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The KT63 was originally the N63, and was released in the IO based form in 1937. It is an audio output beam tetrode valve.
The anode load should be 7,000 Ohms.
The classic envelope is 42 mm in diameter and, excluding the IO base pins, is 102 mm tall.
Pin Connections
IO
1
2
3
4
5
6
7
8
m
h
a
g2
g1
-
h
k
Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
Pout
6.3
0.7
250
250
-16.5
34
5.5
2.5
3.0
This exhibit was last updated on 02 December 2007
The anode load should be 7,000 Ohms.
The classic envelope is 42 mm in diameter and, excluding the IO base pins, is 102 mm tall.
Pin Connections
IO
1
2
3
4
5
6
7
8
m
h
a
g2
g1
-
h
k
Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
Pout
6.3
0.7
250
250
-16.5
34
5.5
2.5
3.0
This exhibit was last updated on 02 December 2007
Pin Connections
IO
1
2
3
4
5
6
7
8
m
h
a
g2
g1
-
h
k
Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
Pout
6.3
0.7
250
250
-16.5
34
5.5
2.5
3.0
This exhibit was last updated on 02 December 2007
IO |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
m |
h |
a |
g2 |
g1 |
- |
h |
k |
Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
Pout
6.3
0.7
250
250
-16.5
34
5.5
2.5
3.0
This exhibit was last updated on 02 December 2007
Beam Tetrode |
Vh |
Ah |
Va |
Vs |
Vg |
mAa |
mAs |
gm |
Pout |
6.3 |
0.7 |
250 |
250 |
-16.5 |
34 |
5.5 |
2.5 |
3.0 |
This exhibit was last updated on 02 December 2007
This exhibit was last updated on 02 December 2007 |