Friday, September 26, 2025
#TONVERK // #HAPAX: No longer getting stuck with the Elektron Workflow.
video upload by jtn.project
"SQUARP HAPAX // ELEKTRON TONVERK
This combo kinda blew my mind.
Let me know what you think!
Chapters:
00:00 Chattin
01:00 Why Squarp?
01:46 Setup
04:00 MIND BLOWN
06:00 Mute Mixer
07:00 Bass Jam
08:27 The Takeaway"
Drone Dawless Ambient Modular Jam
video upload by Ghost In Translation
"Dawless Jam with Drone, GGS Riot ST VCF and Endorphines Ghost as the main modules."
Revisiting MASSIVE X
video upload by Martin Stürtzer
"Read my review here: https://www.databroth.com/blog/massiv...
check out my wavetables and presets at https://gumroad.com/databroth
join my Patreon https://www.patreon.com/databroth"
Jomox Resonator Neuronium SN 56 w/ Original Box
Note: links to listings are affiliate links for which the site may be compensated.
via this Reverb listing
"I got this unique synthesizer new, directly from Jürgen Michaelis (Jomox) in 2019 - Serial No. 58. I‘ve only used it a few times, because I haven’t had the time to dive fully into its features.
I still think it has a lot of potential:
- Fully analog signal path
- 6 neurons, which are like voices, combining an oscillator, a resonant filter, envelopes and a special mini-sequencer (see below)
- Each neuron has its own output and also the stereo mix, and can be triggered separately (via round robin notes, or different MIDI channels) or in unison
- Neurons can feedback into each other and themselves, FM each other and “genetically modify“ each other (see below)
- At the same time, neurons can play notes, via MIDI, with the relationships between them still in place - so as if the six voices of a polysynth were all connected to each other
- Each neuron has a mini byte sequencer, which can be used to sequence the filter cutoff, or the steps can be interpreted as a sample, or waveform of the oscillator!
- The sequences of each neuron can also interact with each other, combining in different defined ways to create new, evolved sequences as they run
- There are two external audio inputs, which can be used as the exciter of two of the neurons instead of the oscillator, so you can process external stereo sound as part of the craziness
- You can play it as a 6-voice polysynth if you want!
Perfect condition, comes with original box and individual power supplies for 100-120V and 220-240V."
via this Reverb listing

I still think it has a lot of potential:
- Fully analog signal path
- 6 neurons, which are like voices, combining an oscillator, a resonant filter, envelopes and a special mini-sequencer (see below)
- Each neuron has its own output and also the stereo mix, and can be triggered separately (via round robin notes, or different MIDI channels) or in unison
- Neurons can feedback into each other and themselves, FM each other and “genetically modify“ each other (see below)
- At the same time, neurons can play notes, via MIDI, with the relationships between them still in place - so as if the six voices of a polysynth were all connected to each other
- Each neuron has a mini byte sequencer, which can be used to sequence the filter cutoff, or the steps can be interpreted as a sample, or waveform of the oscillator!
- The sequences of each neuron can also interact with each other, combining in different defined ways to create new, evolved sequences as they run
- There are two external audio inputs, which can be used as the exciter of two of the neurons instead of the oscillator, so you can process external stereo sound as part of the craziness
- You can play it as a 6-voice polysynth if you want!
Perfect condition, comes with original box and individual power supplies for 100-120V and 220-240V."
Pro-Rec Super Jupiter JD-800 Super Card
Note: links to listings are affiliate links for which the site may be compensated.
via this listing
Additional Perfect Circuit listings
via this listing
Additional Perfect Circuit listings
Roland JD-08 Boutique Series Programmable Synthesizer Module
Note: links to listings are affiliate links for which the site may be compensated.
via this Reverb listing
Additional SYNTH CITY Listings
via this Reverb listing
Additional SYNTH CITY Listings
Korg Minilogue 4-Voice Polyphonic Analog Synthesizer w/ Gig Bag
Note: links to listings are affiliate links for which the site may be compensated.
via this Reverb listing
Additional SYNTH CITY Listings
"Korg Minilogue, tested in great working condition with just average cosmetic wear. Includes Gator gigbag and power supply."
via this Reverb listing
Additional SYNTH CITY Listings
"Korg Minilogue, tested in great working condition with just average cosmetic wear. Includes Gator gigbag and power supply."
Serviced Sequential Circuits Pro One with Fatar Keybed, Original Box & Manual
Note: links to listings are affiliate links for which the site may be compensated.
via this eBay listing, also on Reverb
"The Sequential Circuits Pro-One is a legendary monophonic analog synth prized for its fat bass, searing leads, and incredibly flexible modulation capabilities. Compact yet powerful, it delivers the iconic Prophet-series sound in a hands-on design that’s become a must-have for serious synth players and collectors.
This Pro One is in excellent condition. It includes the original shipping box (and if being shipped, this is the box it will ship to you in) and manual (which has some writing in it). This Pro One was serviced by Synthchaser in September 2025. Work done included:
Recapped all original tantalum capacitors
Replaced original unreliable membrane style keybed with Fatar keybed
Cleaned pots & switches
Tuned & calibrated"
via this eBay listing, also on Reverb
"The Sequential Circuits Pro-One is a legendary monophonic analog synth prized for its fat bass, searing leads, and incredibly flexible modulation capabilities. Compact yet powerful, it delivers the iconic Prophet-series sound in a hands-on design that’s become a must-have for serious synth players and collectors.
This Pro One is in excellent condition. It includes the original shipping box (and if being shipped, this is the box it will ship to you in) and manual (which has some writing in it). This Pro One was serviced by Synthchaser in September 2025. Work done included:
Recapped all original tantalum capacitors
Replaced original unreliable membrane style keybed with Fatar keybed
Cleaned pots & switches
Tuned & calibrated"
1988 Ensoniq ESQ-1 Wave Synthesizer (Wavetable Osc / Analog Filters) SN ESQ-37397-D
Note: links to listings are affiliate links for which the site may be compensated.
via this Reverb listing
Additional SYNTH CITY Listings
"The Ensoniq ESQ-1 is a vintage digital-analog hybrid synthesizer released in 1986. It combines digital wavetable oscillators with analog filters, allowing for a wide range of rich and complex sounds. The synth features an 8-voice polyphony, a powerful 8-track sequencer, and real-time modulation capabilities. Its user interface, though button-based, is considered intuitive for its time, aided by a clear LCD screen. The ESQ-1 is well-regarded for its warm tone and versatility, making it a cult favorite among synth enthusiasts!
This particular unit is in lovely working condition, running OS 3.5 and includes a VOL.1 factory sound cartridge. Keys have faded to a mellow yellow color, looks perfectly vintage!"
via this Reverb listing
Additional SYNTH CITY Listings
"The Ensoniq ESQ-1 is a vintage digital-analog hybrid synthesizer released in 1986. It combines digital wavetable oscillators with analog filters, allowing for a wide range of rich and complex sounds. The synth features an 8-voice polyphony, a powerful 8-track sequencer, and real-time modulation capabilities. Its user interface, though button-based, is considered intuitive for its time, aided by a clear LCD screen. The ESQ-1 is well-regarded for its warm tone and versatility, making it a cult favorite among synth enthusiasts!
This particular unit is in lovely working condition, running OS 3.5 and includes a VOL.1 factory sound cartridge. Keys have faded to a mellow yellow color, looks perfectly vintage!"
Yamaha DX7IIFD MINT, serviced, with case, cartridge, accessories SN 16426
Note: links to listings are affiliate links for which the site may be compensated.
via this Reverb listing
via this Reverb listing
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© 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