YU-191A / YU191A, YU-191B / YU191B- Power triode

YU-191A/B is a metal/ceramic, TH-W cathode, high-mu, water cooled triode, designed mainly for industrial Radio Frequency heating, RF amplifier and modulator. Max plate dissipation: 4KW, max frequency: 110 MHZ

General Characteristics Filament voltage 7.5 V Filament current 51.5 A Amplification factor 160 Max frequency 110 MHz Interelectrode capacitance Grounded cathode Input 38.1 pF Output 0.6 pF Transfer 24 pF Grounded grid Input 38.1 pF Output 24 pF Transfer 0.6 pF Zero bias anode current 0.44±0.08 A Anode cut-off bias (Ea=5000V Ia=1ma) -45 V Operating position Vertical, anode up Cooling Anode Water Stem forced air Max temperature on tube surface 250 ℃ Height, max 261 mm Diameter, max 76 mm Net weight 1.73 kg Please ask for full specification