4cx250b datasheets

4CX250B RF Amplifier up to 175 MHz . The 4CX250BC/8957 is especially recommended as a premium quality replacement for the 4CX250B/7203, in applications where long life and consistent performance are of prime concern and the closer heater voltage tolerance and increased cathode

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Nov 24, 2018 ยท The 8930 tube is a 4cx250R (ruggedized 4cx250b) plus has a larger 'Anode radiator' plate cooling fin and thus has a rating of 350 watts dissipation vs 250 watts dissipation for a 4cx250B or ... 4CX250B has a maximum plate dissipation rating of 250 watts and a maximum input-power rating of 500 watts. The 4CX250B is designed to operate with a heater voltage of 6.0 volts. Limited 90 Day Warranty, Limited Quantity Available, New Old Stock, Not for Export 4CX250B/7203 & 4CX250FG/8621 Data Sheet (1974)4CX250B, 4CX250-B, 7203, 4CX250FG, 4CX250-FG, 8621 4CX250BC/8957 Data Sheet (1974)4CX250BC, 4CX250-BC, 8957 The 4CX250F is the same as the 4CX250B (7203), but with a 26.5 V filament instead of a 6 V filament. Tek part number: 154-0300-00 Data sheets. RCA 4CX250F Datasheet (PDF) / RCA 4CX250B Datasheet (PDF) 4CX250F / 4CX250B @ radiomuseum.org; Used in. The 4CX250F is used in the sweep circuit of the 519. Pictures

The 4CX250B/7203 is designed to operate with a heater voltage of 6.0 volts. The 4CX250BC/8957 is especially recommended as a premium quality replacement for the 4CX250B/7203, in applications where long life and consistent performance are of prime concern and the closer heater voltage tolerance and increased cathode warmup time are acceptable. Acom amplifier tetrode 4CX800/GU74b tube for Acom 2000A, Acom 1000, Acom 1010. NOS (New Old Stock) We sell NOS (New Old Stock) GU-74b or 4CX800 tubes used in the Acom 2000A, Acom 1000, Acom 1010.