The CV2901 is the UK service designation for the low noise audio amplifier pentode EF86. The EF86 design is anti-microphonic. In use it is recommended that it is fitted into a vibration resistant base. This has a synthetic rubber mount.
The thin glass tube envelope is 20 mm in diameter and excluding the B9A base pins, is 48 mm tall.
Pin Connections
B9A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |

|
g2 |
s |
k |
h |
h |
a |
s |
g3 |
g1 |
Absolute Maximum Operating Conditions
Pentode |
Vh |
Ah |
Va |
Vg |
mAa |
ra |
gm |

|
6.3 |
0.2 |
250 |
-5 |
4 |
16k |
2 |
This exhibit was last updated on 02 July 2007 |
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