Fisher Dynamic Space Expander K-10 Synth Effect but the reverb is mono

but the reverb is mono (both L and R go through the same tank)

bright echoes are produced with very little wow and flutter compared to tape

The Jennings Univox is an all-valve ‘synth’ whose design dates from the fifties

and Joy Division

Fully featured

Fisher Dynamic Space Expander K-10 Synth Effect but the reverb is mono1960s valve spring reverb unit. Overhauled and fully functional. NOTE: photo is of a previous unit we sold. Photos of the current one will be uploaded shortly, or can be sent to the purchaser before shipping. Made in the USA, originally with RCA Sylvania valves and a Gibbs reverb tank, this is the sound of King Tubby and Lee Perry. A valve spring reverb is not something you'll find (effectively) replicated in plug in form: it's a living, breathing