The 4CX5000R/8170W incorporates rugged internal construction features including a sturdy mesh filament, which allows it to meet demanding vibration and shock specifications. The 4CX5000R/8170W is useful up to 110 MHz and is recommended for use as a radio frequency linear amplifier, a Class AB audio amplifier, or a Class C power amplifier or plate-modulated amplifier. 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) 5,000 Watts 250 Watts 75 Watts 100 MHz 4.5 Thoriated Tungsten 7.5 Volts 75.0 Amps Grounded Cathode 115.0 pf 20.5 pf 0.7 pf Grounded Grid 53.0 pf 21.5 pf 0.1 pf Forced Air Special Coaxial SK-300A SK-306 --9.13 in; 232 mm 4.94 in; 125.00 mm 9.5 lb; 4.31 kg T ypical Operation Plate Screen Voltage Voltage (Volts) (Volts) Plate Current (Amps) Drive Output Power Power (Watts) (kiloWatts) C RF amplifier 7,500 3.0 6,500 750 2.3 100 10.0 C RF amplifier 5,000 2.5 5,000 500 1.4 --- 5.8 AB1 RF linear amplifier 7,500 4.0 7,500 1,250 1.9 --- 10.0 AB1 AF amplifier or modulator (2 tubes) 7,500 4.0 7,000 1,250 3.7 --- 17.5 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 | 4CX5000R/ 8170W CPI | 4CW50,000J 4CX5000R/8170W