Transmitting Tubes

8188/4PR400A Radial-beam Pulse Tetrode Modulator Oscillator Amplifier tube. 

Low Hour Pull
MFR: Eimac
SKU: 4PR400A-JAN-LHP

8188/4PR400A Radial-beam Pulse Tetrode Modulator Oscillator Amplifier tube. 

Used
MFR: Eimac
SKU: 4PR400A-EI-P

Radial Beam Power Tetrode Transmitting Tube
New Old Stock
MFR: Eimac
SKU: 4X150-JAN-7034

NOTE: The photo is for reference only.

• Pulse Rated version of the 3CX1500A7
• Maximum Plated Dissipation: 1500 Watts
• Maximum Grid Dissipation: 25 Watts
• Frequency for max rating (CW): 250 MHz

Used * No longer available for export
MFR: Eimac
SKU: 3CPX1500A7-P

Data Sheet

Eimac Transmitting Tube, Microwave Triode
New Old Stock * No longer available for export
MFR: Eimac
SKU: 2C39BA-EIMAC
Six Month Warranty

Special purpose, broadcast/industrial High Mu Triode
New Old Stock * No longer available for export
MFR: Machlett
SKU: 7289-JAN-CAGD-MACH

The RCA 2C39A is a ceramic-metal high-mu planar triode with a plate dissipation rating of 100 watts, designed as a power amplifier, oscillator, or frequency multiplier at frequencies to above 2500 megacycles.

New Old Stock * Not available for export
MFR: RCA
SKU: 2C39A-RCA

This Machlett 2C39A is a glass-metal high-mu planar triode with a plate dissipation rating of 100 watts, designed as a power amplifier, oscillator, or frequency multiplier at frequencies to above 2500 megacycles.

New Old Stock * Not available for export
MFR: Machlett
SKU: 2C39A-MACH

This Eimac 2C39A is a glass-metal high-mu planar triode with a plate dissipation rating of 100 watts, designed as a power amplifier, oscillator, or frequency multiplier at frequencies to above 2500 megacycles.

New Old Stock * No longer available for export
MFR: Eimac
SKU: 2C39A-GLASS-EI
Data Sheet