Midi Control icon Midi Control — MIDI I/O for ARC: send/receive notes, run per-note scripts, control PC or external instruments, with panic to stop stuck notes. Try it →
Tutorial
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Steps

  1. Parts Needed.
  2. Schematics.
  3. Step 1. Method:
  4. Step 2.
  5. Step 3.
  6. Step 4.
  7. Step 5.
  8. Step 6.
  9. Step 7.
  10. Step 8.
  11. Step 9.
  12. Final Step.

Tip120 & Tip122 Transistor Switching Circuit

Step 6 of 12
Step 4.

7.) Use a small off cut from the servo Extension and solder one end to the strip of the Collector of the transistor.

8.) Solder the other end of the off cut to a spare copper strip next to the Red wire.

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