Specially selected opamps to exchange with the standard Burr Brown OPA604 opamps. We selected the
Specially selected opamps to exchange with the standard Burr Brown OPA604 opamps. We selected the LCAudio/AD825 and the Burr Brown OPA627. Due to the opamp-sockets on the AH! Njoe Tjoeb 4000 outputboard, you can fine-tune your Njoe Tjoeb 4000 with different tubes and different opamps.