MATRIXSYNTH


Thursday, April 10, 2008

Dynacord Three Drum Units - VEMIA

"Three of these chunky Dynacord electronic drum units, not completely tested because there is only one power supply (Dynacord PAC 918, 18V and 9V AC on a 7-pin DIN)) included, but potentially powerful. Percuter eight track Digital Drum Computer with 8 cartridges: Electrified Bass 1, Metal Snare 8inch, Reggae Snare, Natural Tom 10inch, 13inch, 16inch, Timbales 14inch, Rock Ride Cymbal. Missing top to Pitch control; cosmetically 6/10. Big Brain 16 Track Digital Sequencer, cosmetically 8/10. Percuter S - like the Percuter, but with no cartridges, but each channel has an individual pitch control with on/off switch. Packing at VEMIA: £6 - heavy, and always more difficult to pack three heavy things in one package safely."
VEMIA - Click on Auctions, Search, and search for 5866.

Roland TR-606 Drumatix - VEMIA

"AAT modified vintage analog drum machine very rare only 10 ever made. unique sound unit includes :- 18 tonal modifications 14 cv inputs 6 audio outputs KADI interface for midi triggering."
VEMIA - Click on Auctions, Search, and search for 5853.

Drumfire DF500 5 Channel Synth/Mix - VEMIA

"Interesting Japanese analogue drum box by a company that usually made effects. Boxed and in very good condition except for three things: 1.) the remains of masking tape over the tops of the first three channels; 2.) a very slight bend in one corner of the back panel; and 3.) the polystyrene packing material in the box has stuck to the mains lead in many places. Lots of control, and although some pots and sockets are a little noisy (probably from lack of use) overall it is in very good working condition. The box, by the way, says that drum contact pads were included originally. These are not included now, having vanished long ago."
VEMIA - Click on Auctions, Search, and search for 5795.

SIMMONS SDSV with Seven Modules - VEMIA

"Good to very good cosmetic condition, except that one module has all the little caps from the tops of the knos missing. Superb sounds, with each module having four selectable versions: a factory preset, two user presets set with a mini-screwdriver on the front panel, and one user sound completely tweakable in real time using the knobs on the module. Modules: 4x Tom Tom, 3x Snare (and there is a huge amount of variation possible in each of the sound types) - but **four modules aren't working** . Uses IEC lead. 110V (USA power)."
VEMIA - Click on Auctions, Search, and search for 5730.

Roland CSQ100 - VEMIA

"Nice old CSQ100. Very good cosmetic condition. I haven't used it as a sequencer for years but it makes a great complex envelope generator by writing in some changing control voltages and triggering it in 'one shot ' mode and adding a little portamento. Has the usual sturdy Roland build quality. Includes a PDF of the owner manual on CD."
VEMIA - Click on Auctions, Search, and search for 6011.

SIMMONS SDS6 Mega-Sequencer - VEMIA

"In very nice cosmetic condition - just two knob caps missing on the back panel, and one obvious little scratch there too - BUT not working. Opening it up, it looks like there has been some major damage around the battery area. Some traces seem to have been wiped out. That leaves two boards out of three untouched by that, of course; and the MIDI interface is potentially very interesting. A powerful machine when working, and visually looks great too, with its matrix of lights, but you clearly need access to technical know-how to get it fixed. Please see the picture for further evidence of the damage around the battery - and also to see how nice it looks, and how much stuff the back panel contains, too. Packing will be £6."
VEMIA - Click on Auctions, Search, and search for 5718.

Synton Fenix - VEMIA

"This is one of the first 25 handbuilt Fenixes - serial number 16. The synth has some scratches at the sides of the case due to mounting in an SKB pop up case which is included with the synth. The front panel is fine. Some pots were a bit scratchy when the synth was checked, but this went away by turning them back and forth (the synth was not used for quite some time). You may be liable for VAT / duty / import tax if you buy this and have it imported into the EC or your own country, not Switzerland." VEMIA - Click on Auctions, Search, and search for 6007.

Synthesizers.com Custom Modular - VEMIA

"Custom Synthesizers.com modular. x1 CAB Custom made Cabs 15U x 8 .com panels across - The system comes with 1 front case lid, that has room enough to allow jacks to remain patched. x2 QDH20 DC Cable Harness. x1 QPS1 Power Supply x1 Q137 DC Power Interface x1 Q105 Slew Limiter x3 Q106 Oscillator - all have calibrated range mod Q106CRS x1 Q108 Amplifier x2 Q109 Envelope Generator - have been modified with timing switches x1 CSMULT Multiples custom 4 x 6 x 6 with switches to link sections x1 Q150 Transistor Ladder Filter x1 Q161 Oscillator Mixer for Q106 x1 Q960 Sequential Controller - With Q960RF Reset Feature x1 Q962 Sequential Switch x1 Q963 Trigger Bus"
VEMIA - Click on Auctions, Search, and search for 5976.

