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Wednesday, August 2, 2017

Jon Patton's Blue Warbler

Continuing Jon Patton Week with a vibe/tremolo effect called the Blue Warbler. It features envelop control over the LFO and can be built with one or two LDR stages (layout below reflects the 2 stage version). Jon explains it best, so be sure to check out his build doc and demo below. It'll be a little tight in a 1590B because of the way the pots are board mounted, but should be doable.


3 comments:

  1. Been meaning to build this one for ages so thanks for the layout.
    Can you shed some light on the resistors with the varying values? Had a quick look but couldn't find much info on how they change the effect.

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    Replies
    1. Read Jon's build doc. He goes into those resistors in detail in his explanation of the circuit.

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  2. You can tag it as verified. I changed the CLR to 2.2k

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