AR Royal Ediswan – Britannia HF – Mullard DE3 – Mullard HF – Mullard LF – Cleartron LF – BTH B5
Britannia HF GBP 50.
Mullard DE3 HF original box GBP 75.
Pair Mullard HF top pip red circles GBP 100.
Mullard LF green circle GBP 50.
Cleartron LF top pip GBNP 40.
Royal Ediswan type AR GBP 75.
BTH type B5 metal base top pip GBP 75.
Description
Left to right:
Britannia HF Dull emitter boxed top pip.
Mullard DE3 HF original box, top pip, for use in radio receivers as H.F. Amplifier or Resistance Amplifier to precede D3 detector.
Pair Mullard HF top pip red circles bright emitter RF amplifier or detector.
Mullard LF green circle a development of the ORA type, a bright emitter
Cleartron LF top pip bright emitter.
Royal Ediswan top pip metal base BBC stamp logo type AR power output valve.
BTH British Thomson-Houston type B5 metal base top pip general purpose valve.
Reviews
There are no reviews yet.