Bogner Uberschall High Gain Option

Want all the gain you can get? This is the High Gain Option Retube Kit for the Bogner Uberschall. The preamp section uses a standard ECC83S for V5 along with five handpicked High Gain ECC83S's with one balanced for the phase inverter in V6. The default power tubes are a matched quad of the JJ Electronic E34L's but you can configure this kit to use the JJ EL34II's, EL34’s, KT77’s or Big Bottle 6CA7’s by clicking on the "Customize" button.