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716-P4: Difference between revisions
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* [[Media:GRwiki 716-P4 Guard Circuit 0716-0120-E 11_1965.pdf|General Radio 716-P4 Guard Circuit Manual 0716-0120-E 1965]] | * [[Media:GRwiki 716-P4 Guard Circuit 0716-0120-E 11_1965.pdf|General Radio 716-P4 Guard Circuit Manual 0716-0120-E 1965]] | ||
}} | }} | ||
The '''General Radio 716-P4 Guard Circuit''' was introduced in 1954 Catalog N and remained available through Catalog S 1965. | The '''General Radio 716-P4 Guard Circuit''' was introduced in 1954 Catalog N and remained available through Catalog S 1965. | ||
The Type 716-P4 is an accessory to the [[716-C]] capacitance bridge. Its designed for measurements were the unknown is located some distance or in a test chamber used to simulate a range environmental factors. | The Type 716-P4 is an accessory to the [[716-C]] capacitance bridge. Its designed for measurements were the unknown is located some distance or in a test chamber used to simulate a range environmental factors. | ||
By the use of 716-P4 it converts the [[716-C]] into a three terminal bridge using double insulated coaxial cable and separate ground to the unknown. The 716-P4 can then balance out the effects of the leads to the unknown. | |||
==Specifications== | ==Specifications== | ||