Neumann V 476 B Mic Pres Dirt one of which has a

one of which has a handwritten note about this amp from Charlie Watkins himself (see below):

All discrete Class A transformer balanced (input and output) single channel mic pre with EQ from production and studio design legend Geoff Daking

spring reverb

This is Tony's own 501 that's been a part of his studio collection for about 20 years - he's parting with it to make way for some new purchases (and because we always have Roland Echoes to hand for testing here at Soundgas)

Will run off any 24v Centre Negative supply (or you can plug the 100v supply into a transformer - see below for more information)

Neumann V 476 B Mic Pres Dirt one of which has aA pair of these wonderful preamps, neatly cased and with universal power supply. Tested and working very well (we had to prise them from Tonys grip).