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6AQ5

Sensibly equivalent to:
BPM04 CV1862 EL90 N727
See also:
Brimar 6BE6, 6BA6, 6AQ5 & 6X4 Advert - Brimar 6BE6, 6BA6, 6AT6, 6AQ5 & 6X4 12BE6, 12BA6 12AT6, 35L6GT, 35W4, 6AK6, 1S5, 1U5, 3S4, 3V4, 1R5 & 1T4 Advert - Brimar 12AH8, 6BA6, 6AT6, 12AX7 & 6AQ5 Advert
    
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The 6AQ5 is a small audio output beam tetrode valve capable of 4.5 Watts in a single ended configuration.
See also EL90 by Brimar but named with the Mullard naming convention.
The thin glass tube envelope is 17 mm in diameter and excluding the B7G base pins, is 58 mm long.
References: Datasheet & 1040. Type 6AQ5 was first introduced in 1950.

 

Pin Connections
B7G
1
2
3
4
5
6
7
g1
k,bp
h
h
a
g2
g1

 

Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
ra
rk
rl
gm
Pout
6.3
0.45
250
250
-12.5
45
52,000
240
5,000
4.1
4.5W
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated January 27, 2013.
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