UV-257

Check availability
SG2S pin diagram SG2S pin diagram
Click to see in full size
NameUV-257
Application fieldUHF power amplification
Cathode typeOxide, indirect heating
Output typewaveguide
Envelopeglass
Mass300g
Cooling methodnatural
Frequency range3900-3400MHz
Output power15W
Gain30dB
Filament voltage, V6,3
Filament current, A2,1-2,6
First anode voltage, V700-1100
Slow-wave circuit voltage, V2300-2800
Collector voltage, V1800-2800
External loading agreement coefficient1,5
Noise coefficient30dB

See also

UV-12 Frequency range3,1-4,1cm Gain30db UV-13 Frequency range4400-3400MHz Gain20dB UV-13-1 Frequency range4400-3400MHz Gain20dB UV-14 Frequency range3400-4000MHz Output power40-80mW UV-15A Frequency range2,9-3,6cm Output power0,5mW UV-204 Frequency range3900-3400MHz Output power20W UV-205 Frequency range4400-3400 Output power3-4W UV-229 Frequency range4200-3400 Output power6W UV-229-1 Frequency range4200-3400 Output power6W UV-22A Frequency range815-720MHz Gain15dB
Leave a request
Backward wave tubes Generator and modulator tubes Klystrons Magnetrons Noise generators Receive amplify Travelling wave tubes
Gas stabilizer Baretter
Cold cathode Thyratron Tube rectifier Thyratrons Pulse Thyratrons
Resonant spark-gaps Protective spark-gaps
Oscilloscope’s CRT Vidicons Alphanumeric CRT Storage CRT

By using this website, you agree we use essential cookies in accordance with the Privacy Policy to improve its performance