Showing posts with label CMS. Show all posts
Showing posts with label CMS. Show all posts
Monday, February 17, 2025
Mailbag 12 - Part 5 - CMS Lab +/- 18 dB
video upload by ranzee
"CMS Lab +/- 18 dB module helps amplify a signal by up to + or - 18 dB!
I can be used for audio or CV signals.
This edition of Mailbag - I check out the first look at the module. Putting it through a few audio and CV tests!
0:00 Intro
0:11 Unboxing
0:35 First Look
2:40 Triangle Wave to Trapezoid
4:05 Line level vs Eurorack level
5:08 Changing shapes of Envelopes
7:06 Sine wave modulation boosting"
► Patreon: https://www.patreon.com/ranzee
► Blog: http://ranzee.com
Thursday, February 13, 2025
Mailbag 12 - Part 4 - Slosines by CMS LAB
video upload by ranzee
"The Slosines by CMS Lab is a collaboration project with Feedback Modules. It's an LFO with 4 independent sine waves. Each offering a normal and inverted output with a rate control from 32 seconds up to 4 Hz.
This video is in the mailbag format - unboxing, and first look. Enjoy!"
► Patreon: https://www.patreon.com/ranzee
► Blog: http://ranzee.com
Monday, January 27, 2025
Mailbag 12 - Part 2 - VCZIII VCF
video upload by ranzee
"Feedback Modules & CMS Labs VCZIII VCF !!!
Unboxing & First look!
Check out the other parts:
Part 1 - Lazer Phazer : link TBA
Part 2 - this video
Part 3 - JP8 VCF : link TBA
Part 4 - Slowsines : link TBA
Part 5 - +/- 18dB : link TBA
Part 6 - Touch & Touchable : link TBA\
Video contents:
00:00 Intro
00:08 Unboxing
02:56 Lasers!
03:37 Filter envelopes!
04:31 Audio rate goodies
05:18 Filter sweeps (white noise)"
► Patreon: https://www.patreon.com/ranzee
► Blog: http://ranzee.com
Saturday, February 17, 2024
Feedback Modules VCZIII EMS SYNTHI Based Voltage Controlled Oscillator Modules
VCZIII - Bass Sequence video upload by Feedback Modules
"VCZIIIA SAW is mixed with VCZIIIB SQUARE and with SUB modules.
All three are mixed to the VCF2600. The end of the patch is VCA2600 controlled by the ENV100.
You can hear the bubbly sound of the VCOs, these VCOs made with transistors are not so linear as other VCOs."
VCZIII - FM Modulation
video upload by Feedback Modules
"VCZIII VCOs modulating each other. The shape of the waveform is changed by the 4 slow sine LFOs combos of CMS SLOSINES. You can hear how the FM timbre is affected by the waveform nature."
via https://feedback-modules.myshopify.com
"The VCZIII voltage controlled oscillator modules are our latest creation and are based on the VCOs of one of the most revered analog instruments, the famous British pin matrix synth released in 1969. The VCZIII series VCO is a result of the collaboration of Feedback modules and CMS-LAB and is a modern re-creation of those temperamental, organic and beautiful sounding VCOs from 1969 but with enhancements and adaptations to the Eurorack needs of 21st century.
There are two type of VCOs, VCZIII A based on VCO1 with variable shape SINE & SAW waveforms, VCZIII B based on VCO2 & VCO3 with variable TRIANGLE & PULSE waveforms. Also, each VCO comes in two versions, one with normal fine tune potentiometers and one with precision multiturn potentiometer."
Saturday, March 18, 2023
ARP 2600 - CMS Upgraded w/ 4072 VCF
Tuesday, March 14, 2023
CMS 1000 SERIES ARP 2500 Inspired Eurorack System
This one was spotted and sent in via Soviet Space Child.
Note CMS fully restored this vintage ARP 2500 posted back in 2007. Phil Cirocco of CMS / Discrete Synthesizers is an ARP specialist. See the CMS label for additional posts. via Discrete Synthesizers aka CMS
Left: "The photo shows a suggested arrangement of modules for a 12 module CMS Euro-Rack system. This is Phil Cirocco's personal machine.
UPDATED - 1/20/2023
1000 SERIES MODULE NEWS"
Wednesday, November 23, 2022
Original White ARP Odyssey MKI 2800 - w/ CMS LED Sliders & Patch Template Overlays
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"Original Arp Odyssey
Works perfectly. Last serviced by C.M.S. and has led's installed on sliders.
Comes with original templates (very rare)."
via this auction
"Original Arp Odyssey
Works perfectly. Last serviced by C.M.S. and has led's installed on sliders.
Comes with original templates (very rare)."
