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(!!!) (Mullard Single) 7247=12DW7 Westinghouse Mullard ribbed plates NOS 1973 (1.0ma and 10.8ma)

(!!!) (Mullard Single) 7247=12DW7 Westinghouse Mullard ribbed plates NOS 1973 (1.0ma and 10.8ma)

$ 69.99

7247=12DW7 Westinghouse Mullard ribbed plates NOS 1973 date code faded

12AX7 Section = 1.0ma Gm=1500 (very strong)

12AU7 Section = 10.8ma Gm=2200 (very strong)


Tested on Amplitrex

12AX7 Section NOS Good = 1-1.2ma Gm=1500-1600

12AU7 Section NOS Good = 8-10ma Gm=1800-2200

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