https://www.lineartubeaudio.com/products/mz2mz2-s
or even better if you can find a used mZ3
If you can stretch your budget a bit
https://www.audiogon.com/listings/lisa244e-linear-tube-audio-microzotl-preamplier-tube
What's nice is that all can use either 6sn7 or 12sn7 tube
or even better if you can find a used mZ3
If you can stretch your budget a bit
https://www.audiogon.com/listings/lisa244e-linear-tube-audio-microzotl-preamplier-tube
What's nice is that all can use either 6sn7 or 12sn7 tube