Welcome to STEREOPING
We develop, manufacture and sell synthesizer hardware midicontroller

06/2021 – holidays

  • Holidays: between 21.06. to 02.07. no shipping or email-support. All emails will be answered after the holidays.
  • Price for Synth Programmer had to be raised – some parts cost significantly climbed
  • Manual for Chroma Programmer updatet to V1.6: new passage about C++-Setting P24

05/2021 – Microwave Programmer Firmware Update

  • Firmware Update for Microwave Programmer to V 1.62. New: Userwave editing & randomizing plus Userwave drawing and randomizing
  • Demovideo of the new Programmer features
  • New question added to Synth Controller FAQ: What about an edition for Korg DW-6000, Yamaha FB01, Cheetah MS-6?

02/2021 – New editions for Controller

  • New Controller editions: Ensoniq Mirage, Lexicon LXP-1 und LXP-5
  • New CCTranslator edition for Lexicon LXP-5

11/2020 – JX70 edition update


  • The JX-70 edition got a variation to work with the Vecoven OS 4.x Version Editionname: “JX70 VK4.x”
  • The shop is closed until 01/2021

07/2020 youTube Demo PolyChainer

  • PolyChainer Demo on youTube
  • CR-68-M-TMG sets sold out
  • Lower shop prices – in addition to the consumer taxes falling from 19% to 16% in germany, we rounded down our prices

05/2020 – New product line: MidiTools


… housed in a stainless steel case, painted in strawberry red. Coming in 3 flavours:

  • PolyChainer – allows Group Mode/doubling of polyphonie with 2 Oberheim Matrix 1000 or 6
  • CCTranslator – translates Control Change automations into the complex SysEx strings for vintage synths
  • ChordTransposeFilter – Chord Memory, note transposition plus filterung of unwanted midi data

to the MidiTools