Offered for sale is this Ampeg B15-N Portaflex valve (tube) amp from c1962 in fair cosmetic condition and superb working order (please see detailed photos). This amp wins no prizes for its looks - definitely not one for a collector: the speaker cab has had a rudimentary recovering in black vinyl, the carry handle is broken, the speaker is a later 15” Mackenzie, and the mains transformer has been swapped out so it runs natively at 240v - no step-down transformer needed.

However, looks aren’t everything: it sounds superb and has been earning its keep for the past few years in the studio of Mike Crossey.

This amp has been used on many recordings including: