Expert Sleepers ES-7 Input Expander

Expert Sleepers ES-7 Input Expander

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The Expert Sleepers ES-7 is a 4HP CV input expansion module for their ES-4 and ES-6 synthesizers.
When used with the ES-4, its inputs are located in the ES-4’s S/PDIF output. With the ES-6, the module’s inputs act as the two final channels of the ES-6’s lightpipe out.


  • Digital I/O: connection from ES-4 or ES-6 module
  • Analogue inputs: 2x 3.5mm jacks, DC-coupled
  • Input voltage range: ±10V
  • Input impedance: effectively infinite (FET buffer)
  • A/D conversion: 24 bit, 103dB SNR typical

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