ECC85, Mullard valve, tested
ECC85, Mullard valve, tested

ECC85, Mullard valve, tested

Stock Status: Sold Out
Sorry, this item is out of stock, please contact me for details of when the new stock arrives.
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This is a used  Mullard ECC85, tested with good results, see below.

Valve: ECC85
Type: double triode
Make: Mullard, Philips, Heerlen
Factory code: ◿8K2
Sold as: used

Test conditions: Vf = 6.3V  Va=250V  Vg= -2.3V

Tested for heater continuity and electrode insulation 
Design Actual
Ia1 (mA) 10.0 12.5
gm1 (mA/V) 5.9 7.7
Ia2 (mA) 10.0 11.5
gm2 (mA/V) 5.9 7.1

Tests carried out on an AVO VCM Mk3, design figures taken from AVO valve data manual.

Cosmetic condition: good clean condition, some wear to print and factory code.

Valve as shown, no original packaging

If you have any questions regarding this item please email.
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