MATRIXSYNTH

Roland MC-4/OP-8/MTR-100 micro composer w/ CV interface

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awakewalk (RSS)

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Roland TR-808 Rhythm Composer

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See awakewalk (RSS) for one more.

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Roland TB-303 BassLine BLUE & WHITE LED

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awakewalk (RSS)

Roland TB-303 SN 208200 with Original Box

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YAMAHA CS-10 Vintage Analog Monophonic Synthesizer SN 11714

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tokyowax (RSS)

Custom knobs.

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Roland D-550 Linear Synthesizer w/ M.EX board and PG-1000 Programmer

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"Roland D-550 with Musitronics expansion (M.EX) board. The M.EX board makes the D-550 multi-timbral, giving you the power to play up to 8 tones and 4 patches at once. This board triples the D-550's memory to store 192 sounds. It adds 10 new displays and 42 new parameters, providing enhanced capabilities for playing live or for use in a sequencer-driven environment. All voice allocation is done dynamically. You can create and save separate Multi-Mode settings for every patch, giving you instant access to 192 Multi-mode settings. This board also includes the Speed system which increases timing by 35%. More info, manual download, and sounds at Musitronics website. Also, included in this auction The PG-1000 programmer. Makes programming D-550 a breeze. Sliders for every function."

Blacet 2100 VCO - +or-1 Octave Shift - 4step 3oct Arp

Blacet 2100 VCO - +or-1 Octave Shift - 4step 3oct Arp from N K on Vimeo.

Follow-up to this post.

Update: Full post with additional details on Modular experiments here.

Jomox Airbase with New Display

flickr By Raj's shots

"I have replaced the green stock LCD with a new Orange display that has a reversed backlight."

1977 Steiner-Parker Microcon Ad

via Retro Synth Ads where you'll find the write-up.

"Steiner-Parker Microcon synthesizer vertical black and white half-page advertisement from the right side of page 45 in the November/December 1977 issue of Synapse Magazine."

Note, Technosaurus also produced a different synth called the Microcon, followed by the Microcon II in the late 90s.