3CX2500A3

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The 3CX2500A3  /  8161 Vacuum tube is a high performance triode is used in AM, FM & TV broadcasting applications.

Electrical specifications for the 3CX2500A3  /  8161 Vacuum tube:

Filament                                                  Thoriated Tungsten mesh

Voltage                                                                          7.5 Volts

Current                                                                        51.5 Amps

Amplification factor                                                                   20

Plate Dissipation                                                          4000 Watts

Grid Dissipation                                                             150 Watts

Maximum frequency for full rating CW                            110 MHz

Capacitance Grounded cathode connection:

Input                                                                                     35 pF

Output                                                                                   .9 pF

Feedback                                                                              20 pF

Mechanical specifications for the 3CX2500A3  /  8161 Vacuum tube:

Cooling                                                                        Forced Air

Base                                                                                  Coaxial

Length                                                                                    9 in.

Diameter                                                                            4.16 in.

Weight                                                                               6.2 lbs.