Leak valve preamps

Model Type Years
RC/PA Mono 1948-50
RC/PA/U Mono 1950-4
Point One Mono 1954-7
Point One Plus Mono 1958-63
Point One Stereo Stereo 1958-63
Varislope Mono 1952-4
Varislope II Mono 1954-7
Varislope III Mono 1957-c.1960
Varislope III series N Mono c.1960-3
Varislope Stereo Stereo 1960-3
Varislope 2 Stereo Stereo 1963-7
Varislope Mono Mono 1963-7

Because condition and owner requirements can vary so much, these are all charged at T&M.