SS-30M

Rare String Synthesizers: Eko Stradivarius, Godwin String Concert 249, and Cordova Freeman String Symphonizer.  This video popped up o...

This post is just about why the key switches use a negative voltage. It's not vitally important to the whole project, but I wanted to...

Back again from another long hiatus. There's no progress to report on the SS30-M today. I'm currently working on some Eurorack DIY...

I thought I should finally upload the service manual and parts list. I had wanted to put links into the pdf so you could jump from schemat...

 Panel pondering Just before the end of last year I'd started to make a mock-up front-panel and posted a picture. The idea is to have ...

The SS30 appears here in a list of the the top 25 vintage synth. http://www.electricity-club.co.uk/tecs-25-favourite-vintage-synths/ T...

It looks like my deadline of August 2015 will have to be revised. Firstly there are some nice things happening in my life which will be ...

On Friday night I made some more wiring fixes and played around with the pitch, detune and vibrato controls. More on the oscillators an...

Last night I proved that all the key switches on the K boards are working and that G boards are generating tones on all of those notes. In ...

After finding the Yamaha IC guide on the Internet Archive, mentioned here , I started to think I should share the owners manual and servi...

From the It's Full Of Stars blog Ben 'Benge' Edwards seems to write this blog, although he goes by the handle Zagoba for blog...

A great film and well worth watching even if you're determined not to get sucked into that whole different mess of wires. http://www.i...

The MIDI interface needs a power supply between 8 and 35 volts. The supply current needs to be 15 mA for the interface itself plus whatever ...

Here are the SS30's main PCBs. It's about 50% wires! G boards on the left, K, boards at the back and the rest in the middle. ...