Note: Auction links are affiliate links for which the site may be compensated.
via this Reverb listing
"• There were several Emax II’s released … THIS one is the Model 2212
- 16 bit
- 39K (though you can dial in lower sampling rates)
- 2M sampling memory
- stereo
- nice arpeggiator and sequencer
- really nice sounding filters"
Tuesday, May 06, 2025
Sequential Circuits six-trak Model 610 Vintage Synthesizer SN 002169
Note: Auction links are affiliate links for which the site may be compensated.
via this Reverb listing
"Fully functional and in excellent cosmetic condition for its age Yamaha CS70M. It has been serviced to ensure reliable use.
The CS-70m is the younger sibling/sucessor to the legendary Yamaha CS-80.
In fact It improves upon the reliability and features of the CS80. the programability of the CS 70m allows for incredible textures just not possible with other vintage synths from the era and is the last analog yamaha synthesizer of the era.
Service notes include (05/05/25):
Replacing electrolytic capacitors in power supply
Replacing 2-prong inlet with modern 3-prong IEC inlet (NOTE: unit was photographed prior to the IEC replacement)
Cleaning flushing and lubricating all sliders
Cleaning flushing and lubricating all potentiometers
Cleaning all internal switch contacts
Cleaning all I/O jacks
Cleaning battery compartment and replacing batteries"
via this Reverb listing

The CS-70m is the younger sibling/sucessor to the legendary Yamaha CS-80.
In fact It improves upon the reliability and features of the CS80. the programability of the CS 70m allows for incredible textures just not possible with other vintage synths from the era and is the last analog yamaha synthesizer of the era.
Service notes include (05/05/25):
Replacing electrolytic capacitors in power supply
Replacing 2-prong inlet with modern 3-prong IEC inlet (NOTE: unit was photographed prior to the IEC replacement)
Cleaning flushing and lubricating all sliders
Cleaning flushing and lubricating all potentiometers
Cleaning all internal switch contacts
Cleaning all I/O jacks
Cleaning battery compartment and replacing batteries"
GLEEMAN PENTAPHONIC + TASCAM 38 DEMO
video upload by Synth Tailor Electronics
"Here's another Gleeman Pentaphonic that was restored by the shop. We decided to kill two birds and put in another repair item, the Tascam 38 Reel to Reel 1/2" 8 Track Tape Machine. The audio output is recorded directly to tape. (Tascam 38 is for adam remnant, check out his music/Instagram @adamremnant)
There are only around 50 units ever manufactured by the Gleeman Brothers Al and Bob. Such a truly amazing sounding 5 voice polyphonic synthesizer. This five voice polyphonic synthesizer sounds very large in such a small package and is a hybrid of both analog/digital. Featuring a 300 note Polyphonic Sequencer, "Presetter" preset control switches, X+Y Joystick Pitch and Mod controller, and 100 programmable presets.
Visit my website or email for repairs and restorations for vintage synthesizers, drum machines, outboard gear, and tape machines."
Arrival of the Messenger | Moog Music
video upload by Moog Music
"A new mode of communication has arrived.
A carrier of universal language, a catalyst for human connection, a machine for deeper meaning.
This device translates ideas into actuality. It exists in a space where experimentation meets expression, where the sights and sounds of the natural world intersect with notions of the cosmic beyond.
It speaks without saying a word, as hidden messages weave into waveforms.
To understand these messages, we must listen and observe. In this moment, we’re all unified by a shared experience. It’s something between discovering and witnessing…
***
Keep on listening. We’ll have more to share with you soon.
***
“Arrival of the Messenger” features original music by Michael Stein.
***"
Arturia Jup-8000 V - A recreation of a 1990s powerhouse synth
video upload by CatSynth TV
"We present a detailed demo and tutorial of the new Jup-8000 V from Arturia, one of several exciting new instruments in their V Collection 11. It is a recreation of the 1990s electronic-music powerhouse, the Roland JP-8000, which was at the forefront of the virtual analog trend. We will go over all of its features, from the recreations of the iconic supersaw and feedback oscillators to the new trance-gate effect and more. We'll also take a look at a few of the factory presets."
00:00 Introduction
00:27 History
01:35 Overview
01:53 Oscillators
08:08 Oscillator Common (modulators, ring mod, cross mod, sync)
17:17 Filter
22:31 Amp
23:59 Other main panel features
27:06 Trance Gate
31:39 Other effects
38:09 Multi-Arp
43:52 Advanced modulators
48:23 Factory presets
54:48 Conclusion
_________
Store: https://shop.catsynth.com
Patreon: https://www.patreon.com/catsynth
Ko-Fi: https://ko-fi.com/catsynth
Roland JX-8P + CXM 1978 Reverb | Favorite Patches Demo
video upload by Nicolas Melis
"Exploring my favorite patches on the Roland JX-8P, paired with the lush textures of the Chase Bliss CXM 1978. A blend of vintage synth tones and modern reverb stereo magic!
I have used the Retroaktiv PG-800 mini for tweaking the sounds of the JX-8P"
Error Instruments & TINRS New Kharper Prototype Eurorack Module
video upload by errorinstruments paul tas
"This model will be released 18-jun at www.errorinstruments.com.  this is the collaboration between. TINRS / Errorinstruments from Amsterdam the Netherlands."

"kHarper Electronic Harp with 4 strings
We built a physical version of the Karplus-Strong physical model for strings. There is a whole group of Karplus-Strong algos and we are using a bunch of them. We built 3*3 sound engines that are each producing four voices.
kHarper is easily epic and cinematic. Can do big bwaaps as well as slow and emotional chords. Unlike a banana.
4 strings
Every string is a voice. The strings are built out of two touch strips with an LED bar in the middle, showing you what kHarper is doing. Each string has a knob on top to set the tone and a CV -in below. You can also patch in a gate to pluck the string.
kHarper has a very wide range of sounds. You can go from wild distorted guitars to meditative soothing plinkies. Just like any other stringed instrument there are 10.000 ways to play.
Being able to touch these Karplus-Strong models adds the natural chaos of a physical manifestation. Plucking amazing.
kHarper
OUTPUTS
Control output Gate and CV
Left/Right audio output
INPUTS
MIDI in
STRUM is a gate in that will strum all four strings
Pond/River/Ocean choice of sound engine
Herring/Koikarp/Dolphin choice of sound engine
Tone and Decay of the selected sound engine you can tweak with a knob or CV.
All strings have a knob and CV in for tone and a trigger gate input to pluck the string see demo"
Bare Enner G
video upload by SOMA Laboratory
"Video by SOMA Labs Music artist John Holcroft
Special thanks to his family: daughter Fiona, wife Nancy and brother James"
Introducing: Bloom v2
video upload by Qu - Bit
"Our fractal sequencer has blossomed into something new, yet familiar. Follow along as we take a quick look at the new and improved Qu-Bit Bloom v2, a 3-channel, 64 steps per channel CV and gate sequencer with a whole lot of tricks up its sleeve!
Pre-Orders are now available. Shipping everywhere May 27, 2025!"
Check with dealers on the right for availability.
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© Matrixsynth - All posts are presented here for informative, historical and educative purposes as applicable within fair use.
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MATRIXSYNTH - EVERYTHING SYNTH













© Matrixsynth - All posts are presented here for informative, historical and educative purposes as applicable within fair use.
MATRIXSYNTH is supported by affiliate links that use cookies to track clickthroughs and sales. See the privacy policy for details.
MATRIXSYNTH - EVERYTHING SYNTH