4 X 5963 RCA TUBE. 17MM GREY PLATES. 1960s PRODUCTION. MATCHED QUAD. AB ENA

4 X 5963 TUBE. NEW OLD STOCK. 

BRANDS: RCA. 1960s PRODUCTION 

17MM GREY LADDER PLATES, HALO GETTER 

MATCHED QUAD 

TESTED IN AMPLITREX AT1000 TUBE TESTER  

90/87% EMISSION (EM). 100/100% TRANSCONDUCTANCE (GM). 0.2/0.3mA/V GAS.  

90/91% EMISSION (EM). 100/100% TRANSCONDUCTANCE (GM). 0.4/0.2mA/V GAS.  

90/93% EMISSION (EM). 90/100% TRANSCONDUCTANCE (GM). 0.2/0.4mA/V GAS.  

97/90% EMISSION (EM). 109/100% TRANSCONDUCTANCE (GM). 0.2/0.2mA/V GAS.