Tung-Sol 12AU7 / ECC82 prop65 With a wide frequency range

With a wide frequency range of 48 Hz - 19 kHz

To play in a different key

Also includes a cool Mode switch for a choice of two different octave-up sounds

If you have ever played a real 1484 amp you probably found yourself cranking up the amp's Bass control due to the fact that the first 40% of the sweep was pretty useless and completely non-audible in change

Tung-Sol 12AU7 / ECC82 prop65 With a wide frequency rangeThe Tungsol 12AU7W 6189 is a brand new pre amp tube that is made in Russia. It is a premium quality 12AU7 tube built to match the performance of the military industrial original GE 6189 tube. This tube performs well as a preamp tube or driver tube. The 12AU7 tube type is equivalent to the European ECC82 tube and can be used in any 12AU7 or ECC82 circuit.