Description:

0.700 inches overall length, rectangular or square basic shape style, open inclosure type, automatic operating control method, mechanical installation design.

Special Features:

Marked w/numerals 49 and 50

Properties:

An electronic device consisting of the necessary elements to establish the upper and lower limits and to effect the variation (continuous or in steps) of the frequency of a tuned circuit by means of an integral variable capacitor, inductor, cavity or line. It is generally used for tuning radio receivers, transmitters, amplifiers, or similar items. It does not include electron tubes. See also tuning unit, radio frequency.