VGA & Sound Blender

A board for mixing VGA signals with sound and all kind of other signals. Each colour has its own chanel, Red Green, Blue. Up to two VGA signals can be used. Synced or Unsynced.


Schematic

coming soon


Paper PCB

Parts

  • Resistors:
  • 6x 15 Ohm
  • 6x 56 Ohm
  • 19x 1kOhm
  • 8x 47 kOhm
  • 1x 220 kOhm
  • Capacitor Foil:
  • 1x 100nF
  • Capacitor Electrolyte:
  • 6x 1 µF
  • 2x 10 µF
  • 1x 22µF
  • 1x 100 µF
  • Diodes:
  • 3x 1N4148
  • Z-Diode 4.9V
  • 2x Low Current LEDs (2mA)
  • Semiconductors:
  • 3x LM6172 (OpAmp)
  • 2x MCP6002 (OpAmp)
  • 1x 7805 (voltage regulator)
  • Potentiometer:
  • 3x 2 kOhm Trimmer
  • 13x 100 kOhm
  • Miscellaneous:
  • 1x TM018 Transformer
  • Mechanical:
  • 3x 2 pin pinheader female
  • 6x 3 pin pinheader male
  • 6x jumper
  • 5x IC socket 2×4 pin
  • 2x VGA connector
  • 1x power connector 5.5/2.1
  • 1x connector 2x20pin
  • 2x jack connector mono