3.0 - 2 layers76.2 × 76.2 mm
- 4 layers188.9 × 92 mm
MegaCD
Board-Folk/MegaCD-Main-BD
Reproductions of main board PCBs for Sega's Mega CD/Sega CD add-on for the Mega Drive/Genesis console.
117 parts60 - 2 layers100 × 100 mm
SDRBackup2
KonradMcClure/SDR_Receiver
Software Defined Radio Receiver designed together with Caleb Froelich (https://github.com/froeca) for our Walla Walla University Electronics II project.
76 parts7 - 2 layers131.9 × 164.6 mm
- 2 layers233.4 × 280 mm
- 2 layers233.4 × 280 mm
- 2 layers137 × 63 mm
Kickad
eljotx/SDR-TRX-on-ESP32-A1S
This repository describes an SDR transceiver based on the ESP32 A1S processor, using an ILI9341 color touchscreen display, and a Si5351 oscillator.
140 parts2 - 2 layers
VideoBoard
Cptscorcher/Excallibur-64
A reimagining of the seminal Excalibur 64 Computer
126 partsGPL-3.0