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FET input
Vintage dave (talk | contribs) (FET mod kit) |
Vintage dave (talk | contribs) (FET input) |
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follows [[Z|Type Z]] and precedes [[1A5|Type 1A5]]. | follows [[Z|Type Z]] and precedes [[1A5|Type 1A5]]. | ||
In 1971, | In 1971, at serial number 7000, Type W was converted to FET input to reduce drift. Modification kit 040-0590-00 was offered to retrofit existing instruments. | ||
==Specifications== | ==Specifications== | ||