Mercury MSC-72 Mono Tube Channel Strip – M72s + EQH1 M72s Studio Microphone Amplifier with EQ-H1 Studio Program Equalizer The MSC-72 Mic Amp The M72s is based on the most sought after vintage “V series” module, the ‘Telefunken/Siemens V72s,’ which is most famous for being used in REDD.37 consoles used on the early Beatles recordings [...]