2J42 / CV370 MAGNETRON TUBE
MILITARY & RADAR SPECIFICATION | VINTAGE PULSE MAGNETRON WITH HEAVY-DUTY PERMANENT MAGNET
X-Band Pulse Magnetron
Integrated Permanent Magnet
Heavy Duty Radar Transmitting Tube
NOS / Vintage Military Surplus
Precision Verified
Up for sale is a rare vintage 2J42 / CV370 Magnetron tube, complete with its original heavy-duty mounting bracket and integrated permanent magnet assembly. Designed primarily for X-band pulsed radar transmitters and specialized military/marine communications systems, the 2J42 (cross-referenced under British military spec CV370) is a classic high-power microwave generator tube.
This unit features its original warning plate (“CAUTION-MAGNET: KEEP 2\” AWAY FROM STEEL, IRON OR MAGNETS”) and robust cast-metal enclosure. It is an exceptional item for military radio collectors, vintage radar restoration specialists, museum displays, or historical tube archives.
| Technical & Tube Specifications | |
|---|---|
| Tube Type / Part Number | 2J42 / CV370 |
| Classification | Pulsed Magnetron Oscillator |
| Frequency Band | X-Band (~9375 MHz) |
| Primary Application | Airborne, Marine & Ground Radar Transmitters |
| Magnet Assembly | Integrated Permanent Magnet with Mounting Frame |
| Condition | Vintage Military Surplus (As Pictured) |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country. Handle with care due to strong internal magnets.






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