ESP/envelope follower

Korg MS-20's External Signal Processor section adapted for usage in modular systems (±12V or ±15V). Panel by negativspace / Manhattan Analog.

Specifications:
1. Control section
gain (Input signal level)
high cut (LPF Frequency)
low cut (HPF Frequency)
threshold (Gate Treshold)
cv offset (v/oct output offest)
2. Input & output
Signal in
Amplifier out
Band pass filtered out
CV out (v/oct)
CV out (Hz/V) (optional, can be wired to the second ENV out)
ENV out
Gate out
3. Indicator (LED)
Amplitude
Gate

• ? mA +12V
• ? mA -12V
• ? mA 5V

No info about availability.