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CV445

Sensibly equivalent to:
5J/180E
    
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The CV445 5J/180E is an RF power pentode with an external anode and fitted fins for forced air cooling. As a Class C power amplifier an output of 2.9 kW can be obtained across the HF region to 30 MHz.
Thanks to Manori M Madurawala for supplying the image.
The balloon glass envelope is 92 mm in diameter and, including the base pins, is 220 mm tall.
Reference: Data-sheet. Type CV445 was first introduced in 1956.

 

Pin Connections
1
2
3
4
5
6
tc
g3
f
g2
f
g3
g1
a

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
9.0
30
4.5k
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated July 28, 2020.
shape:balloon construction:pinch type:pentode age:1960.1975 base: pins:6 pin:1.g3 pin:2.f pin:3.g2 pin:4.f pin:5.g3 pin:6.g1 pin:tc.a
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