Mullard M8162 (ECC81)
a Mullard M8162, tested on an AVO VCM Mk3 with very good results, see below.
Valve: M8162
Type: double triode
Make:Mullard (Mitcham)
Ia Gm
Actual a1 8.6mA 5.6mA/V
a2 7.5mA 5.9mA/V
(Data Book 8.5mA 6.5mA/V)
Sold as: used/ex equipment, tested
Cosmetic condition: very clean
Valve as shown, no original packaging