Modcan mix/lag 18a module

via this auction

"The MIX/LAG 18A is a 2 section module.
The top section is a 3 X 1 mixer for simple mixing of
voltages or audio

Features:
Inverting and non-inverting
attenuators for each of the 3 inputs
Offset control to add or subtract from the final mix

The lower section is a dual Voltage Controlled LAG processor. Lag is also known as glide, slew or portomento.
The primary use for lag is to smooth stepped voltage modulation input from a sequencer or midi to cv converter. The most common patch would be add glide to an oscillators pitch.

Features:

Manual and voltage control of lag time
Stable tracking and low drift
more info here:
http://www.modcan.com/modhtml/mix.html"