Summit Audio 2BA-221 Tube Mic PreampUncategorized / By Alexander / February 23, 2018 91 GEARANK 91 out of 100. Incorporating 50+ ratings and reviews. Street Price: $1229.99 Manufacturer: Summit Audio Features: Full-plate voltage matters 1x12AX7A Tube Variable Mic input impedance from 100 to 10K Variable highpass filter
