Mastersound Compact 300b SET tube integrated amplifier ...

Beautifully crafted Mastersound Compact 300b SET integrated amplifier. This is the same chassis as the Mastersound Evo 300b which has 2 parallel 300bs per channel. Looks brand new; without a mark. Less than 300 hours of use. The stock power tubes were replaced with better sounding and nearly new ...

Beautifully crafted Mastersound Compact 300b SET integrated amplifier. This i...