ETI 4600 - VEMIA

"ETI International 4600 Modular Synthesizer from 1975. Electronically it has been professionally assembled from kit form by the guys who later founded Fairlight (told to me by the previous owner). This ETI 4600 also contains a few Fairlight PCB's, so don't know if these guys were already involved in the synthesizer industry at that time. All parts are present and it does make sound and noises when you use the pin matrix board. Notice that this system does need a good service and calibration. List with what a ETI 4600 offers you: 4VCO's, Noise Generator PINK/WHITE, 5 Mixers, 2 Filters, Joystick, Keyboard Control, Keyboard, Equalizer, Reverb, Main Output, Headphone Output, 2 External Inputs, 2 Amplifiers, Controller, Envelope Control, 2 Transients, Pin Matrix 22 x 22. System comes with 220V power supply, original manual printed in 1975 with instructions on every module + schematics for each module and part list, and 11 pins. Note that this is a 33 year old modular system that needs a good service and maintaince. The wooden case has been completely rebuilt by myself and has been coloured in white oak. It looks a bit greenish/brown but it certainly gives the system a great old look as you would expect from an old system. The case has been built using the original manual and i did some modifications on the wooden case to make it more useful and give better possibilities to service/work on the system."
VEMIA - Click on Auctions, Search, and search for 5946.

Update via peterwendt in the comments:
"As for the Fairlight connection ... apparently, the 4600 was co-designed by Kim Ryrie, a co-founder of Fairlight, and Trevor Marshall, who had some provisional patents on the switched-resistor VCFs and on the sawtooth waveshaping in the VCOs. (He used variable-duty-cycle HF oscillators and CMOS switches to turn the resistor paths on and off in a VCF, thus varying the effective resistances and the cutoff frequency.)

Trevor's WWW page about it is here.

I've always been puzzled by the stories of the Fairlight involvement. Interviews gave the impression that this was their first attempt at a synthesizer before they went on to the CMI, but I don't remember them mentioning Trevor. I'm not saying that there was a controversy, but I just don't know who actually did what.

If I remember correctly, the 4600 construction articles started in ETi in Oct. 1973."

Update via peterwendt in the comments:
"Not wishing to spread undocumented hearsay, I did some research.

An article about the Fairlight CMI in Sound on Sound states that Ryrie designed the 4600 and founded the magazine, ETI (Electronics Today International) that published the construction articles.

That's where I read about the supposed Fairlight connection.

The actual construction articles are on Cloned Analog Gear as a large PDF file, here.

One of the intro/title pages specifically states:

"Designed in Australia by Barry Wilkinson and Trevor Marshall". Ryrie's name doesn't appear.

But the articles are just as I remember them. Sigh."

EMS Logik Synthesizer + ext. keyboard - VEMIA


"Selling my beloved EMS Rehberg Logik Synthesizer with external EMS Rehberg keyboard controller. The Logik Synthesizer is in excellent condition, has some very very small surface scratches from normal use over the years. The Logik Synthesizer has Serial No.51. Electronics are in the best condition you can find, like new to be honest. Description of what this Logik Synthesizer contains: VCO, VCF with Phaser Output, LFO, Noise Generator, Slow Ramp Generator, Envelope Shaper, External Input, Portamento, Ring Modulator, Inverter, Output Section. Possibility to add the external keyboard controller. Or an external sequencer. This Logik Synthesizer does have an internal keyboard with black and white knobs, computer look-a-like buttons that looks like a 'normal' keyboard, and can be played like a keyboard. The Logik is a monophonic synthesizer which requires patching using cables instead of the usual EMS pin-patching. Included is the original powersupply which is 18 Volts DC, cables to make patches on the synthesizer, manual on cd-rom in PDF, and connector cable between the Logik and external keyboard controller. EMS Rehberg external keyboard controller. Serial No.96. Keyboard can be used on the Logik Synthesizer, Synthi-E or Synthi A synthesizers. In very good good condition, has some wear of normal use over the years. Keyboard is monophonic."
VEMIA - Click on Auctions, Search, and search for 5943.
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