MATRIXSYNTH: Korg EA1/ER1 BPM Trigger Out Mod


Wednesday, August 23, 2006

Korg EA1/ER1 BPM Trigger Out Mod

"I like using my Korg ER1, I have an EA1 too but never use it. I have always wanted to have the ER1 sync with my diy synths, which don't have midi. I worked out a simple circuit to get a BPM trigger out but did the operation on my EA1"

Title link takes you there. via synth ollie.

1 comment:

  1. Ah-A rather brute way of doing it, but that would work for sure!

    A note that you can probably still use the tempo LED if you find where it's voltage source is (basically a resistor before the cathode, or a resistor before the anode) and wire an equal value resistor to the 4n25.

    -Colin

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