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Boards by MR-DOS

7 boards

Open-source boards designed in KiCad by MR-DOS on GitHub, from 7 repositories. A board’s address here is its repository’s there.

  • 2 layers89.6 × 79 mmTDR 5351 core, the printed circuit board in 3D

    TDR 5351 core

    MR-DOS/TDR_diploma_thesis

    Time domain reflectometer. Includes Hardware, firmware and GUI in Octave. Also a diploma thesis.

    199 parts33GPL-3.0
  • 4 layers100 × 100 mmMWGEN G1, the printed circuit board in 3D

    MWGEN G1

    MR-DOS/MWGEN-G1

    12.5 MHz - 6400 MHz (LMX2572) or even up to 20 GHz (LMX2595) generator board with int./ext. reference.

    373 parts18GPL-3.0
  • 2 layers73.9 × 46 mmTDR avalanche, the printed circuit board in 3D

    TDR avalanche

    MR-DOS/TDR-avalanche

    Avalanche pulser for use as TDR core

    80 parts11GPL-3.0
  • 2 layers102.4 × 102.4 mmGenerator 5351 rect sine, the printed circuit board in 3D

    Generator 5351 rect sine

    MR-DOS/generator_5351_rect_sine

    Rectangular and sine generator with Si5351 working up to 200 MHz

    284 parts6GPL-3.0
  • 2 layers147.4 × 63.2 mmGuitar down octave, the printed circuit board in 3D

    Guitar down octave

    MR-DOS/guitar_down_octave

    A octave-down effect for guitar. All analog, no microcontroller, no DSP.

    219 parts5GPL-3.0
  • 2 layers38.1 × 60.5 mmTDR splitter, the printed circuit board in 3D

    TDR splitter

    MR-DOS/TDR_splitter

    Addon for TDR_avalanche to allow simple TDR cable measurement

    23 parts5GPL-3.0
  • 2 layers109.6 × 44.5 mmGener5351, the printed circuit board in 3D

    Gener5351

    MR-DOS/gener5351

    Simple 3-channel standalone clock generator with Si5351

    56 parts2GPL-3.0