CV4004, MILITARY SPEC, ECC83, MULLARD MITCHAM MANUFACTURED OCT 1967

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CV4004, MILITARY SPEC, ECC83, MULLARD MITCHAM MANUFACTURED OCT 1967

£70.00

CV4004, MILITARY SPEC, ECC83, MULLARD MITCHAM MANUFACTURED OCT 1967

On offer today we have a Mullard white print CV4004 made at the Mitcham plant and carrying a date code for Oct 1967.

For Va = 250 V Vg = -2.0V against a nominal specification of anode current Ia = 1.2 mA and mutual conductance gm = 1.6 mA/V, the follwing results were obtained:-

A1 Ia = 1.0 mA gm = 1.1 mA/V

A2 Ia = 1.0 mA gm = 1.1 mA/V

As you can appreciate this represents good matching of each triode section within the envelope and a device showing superb emission.

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