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CV1066

Sensibly equivalent to:
P61 VR66
    
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The CV1066 is a triode also known as the VR66. The maximum operating frequency is 100 MHz. The prototype was the Mazda P41 that was modified to have a 6.3 Volt heater - the P61.
The reverse is plain zinc metallic paint.
The classic envelope is 32 mm in diameter and, excluding the MO base pins, is 70 mm tall.
Reference: Data-sheet.

 

Pin Connections
MO
1
2
3
4
5
6
7
8
h
k
a
-
g1
m
-
h

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
6.3
0.64
250
-1
30
2,100
8.0
17
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated May 12, 2021.
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