The 4CX15,000A/8281 is intended for use in audio or radio frequency applications. It features a new type of internal mechanical structure which results in high RF operating efficiency. Low RF losses in this mechanical structure permit operation of the 4CX15,000A/8281 at full ratings up to 110 MHz and at reduced ratings to 225 MHz. Class of Operation Characteristics Plate Dissipation (Max.) Screen Dissipation (Max.) Grid Dissipation (Max.) Frequency for Max. rating (CW) Amplification Factor Filament/Cathode Voltage Current Capacitance Input Output Feedthrough Capacitance Input Output Feedthrough Cooling Base Air Socket Air Chimney Boiler Length Diameter Weight Maximum Ratings Type of Service Plate Voltage (Volts) Plate Current (Amps) 15,000 Watts 450 Watts 200 Watts 110 MHz 4.5 Thoriated Tungsten 6.3 Volts 160 Amps Grounded Cathode 160.5 pf 24.5 pf 1.5 pf Grounded Grid 67 pf 25.5 pf 0.2 pf Forced Air Special, Coaxial SK-300A SK-316 --9.38 in; 238 mm 7.58 in; 193 mm 12.8 lb; 5.8 kg T ypical Operation Plate Screen Voltage Voltage (Volts) (Volts) Plate Current (Amps) Drive Output Power Power (Watts) (kiloWatts) C RF amplifier 10,000 6.0 10,000 750 4.6 220 36.5 C RF amplifier plate modulated 8,000 4.0 8,000 750 3.7 150 23.5 AB1 RF linear amplifier 10,000 6.0 10,000 1,500 4.3 --- 28.5 AB1 AF amplifier or modulator (2 tubes) 10,000 6.0 10,000 1,500 8.5 --- 57.7 --- Television linear amplifier 6,600 5.0 6,000 700 3.3 1,350 16.5 The values listed above represent specified limits for the product and are subject to change. The data should be used for basic information only. Formal, controlled specifications may be obtained from CPI for use in equipment design. For information on this and other CPI products, visit our website at: www.cpii.com, or contact: CPI MPP Division, Eimac Operation, 607 Hansen Way, Palo Alto, CA 94303 telephone : 1(800) 414-8823. fax : (650) 592-9988 | email : [email protected] CPI | 4CX15,000A/ 8281 CPI | 4CW50,000J 4CX15,000A/8281