5) 5703 Raytheon NOS 1950's in white boxes
5 leads
T3 Flat-Press subminiature
UHF triode
Vil=6V @ 200ma
Mu=25
3.3 watts
5703=rugged 6K4
5703 variant is 6149
- Musical Fidelity Tri Vista 21 dac SACD
 "Pin It")
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