4 layers30 × 23.5 mm
NIMRS-21Pin Decoder
CDFER/NIMRS-21Pin-Decoder
An open source 21-Pin DCC Decoder for model trains
89 parts21
Model
14 boardsKiCad boards from 5 GitHub repositories tagged “model”, the most starred first; open any of them in PCBKit.
- 2 layers35.6 × 20.3 mm
Model T RAM
bkw777/Model_T_RAM
8K RAM module for "Model T Computers" - TRS-80 Model 100, Kyotronic KC-85, NEC PC-8201, Olivetti M10
5 parts19 - 2 layers36.1 × 25.5 mm
TANDY 200 Dual RAM tsop
bkw777/TANDY_200_RAM
Option RAM modules for TANDY 200 portable computer
5 parts3 - 2 layers57.2 × 19.1 mm
- 2 layers40.5 × 36.6 mm
XDuinoRails Hermes M
xDuinoRails/xDuinoRails_Hermes-M
Your DCC/Railcom signals and a +5V power source for your microcontroller on a breadboard
27 parts2CERN-OHL-W-2.0 - 2 layers36.1 × 25.7 mm
- 2 layers36.1 × 21.3 mm
- 2 layers36.3 × 21.6 mm
- 2 layers68.6 × 45.1 mm
- 2 layers68.6 × 45.1 mm
- 2 layers68.6 × 45.1 mm
- 2 layers68.6 × 16.5 mm
- 2 layers68.6 × 16.5 mm
- 2 layers68.6 × 16.5 mm
