70s classic 1005 analog modamp module that authentically reproduces the circuit of the [2500] series generates an output that multiplies the signal two precision voltage outputs can control the frequency of the normally connected vco, and modulation can be activated by pushbuttons (mod and unmod) two external vca controls signal can be attenuated with front panel control eurorack specifications: 16 hp, 60ma(+12v), 45ma(-12v).