quick maths 2
b:12 is a compact 2HP analog math module that takes two DC-coupled input signals and produces six simultaneous math outputs. A worthy companion to the known and loved b:06 quick maths, it gives you inversion, summing, difference, negated sum, absolute difference, and true four-quadrant ring modulation.
https://bartinstruments.com/products/b-12
This Module is currently available.
$46