The 3CX2500A3 are forced air cooled, ceramic—metal hign-mu amplifier factor triodes containing a thoriated tungsten carbide cathode, intended for use in AM, FM, and TV service.Its coaxial filament and grid terminals insure low-inductance connection to these electrodes and allow operation at maximum ratings through 110MHz.
GENERAL CHARACTERISTICS
Filament Voltage 7.5 V
Filament Current 51.5 A
Transconductance 20 mA/V
Amplification Factor 22
Interelectrode Capacitance (Grouded Cathode)
Cin 35 pF
Cout 0.9 pF
Cgp 20 pF
Operation Position Vertical
Cooling Forced Air
Maximum Anode Core and Seal Temprature 250 ℃
Maximum Height 228.6 mm
Maximum Diameter 105.56 mm
Weight 2.8 kg
