The ClassicAPI JLS Inv-ACA PCB contains four active combining amplifiers (ACA) which are bussed into one output. You can use these ACAs to sum many channels into small groups before hitting ClassicAPI’s 2-mix amplifier.
- Faithful replica of the ACA circuit from vintage API consoles
- Each PCB uses four 2520-style opamps
- Mounts easy on vintage API ACAs
- Can also be used at two 2-into-1 summing amplifiers
Price: $12 for PCB
- ClassicAPI’s product page