Wednesday, November 24, 2021
Vangelis - Inspired 80's Ambient Modular Composition (Eurorack + CMS MR-15 Modular Synth)
video upload by Piotr Garbaczonek
"Thanks for watching!
Happy Thanksgiving y'all!
Made this in the Berklee College Modular Lab, with their Discrete Synthesizers CMS MR-15 Modular System, based on the vintage ARP 2500, as well as their Monorocket style modular system, as well as my own Intellijel 7U 104 case. Full patch notes will be available on my Patreon, link below.
https://www.patreon.com/pgarbaczonek?...
Here are some links of mine: https://linktr.ee/pgarbaczonek"
Wednesday, November 17, 2021
DUNE-Inspired Suspense-Style composition (Discrete Synthesizers CMS MR-15 Modular Synth & Eurorack)
video upload by Piotr Garbaczonek
"Thanks for watching!
After watching Dune for the second time last week, I wanted to make a new Dune-inspired composition. The scene I am specifically talking about is when Paul and his mother are walking through the desert, trying to find the Fremen, and they almost get eaten by a sandworm. I used the CMS synth for the dynamic arpeggio pattern and the eurorack for every other element. Everything is also going through multiple instances of Valhalla Shimmer in Ableton. If you want more detailed patch notes, go become my Patron here:
https://www.patreon.com/pgarbaczonek?...
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Here are some links of mine: https://linktr.ee/pgarbaczonek"
Wednesday, October 06, 2021
EXTREMELY RARE!!! C.M.S. MR-15 ModRack Modular System at Berklee (Copy of an ARP-2500)
video upload by Piotr Garbaczonek
"Thanks for watching!
EXTREMELY RARE!!! C.M.S. MR-15 ModRack Modular System at Berklee (Piece showing its possibilities) Every sound in this piece was recorded using the C.M.S. MR-15 ModRack Modular System, including drums and bass. It is not a performance, I recorded individual layers using different patches and only recorded one layer performed. All the other videos you see are of different patches as well as angles of this beautiful synth for your viewing pleasure.
If you want to find out more about the maker of the synth as well as his company, I will have both listed below. Phil's instruments are crafted with utmost precision, and it was so much fun to be able to use it for a few hours.
Phil's Channel: https://www.youtube.com/channel/UCxaP...
C.M.S/ Discrete Synthesizers: https://www.discretesynthesizers.com/...
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Social Media Links:
Instagram 📸: https://www.instagram.com/piotr_garba...
Bandcamp 🎧: https://pgarbaczonek.bandcamp.com/
Website 🖥: http://www.piotrgarbaczonek.com/
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Go stream my latest EP here:
Stream here: https://linktr.ee/pgarbaczonek"
Wednesday, March 17, 2021
1973 ARP 2600 with 3604 Keyboard serviced by Phil Cirocco of CMS
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"ARP 2600 and ARP 3604P Keyboard serviced and restored by Phil Cirocco of CMS. New power and 6 pin interface cable. The tolex shows some wear but is in very good condition for being 50 years old."
via this auction
"ARP 2600 and ARP 3604P Keyboard serviced and restored by Phil Cirocco of CMS. New power and 6 pin interface cable. The tolex shows some wear but is in very good condition for being 50 years old."
Sunday, January 31, 2021
CMS Cirocco Discrete Synthesizers MC-24 Modular System
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"For your consideration is a custom built CMS MC-24 modular discrete analog synthesizer, housed in a solid Honduran red mahogany cabinet.
Brief Description:
The MC-24 comes equipped with 8 ultra-linear discrete VCOs, 2 Phatron filters - 24Db lowpass/highpass, 2 discrete Super-Transistor filters -24Db lowpass, 4 discrete VCAs, a discrete 10 input stereo mixer, a voltage controlled 14 stage phaser, a 10 band fixed / comb filter, V.C. balanced modulator, V.C. harmonic multiplier, a fully decked out sample and hold section, a Gentle Elctric 101 Pitch to Voltage and Envelope follower, a voltage controlled clock, etc.
2 rows of twelve modules are mounted on custom, 36" extruded aluminum rails. These sturdy assemblies are then mounted in a furniture grade, hardwood finished, laminate slant cabinet. The MC-24 features a 3 amp, ultra fast, linear power supply. The MC-24 uses the military grade potentiometers, front panels, knobs and mil-spec components found on all CMS/DiscreteSynthesizers.com instruments.
This is the ultimate in studio synthesizers. This is the ultimate in sound."
