Page and personal memo about electronic music, vintage music electronics, DiY, repairs and midi stuff.
If you are here for Synthesizer and Studio electronics repairs and servicing please refer to the Synthesizer and Vintage Studio Electronics Repair Service Page.
This main page reflects the most recent updates to this site, all projects can be found on their individual pages.
Latest Obsoletetechnology Dj Set: (August 2014):
Little mix session while selecting records for the Villa Wuller Obsoletetechnology Dj Set.
100% pure Vinyl.
With tracks from artists like 4 Most Poets, Prosumer, Master C&J, Levon Vincent, Blackjazz Consortium, Rebel Alliance, Quantec, Conforce and more.
Mixing some tracks while selecting records for an Obsoletetechnology Dj Set in Villa Wuller, Trier, Germany.
With tracks from artists like B12, Sound Stream, Equalized, Paperclip People, Smith n Hack, Tazz, Kenny Larkin, G-Man, Robert Hood and more.
Record release on ROHS! Records: (03 February 2014)
A new Obsoletetechnology mini-album ‘Radiant’ now available on pre-order from ROHS! Records:
Shipping out on or around 25 February 2014 http://rohsrecords.bandcamp.com/album/rohs-007-cd-obsoletetechnology-radiant
New Project Added: (01 January 2014)
Low cost CV-Gate to Midi converter allowing to convert analog CV-Gate and CV signals into Midi Note On/Off and Midi CC messages.
Newly fixed:(16 April 2013)
Added 2 more repairs: (25 March 2013)
New EP released on Gotwax!
The second gotwax! EP is a slamming longsided club two-tracker with detroit- and dub-flavoured raw-body-music. The future as it used to be!
New repair added for a Yamaha CS5 Synthesizer (11/11/2012)
Lately repaired: (11/05/2012)
VCF-VCA replacement due on two voices.
New project added: (07/01/2012)
This Midi to Trigger interface generates a TTL (5V) trigger signal per note over a range of ten notes. It can be used for example as a midi interface for vintage drum-expanders or as a multiple-trigger generator for a modular synthesizer.
New project added: (04/01/2012)
The Tama TS305 drum-expander, which is a great sounding machine but unfortunately totally lacking of midi control.
Newly fixed: (19 nov/2011)
New project added:(01 nov/2011)
Some circuits require a bipolar power supply. In a portable unit like an effect pedal, that can sometimes be troublesome, since it is likely that we want to power our effects with a standard 9V or 12V wall-wart or batteries and don’t like the idea of putting an AC mains transformer plus rectifiers and filtering into our boxes. That’s where a Dc-Dc converter based circuit can be an alternative:
Project Updated: (01/10/2011)
New firmware version for the Midi-CV/Gate converter. The new firmware allows CC Controller assignement and individual CC Midi channel selection.
Another TR-909 for repair on the Bench. This is actually the 4th TR-909 I am repairing! It came with a problem on the bass drum ‘Attack’ parameter, turning the knob wouldn’t do anything. I thought this would be an easy one and a good cleaning of the potentiometer would cure the problem but not so…
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