Audio Research LS2 Tube Pre-Amplifier

LS2 Preamp purchased by current owner in February 1994.. Returned to factory before 2011 for upgrades, but no records exist from that date. Functions normally-replaced a few years ago with a modern upgrade. Includes original remote control and 6H23n-EB tube obtained from Audio Research, plus a fe...

LS2 Preamp purchased by current owner in February 1994.. Returned to factory ...