Transmitting Tubes

New Old Stock * No longer available for export
MFR: Amperex
SKU: 4CS250H-AMP

The GU74B / 4CX800A Ceramic Power Tetrodes are high-performance ceramic / metal tetrodes with a plate dissipation rating of 800 watts. The performance characteristics of the 4CX800A allow its use as a high gain grid-driven RF amplifier or as used in grounded grid service.

NOTE: All tubes have been Gain tested at 2000v, 300ma

Low Hour Pull * No longer available for export
MFR: Svetlana
Made in Russia
SKU: GU74B-LHP

Amperex Transmitting Tube, Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Amperex
SKU: 4CX250R-AMP-NOS

This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only.  Please follow the instruction insert for proper installation.

Tube, moto 65-83382d02/8560a

B1634D Transmitting Tube, Glass, Power Tetrode, B1634D, MFR: EEV - E2V (NOS) Made in England

Limited Quantity Available, 90 Day limited over the counter warranty

New Old Stock/New In the Box * No longer available for Export

MFR: ECG/Philips/JAN, USA
SKU: 6146W-M3-ECG

Improved Military Replacement for 6146A

Recommended for Kenwood Replacements

Transmitting Tube 7203/4CX250B
Removed from Military Equipment - Like new condition
Used * No longer available for export
MFR: Amperex
SKU: 4CX250B-AMP-P

This tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Thirty Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.

6146W GE Transmitting tube, Matched set of 3, Beam Power Amplifier.  
This tube is not recommended for Kenwood.
New Old Stock * No longer available for export
MFR: GE/JAN
SKU: 6146-M3-GE

New Old Stock, No longer available for export
MFR: RCA / Burle
NSN: 5960-00-755-0180
SKU: 7213