I have a Grampian Ambiophonic Type 666 Spring Reverb unit.
I also have a self built
stereo version which I used for years in live sound mixing.
I am about to extract
Impulse Responses which I will gladly post here if there is interest.
I will post
them on the Altiverb site also.
I am also considering writing a feature on this
It contains the Hammond spring, as does the Fender Twin Reverb.
Pete Townsend, Joe Meek, Nicky Ryan (Enya, Clannad) used Grampians.
I believe it
was a BBC design.
I do hope some of you out there have some knowledge of this little