You can find details on the individual modules at the bottom of this post.
via this auction

Brief Description:
The MC-24 comes equipped with 8 ultra-linear discrete VCOs, 2 Phatron filters - 24Db lowpass/highpass, 2 discrete Super-Transistor filters -24Db lowpass, 4 discrete VCAs, a discrete 10 input stereo mixer, a voltage controlled 14 stage phaser, a 10 band fixed / comb filter, V.C. balanced modulator, V.C. harmonic multiplier, a fully decked out sample and hold section, a Gentle Elctric 101 Pitch to Voltage and Envelope follower, a voltage controlled clock, etc.
2 rows of twelve modules are mounted on custom, 36" extruded aluminum rails. These sturdy assemblies are then mounted in a furniture grade, hardwood finished, laminate slant cabinet. The MC-24 features a 3 amp, ultra fast, linear power supply. The MC-24 uses the military grade potentiometers, front panels, knobs and mil-spec components found on all CMS/DiscreteSynthesizers.com instruments.
This is the ultimate in studio synthesizers. This is the ultimate in sound."
You can find details on the individual modules at the bottom of this post.
Thursday, July 30, 2020
Vintage Tonus ARP 2600 w/ CMS Mods
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
This one was spotted and sent in via M Me.
"Up for sale is an ARP 2600 Synthesizer, early Tonus version, approx. from 1972. Completely serviced - new cases (synth and keyboard), new tolex. With CMS upgrades (audio path / filter upgrade) and extra CMS modules (another VCO plus mixer, another VCF - HighPass / LowPass - that can be used in serial or parallel to the 4012 VCF)."
via this auction
This one was spotted and sent in via M Me.
"Up for sale is an ARP 2600 Synthesizer, early Tonus version, approx. from 1972. Completely serviced - new cases (synth and keyboard), new tolex. With CMS upgrades (audio path / filter upgrade) and extra CMS modules (another VCO plus mixer, another VCF - HighPass / LowPass - that can be used in serial or parallel to the 4012 VCF)."
Wednesday, June 10, 2020
ARP 2500 Model 2002 Vintage Modular Synthesizer Cabinet Serviced by CMS
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"Used vintage ARP 2500 Model 2002 synthesizer cabinet.
Serial no. is 008
unit was serviced by Phil Cirocco at CMS several years ago, fitted with modern linear analogue power supplies
woodwork refinished
includes power module model 1002
currently configured to run at 220 volts
original split music keyboard available soon in a separate auction.
Very rare opportunity especially if you already have spare modules or wish to fit clone modules
will ship worldwide"
via this auction

Serial no. is 008
unit was serviced by Phil Cirocco at CMS several years ago, fitted with modern linear analogue power supplies
woodwork refinished
includes power module model 1002
currently configured to run at 220 volts
original split music keyboard available soon in a separate auction.
Very rare opportunity especially if you already have spare modules or wish to fit clone modules
will ship worldwide"
Saturday, March 28, 2020
Vintage ARP Odyssey 1972 Mk. I + Full Patch Points + Cirocco Mods!
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"Arp Odyssey Mk. I 1972, full patch points + Cirocco (C.M.S.) mods
Mods too many to list, but include (highlights):
Full patch points -- all main section outputs and all slider inputs
"Turbo" envelope switch, for true snappy (2600 style) envelopes
LFO free run
Back panel CV/gate controls
External audio input
A full set of mods can be seen from the picture. Mods were performed by #1 worldwide Arp tech Phil Cirocco (the guy who fixes/restores 2500's).
I should mention that another design quirk of the original Odyssey -- the delay between VCA and VCF gate times, has been eliminated!
Without this critical fix, no matter how fast the envelope times, it would have sounded slow due to the VCF gate delay. Not so here, the envelope is ultra-fast with the "Turbo" setting, and also sounds better and cleaner with the normal setting. This is what is meant by "true 2600 style envelopes" -- multiple coordinated modifications here really take this synth into a completely different category.
What you get is the 'best of both worlds'. You get additional features and sound of the early 1970's Mk. I Odyssey (much warmer early 1970’s oscillators, sweet filter resonance, hard sync), with the back-end snappiness and sonic character of the Arp 2600. On many patches the result actually sounds better than the stock 2600."
via this auction

Mods too many to list, but include (highlights):
Full patch points -- all main section outputs and all slider inputs
"Turbo" envelope switch, for true snappy (2600 style) envelopes
LFO free run
Back panel CV/gate controls
External audio input
A full set of mods can be seen from the picture. Mods were performed by #1 worldwide Arp tech Phil Cirocco (the guy who fixes/restores 2500's).
I should mention that another design quirk of the original Odyssey -- the delay between VCA and VCF gate times, has been eliminated!
Without this critical fix, no matter how fast the envelope times, it would have sounded slow due to the VCF gate delay. Not so here, the envelope is ultra-fast with the "Turbo" setting, and also sounds better and cleaner with the normal setting. This is what is meant by "true 2600 style envelopes" -- multiple coordinated modifications here really take this synth into a completely different category.
