Pianos & Keyboards
Doepfer A-106-5 SEM Filter
Doepfer A-106-5 SEM Filter, Filter, 12 dB Multi-mode filter, in which the circuit of the SEM module is used, Width: 8HP 40.3 mm, Depth: 55 mm (measured from the rear of the front panel), Power requirements: +30 MA (+ 12V) / -20 mA (-12V)
https://www.bizrate.co.uk/keyboards_midicontrollers/doepfer-a-106-5-sem-filter-oid2124482468.html