June-60 Follow-Up: Internal Trim Pots

Published on May 18, 2019 Bloom Music

“Donald Jordan tears down the June-60 chorus to investigate the effect of the internal trim pots.

For your (and your pedal’s) safety, do not attempt this unless you are comfortable working with electronics!

Intro: 0:00
Disassembly: 0:47
Tweaking the Trimmers: 4:58
Summary: 16:03”

Bloom Music June-60 videos

Roland Jupiter-6 SN 322237

via this auction

Some pics of the inside below.

A stay at home instrument. Very Clean. No dents or dings. I have put in a new battery and added the three prong C13 connector with ground. The patches are as I found them, near original I believe. No Europa update. Comes with new power cord and original operation manual. All screws are in place.”

Waldorf Micro Q Repair and Teardown

Published on May 8, 2019 bradthx

“Simple encoder replacement on the Waldorf Micro Q. While it is open I take a look at the hardware inside to see what is running this classic 2000s analog modeling synth.”

ASR X Restoration

Published on May 3, 2019 100 Things I Do

“Its taken a little while to edit this together but finally here is the long promised video on the restoration of my ASR-X.

Since doing this video I have added the SCSI interface and SD Card reader which makes life a lot more enjoyable. Its a great sampler some some nice ‘hidden’ extras under the hood.”

Per Kristian Risvik’s Solina String Ensemble+

Published on Dec 11, 2018 Per Kristian Risvik


1. Some sounds from the Solina String Ensemble+
This Solina didn’t have an on/off switch for the ensemble chorus, so my plan was to add that. Instead I added the dry output as a part of the modulation mixer, so modulator 0 is the dry output and modulator 1-3 are the delay lines.
2. Solina String Ensemble MK1 with MIDI
This is a project

1975 ARP 1613 Analog Sequencer SN 0428

via this auction

Pics of the inside below.

“Incredibly rare ARP 1631 Analog Sequencer in 100% functional condition. Very clean, and recently serviced by a pro. See photos for physical condition.

This is an incredibly powerful analog sequencer, even today.

2 x 8 steps, or 1 x 16 steps, it has random mode, clock FM modulation for complex clocking, pulse width modulation to alter the gate


Published on Apr 19, 2019 LOOK MUM NO COMPUTER

“Whats inside the #moog grandmother? well Automatic Gainsay, Simon The Magpie and I found out.”

Pics of the Inside of a Waldorf Quantum

These were spotted and sent in via Soviet Space Child, shared by d33psp33d on Gearslutz who had the following to say:

“ok wow, after buying 3 sets of torx wrenches, over 90 pieces I can confirm that the Quantum uses T10 Torx for the small screws and T30 for the big ones that support the underbar. You should be able to goto harware store and get exact sizes rather than piece it out on kits on

Rare Ionic Performer for Sale – EMS VCS3 + Putney In Custom Enclosure w/ Keyboard

via Vemia

“Rare Ionic Performer Synthesiser and Modulator produced in 1973. Basically similar to a VCS3 + Putney keyboard but uses a series of pushbuttons, instead of patch pins, to route sounds and voltages. It’s capable of producing some very complex sounds but definitely requires work from a good synth tech to get its full potential. The ring modulator and one of the tremolo channels is not

AE#82 Radio Shack Model 1 Voice Synthesizer Repair And Teardown

Published on Apr 15, 2019 Artifact Electronics

Demo comes in after 20 minutes. Funny how he has a conversation with it.

“Here we have a vintage Model 1 voice synthesizer. It worked for all of 10 minutes after I received it and then promptly started to malfunction. It gets repaired and then shows off it’s gift of gab.”

Also see: How Speech Synthesizers Work