What you get is the 'best of both worlds'. You get additional features and sound of the early 1970's Mk. I Odyssey (much warmer early 1970’s oscillators, sweet filter resonance, hard sync), with the back-end snappiness and sonic character of the Arp 2600. On many patches the result actually sounds better than the stock 2600."
Monday, March 16, 2020
CMS 2500 Euro Rack Module Demo - 12 module system
Published on Mar 16, 2020 Phil Cirocco
"Here is a quick demo of the newly released CMS Euro Rack 2500 modules. This is my personal 12 module system. The audio quality and noise levels are actually superior to the original ARP 2500 system due to better layout of the circuit boards and no matrix switches. The flagship module of the series is the 1047 Colin Multi-mode Filter. Go to discretesynthesizers.com for more info."
Sunday, February 23, 2020
CMS 2607 Demo - Beat Patch
Uploaded on Dec 31, 2016 precarious333
Similar to this 2600 piece. The video above is from 2016. You can find CMS 2607 posts including recent demos from CMS / Phil Cirroco here.
"Patch is 2607 only. No external input or CV.
-----------
Kick is the filter self-oscillating with VCO 3 saw wave modulated by the ADSR mixed in.
Snare/HH thing is noise through the Ring Mod in VCA mode.
ADSR is triggering both sounds, which are fed into the two inputs of the switch with the main clock switching between them. Both are playing every beat but because of the switch you only hear every other hit.
Base is VCO 1 saw wave modulated by the same ADSR, so falling on both the up and down beat. Patched through the lag processor (fourth horizontal slider) which works as a low pass filter on audio.
Tinkly sound is VCO 3 sine wave frequency modulated by VCO 1 with Sample/Hold supplying random pitched notes. Then run through processor two (third horizontal slider) which I manually switch between normal and the Post Filter Distortion circuit from the ARP Centaur.
Processor section one (top 2 horizontal sliders) is being used to mix the base and tinkly sounds to send to the VCA section where both envelopes work to shape the volume through both linear and exponential inputs.
Output of switch and VCA routed to the final mix stage with spring reverb into the unity gain input. This works great since reverb has it's own gain control at source.
Recorded as a mono track into Ableton Live 8. Compression used to keep things in check."
Saturday, February 22, 2020
CMS 2607 demo - Sync, PFD and high-pass filter
Published on Feb 22, 2020 Phil Cirocco
"Phil Cirocco demonstrating the CMS 2607 just before shipping it out to a customer in San Francisco. The patch breifly highlights the built in sync circuit. Later in the video, the High-pass filter output is fed through the Post Filter Distortion circuit (from the ARP Centaur). The two 1/4 inch cables at top right are plugged directly into the stereo input of the camera. No post production or processing. The reverb you hear is the internal spring unit. discretesynthesizers.com"
Update:
Friday, February 14, 2020
CMS 2607 demo - "Forbidden Peanut"'
Published on Feb 14, 2020 Phil Cirocco
"Phil Cirocco demonstrating the CMS 2607 just before shipping it out. The 2 1/4 inch cables at top right are plugged directly into the stereo input of the camera. No post production or processing. The reverb you hear is the internal spring unit. discretesynthesizers.com"
Tuesday, December 10, 2019
White ARP Odyssey MKI 2800 Lumina Sliders w/ Several Mods
Note: Auction links are affiliate links for which the site may be compensated.
via this auction
"Arp Odyssey (2800) Lumina. heavily modified by Phil Cirocco of Discrete Synthesizers/CMS (best Arp tech in the states, maybe world). Phil did the lumina mod so the sliders are 100% functional, LED-modded and AWESOME. Phil also did all the mods you see: LFO free run switch, ext audio in, CV/Gate/VCF inputs, highpass/bandpass switch and ADSR time/range extension switch. he also overhauled it, leveled the keybed, general maintenance, etc. awesome awesome condition. minor little marks here and there (hey, it's almost 50 years old!) but nothing major. the mods alone were $1800."
via this auction
"Arp Odyssey (2800) Lumina. heavily modified by Phil Cirocco of Discrete Synthesizers/CMS (best Arp tech in the states, maybe world). Phil did the lumina mod so the sliders are 100% functional, LED-modded and AWESOME. Phil also did all the mods you see: LFO free run switch, ext audio in, CV/Gate/VCF inputs, highpass/bandpass switch and ADSR time/range extension switch. he also overhauled it, leveled the keybed, general maintenance, etc. awesome awesome condition. minor little marks here and there (hey, it's almost 50 years old!) but nothing major. the mods alone were $1800."
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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