sinneb

tech* and musical instruments

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  • Development on the STM32H7 Wed, Feb 13, 2019
  • First own eurorack module released Fri, Jan 18, 2019
  • Domain Change Thu, Oct 25, 2018
  • a modern take on the exponential converter Sat, Feb 17, 2018
  • Replacing the CA3046 & understanding and replacing the tempco Tue, Jan 9, 2018
  • bennis|budge VCO v2.0 smd finished! Sun, Dec 17, 2017
  • New VCO prototype: bennis|budge VCO v1 Mon, Oct 2, 2017
  • Serial midi on the Raspberry Pi Zero W Wed, Apr 26, 2017
  • Development with STM32F7 discovery Wed, Oct 5, 2016
  • Matrix mixing craziness Fri, Apr 1, 2016
  • Schematics, eagle files and build notes for the umodular Wed, Feb 24, 2016
  • µ-modular demo on YouTube Mon, Feb 22, 2016
  • edusynth, the boards! Wed, Feb 3, 2016
  • edusynth, getting there! Fri, Jan 29, 2016
  • edusynth, successor to senk Sun, Jan 10, 2016
  • Senk, a 5v µModular Tue, Dec 8, 2015
  • A temperature controlled CA3046 Thu, Oct 29, 2015
  • SSHing to a Raspberry Pi behind a firewall (Eduroam) Wed, Sep 23, 2015
  • Raspberry pi as high quality LFO generator Tue, Mar 24, 2015
  • LittleBits synced to Volca Beats’ pulse clock Thu, Feb 19, 2015
  • The heated CA3046, part 1 Thu, Aug 15, 2013
  • LM13700 Triangle VCO Thu, Aug 15, 2013
  • Building an exponential converter Mon, Aug 12, 2013
  • SPI control of AD9833 Mon, Apr 15, 2013
  • Calculating Landolt C ring size based on the visual acuity Tue, Mar 19, 2013
  • Kivy and vite-vite Thu, Jan 10, 2013
  • Livestream webcam via webm to browsers Mon, Jan 7, 2013
  • USB/IP under Ubuntu Thu, Dec 27, 2012
  • reminder: fixing locale warning on ubuntu Wed, Dec 26, 2012
  • Sawtooth VCO design Sun, Jul 1, 2012
  • Control CD4021 and 74HC595 over the same SPI bus Sun, Oct 30, 2011
  • Arduino, CD4021 and SPI Sat, Oct 29, 2011
  • LCD optimizations and additions Tue, Oct 25, 2011
  • Impressed by Thor! Sat, Oct 15, 2011
  • New synth in the works Tue, Jul 19, 2011
  • beta juno106 filter replacement! Mon, May 9, 2011
  • “tuned” the LPF Mon, Apr 25, 2011
  • working combination! Sat, Apr 23, 2011
  • redesigned the expo converter, again Mon, Apr 18, 2011
  • 2-pole LM13700 lowpass filter working? Mon, Apr 18, 2011
  • expo converter working! Sat, Apr 16, 2011
  • re-redesigned the expo converter Tue, Apr 12, 2011
  • Redesigned the expo converter Mon, Apr 11, 2011
  • designing the filter Mon, Apr 11, 2011
  • exponential converter current source Sat, Apr 9, 2011
  • expo converter prototype… working! Wed, Mar 30, 2011
  • 80017a / ir3109 exponential converter Mon, Mar 28, 2011
  • 80017a measurements Thu, Mar 24, 2011
  • VCA part done (well almost) Wed, Mar 23, 2011
  • Progress… Tue, Mar 15, 2011
  • dual arduino :: voice generator & manager Mon, Dec 20, 2010
  • waveshaping 101 Mon, Oct 25, 2010
  • the 5v idea Thu, Oct 7, 2010
  • sinneb36 prototype 8: 3 voices polyphony controlled by Arduino! Mon, Jul 12, 2010
  • proto 6 and new ideas Mon, Jul 5, 2010
  • Sinneb Aurora :: proto 5, one voice with ASR Thu, Jul 1, 2010
  • Third prototype: one voice! Thu, Jul 1, 2010
  • Second prototype using the 82C54 Tue, Jun 29, 2010
  • First proto using the 82C54 CMOS Programmable Interval Timer Mon, Jun 28, 2010
  • First DCO prototype Mon, Jun 21, 2010
  • will have to go DCO Fri, Jun 11, 2010
  • drifting… Fri, Jun 11, 2010
  • Arduino midi monitor Thu, Jun 10, 2010
  • XR2206 making noise! Wed, Jun 9, 2010
  • XR2206 function generator Mon, Jun 7, 2010
  • MCP42100 Potmeter with SPI Sat, Jun 5, 2010
  • MCP4921 12bit DAC voltage controller Sat, Jun 5, 2010
  • LCD prototype Thu, Jun 3, 2010