Re: [AH] Yes you CAN get a Memorymoog to stay in tune

From Kenny Balys
Sent Sat, Mar 10th 2018, 01:39

Congrats on a crazy rebuild.

Question:

What was up with the Z-80?

I haven't run into CPU failures before so I am extremely curious. (knock 
on wood)

On 10.03.18 01:32 , Michael E Caloroso wrote:
> I just restored a Memorymoog+ for a client as part as a gear trade for
> an Oberheim FVS + DS2a + Anvil cases.  The Memorymoog was a basket
> case that I purchased from a friend, early serial number with the
> MIDI/Sequencer upgrade installed but lacking many factory service
> bulletin upgrades.

<SNIP>

> confirming the audio path between the VCOs and autotune circuit the
> root problem turned out to be.... the Z80.  EVEN THOUGH THE REST OF
> THE SYNTH FUNCTIONED.
>

<SNIP>