Russian metalloceramic triodes for exchange: GI-11B GI-13BM GI-70BT ( analog GI-7B ) GI-7BT GI-6B (2) second hand, but good condition WTD: CW filter for TS-940S ( 500Hz, IF 8.83 ) 73! Oleg, RA3DNC ra3dnc at qsl.net www.qsl.net/ra3dnc/