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M8137 Mullard Valve Tube TESTED

$34.85
No tax

Tested.

The M8137 is a special quality version of the definitive audio double triode the ECC83. This high impedance amplifier triode was designed specifically for audio use and has a high amplification factor of 100.

Quantity
IN STOCK

  Delivery policy

Items will be despatched using the selected carrier within 2 business days (sometimes sooner).

  Return policy

Returns are accepted within 7 days of receipt unless otherwise stated on the item.

Test results:

Expected T1 T2 Expected T1 T2
Va 100 250
Vg1 -1.0 -2.0
Ia 0.5 0.5 0.3 1.2 1.4 1.1
Gm or S ma/V 1.25 0.5 0.3 1.6 1.1 0.9
Mu 100 20 30 100 45 35

Valve museum link: http://www.r-type.org/exhib/aaa1191.htm

B5-2
1 Item

Data sheet

Made in
Great Britain
Valve Type
Double Triode
Used
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