<div dir="ltr"><div>Following on from the Dunlop Rack Wah --<br></div><div>I bring you --- Akai Variwah guts.</div><div><br></div><div>Like all good Akai equipment, no service manual or calibration notes can be found.</div><div><a href="https://drive.google.com/drive/folders/1LbuDXOmEMj2rGO7p47VwtPtp7bh-Uvor?usp=sharing">https://drive.google.com/drive/folders/1LbuDXOmEMj2rGO7p47VwtPtp7bh-Uvor?usp=sharing</a></div><div><br></div><div>This Wah lets you assign a variety of modulation types to the wah cutoff, sadly, only one at a time.</div><div>The PCB has some very clear markings on what some of the wire interconnects are, which I assume are also meant to be test points.</div><div>I haven't used it in a few years.</div><div>If anyone needs any particular information from inside it, I'll be at the same place as the wah later today.</div><div><br></div><div>/Edward<br></div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, 14 Feb 2024 at 08:32, Tom Wiltshire <<a href="mailto:tom@electricdruid.net">tom@electricdruid.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
<br>
> On 13 Feb 2024, at 15:22, Neil Johnson via Synth-diy <<a href="mailto:synth-diy@synth-diy.org" target="_blank">synth-diy@synth-diy.org</a>> wrote:<br>
> <br>
> Hi Tony,<br>
> <br>
>> Try searching for M5206P. I believe it's a THAT VCA style 'current in<br>
>> -current out' affair with lin and expo inputs for gain control.<br>
>> <br>
>> It's used on the Akai VX600 synth and Roland GR-50 too.<br>
> <br>
> Ah, found it:<br>
> <a href="http://datasheet.buhieen.net/M5206P.pdf" rel="noreferrer" target="_blank">http://datasheet.buhieen.net/M5206P.pdf</a><br>
> <br>
> Interesting part.<br>
<br>
Ah, thanks both, that's great.<br>
<br>
Tom<br>
<br>
<br>
________________________________________________________<br>
This is the Synth-diy mailing list<br>
Submit email to: <a href="mailto:Synth-diy@synth-diy.org" target="_blank">Synth-diy@synth-diy.org</a><br>
View archive at: <a href="https://synth-diy.org/pipermail/synth-diy/" rel="noreferrer" target="_blank">https://synth-diy.org/pipermail/synth-diy/</a><br>
Check your settings at: <a href="https://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">https://synth-diy.org/mailman/listinfo/synth-diy</a><br>
Selling or trading? Use <a href="mailto:marketplace@synth-diy.org" target="_blank">marketplace@synth-diy.org</a><br>
</blockquote></div>