"Dave" wrote in message
...
Apologies for the length of this post. I have quite recently had
serviced and put into operation a fairly old valve amp and I'm excited
and confused by it. I hope you can help.

It’s a Beam Echo Avantic Type SPA II.




Hi Dave

There is some interesting info about Beam-Echo at:

http://www.bal-ami.com/balhtml/beamecho.shtml

Iain