Vacuum tubes, capacitors, sockets specialized shop on production of JJ Electronic manufacturer.
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R.F. DOUBLE TRIODEECC99 is a 9-pin double triode usually used as a driver for directly heated power triodes (i.e. 300B and 2A3), but in some applications can be used as power tube (headphones amps, small power amps...).
Base: NOVAL Uf = 6,3 or 12,6 V If = 800 or 400 mA Typical characteristic: Ua = 150 V Ug = -4 V Ia = 18 mA S = 9,5 mA/V Ri = 2,3 kΩ μ = 22
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3.90€ Ex Tax: 3.25€