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7247=12DW7 EICO MULLARD UK used/good 1962 (0.7/9.2ma)

7247=12DW7 EICO MULLARD UK used/good 1962 (0.7/9.2ma)

$ 34.99

7247=12DW7 EICO MULLARD UK used/good 1962

12AX7 Section = 0.7ma Gm=1350

12AU7 Section = 9.2ma Gm=1900

good used single

 

Tested on Amplitrex

12AX7 Section Good = 1-1.2ma Gm=1600-1800

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

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