synth guts

synth guts

Waldorf Microwave 1 Rev B SN 9433455

via this auction

"If you are reading this you know this somewhat rare, but classic wavetable synth has CEM3387 filters like Waldorf Wave...and the newest V2.0 EPROM.

Insides are clean and pristine. Outside has the usual paint wear of the Rev Bs. Made circa 1994."

Pics of the inside below.

AE#43 EML 101 Analog Synthesizer, A Look Under The Hood

Published on Apr 9, 2018 Artifact Electronics

"In this episode we'll have a look at an EML 101 analog synthesizer from the 1970's. Much lesser known than the Minimoog or ARP 2600 it is a great instrument nonetheless. I'll describe some previous repairs and present a brief demo."


Published on Apr 7, 2018 Really Nice Audio

"What is it that makes these synths notorious for their unreliability.
And what is all the white gunk found on the circuit boards?

To help support the channel:
BTC: 1FC8o4fr8eiDvb3PrRmdQUxxTEBmWm7ics
ETH: 0x7d207DF7613bC77A3E86E028d71E238bEc5b81EC"


REDSHIFT CONSULTING just wrapped up  fixing a couple of Chroma voice boards for me.  You can see them pictured below. They also make the Rhodes Chroma Enabler and Enabler 2.0. You can find some posts here on MATRIXSYNTH featuring REDSHIFT CONSULTING and the Rhodes Chroma Enabler.

Along with specializing on the Rhodes Chroma, they have worked on the following:

5.1 VOLUME BOX 2.0

Vintage - Rare Thomas "Band Master" Polyphonic Synthesizer Kit

via this auction

"Rare old Thomas organ "Band Master" polyphonic synthesizer kit in its original box. I assume this was something that could be added to a Thomas organ? Might be a fun project."

Never seen one in the flesh before. A repair manual was featured back in 2013 here, and a Thomas Band Master Model 55 here.

MFOS 16 Step Analog Sequencer Vari Gate Control

via this auction

Some pics of the inside below.

"MFOS 16 Step Analog Sequencer with Vari Gate Control in DotCom Format 21'' x 8.750
Just built and tested this great analog sequencer design by Ray Wilson from MFOS
Front panel from Soundtronics in the UK
Comes with Power supply.

Improved PC board (far less kludging)
Produces sequences of 4 to 16 steps in length

Synthchaser #097 - Battery Eliminator for Oberheim OB-Xa, OB-8, DMX and DX

Published on Mar 29, 2018 Synth Chaser

"Introducing the Synthchaser battery eliminator for your Oberheim vintage synths and drum machines! Never have to change the battery again, or worry about it leaking and damaging your machine. In this video, I show how to install the battery eliminator in an OB-Xa to save presets without a battery installed in the synth!


MPC Electronics MPC-1 with Elby Designs MIDI Retrofit-8

via this auction

"The enigmatic MPC-1, called the British 808 by some, used by Depeche Mode, Thomas Dolby and others. I've owned this particular unit for well over 10 years now, but have finally given it the sorting out it deserves and since I have no room for the rather large beast, it's ready for a new home.

Like so many other vintage pieces, this suffered a nasty battery leak on the digital

BOSS DR-202 cleaning and repair

Published on Mar 26, 2018 organfairy

"The sound demo starts at 5:00

I mentioned, in the description for the DJX cleaning video, that I bought a second instrument from the same seller. This is it: BOSS DR-202 drum machine/groovebox.
It had a problem with the power plug and the power supply was also faulty (I don't show the repair process for the power supply in this video). And as usual it

1979 Yamaha CS-50 Analog Synthesizer SN 2152

via this auction

Pic of the inside below.

"This 4 polyphony voiced Yamaha is in great condition has its original case & cover. Comes with original sheet music holder. One of the legs is missing the washer between the foot and leg.(pic14). The legs store in the case and the cord stores in a compartment located on the bottom of the case."

Treat Yourself :)