instruō specialist synthesizers [1]f price : $119.00

the instruō [1]f is a crossfader, attenuator, attenuverter and manual dc offset.

whether you want to crossfade between two audio signals, attenuate an envelope, invert a sawtooth lfo for ramped modulation, or use a dc offset to access the mod parameters of your arbhar, [1]f is the perfect multi-utility for all of your cv processing tasks.

features:
crossfader
attenuator & attenuverter
unipolar positive or unipolar negative dc offset
dc coupled for both audio and control voltage processing
bicolour led indication of output voltage

specifications:
size: 2hp
depth: 27mm
power: +12v: 8ma, -12v: 8ma

download the user manual here and the quickstart guide here.