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National Stock Number:
5820-00-642-7020
Federal Supply Class:
5820
National Item Identification Number:
006427020
Description:
TUNING UNIT,RADIO FREQUENCY
Detail:
AN ELECTRONIC DEVICE CONSISTING OF THE NECESSARY ELEMENTS TO ESTABLISH THE FREQUENCY OR FREQUENCY RANGE OF TWO OR MORE TUNED CIRCUITS TO PREDETERMINED VALUE OR RANGE. IT MAY HAVE FACILITIES FOR CALIBRATION ADJUSTMENTS. THERE ARE NO INTEGRAL FACILITIES FOR CONTINUOUS VARIATION OF THE FREQUENCY OVER THE ENTIRE RANGE OF THE ITEM. IT IS GENERALLY USED WITH AN EXTERNAL VARIABLE CAPACITOR OR INDUCTOR WHICH WILL EFFECT THE CONTINUOUS VARIATION OF THE FREQUENCY. THIS ITEM IS USED TO FACILITATE RAPID BAND OR CHANNEL CHANGES IN RADIO RECEIVERS, TRANSMITTERS, AMPLIFIERS OR SIMILAR DEVICES. IT DOES NOT INCLUDE ELECTRON TUBES. SEE ALSO COIL ASSEMBLY, RADIO FREQUENCY AND TUNER, RADIO FREQUENCY.
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Manufacturer Information:
| 326R307ISSUEA | 13848 | JOHNSON E F CO COMCO/COMMUNICATIONS CO DIV |
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Techincal Specification:
| AVERAGE LIFE MEASUREMENT | NOT RATED | | BASIC SHAPE STYLE | RECTANGULAR OR SQUARE | | CONTROL TYPE | LOCAL | | FREQUENCY PER CHANNEL | 6.0 MEGAHERTZ MAXIMUM 2ND OPERATING CHANNEL | | FREQUENCY PER CHANNEL | 6.0 MEGAHERTZ MINIMUM 3RD OPERATING CHANNEL | | FREQUENCY PER CHANNEL | 8.0 MEGAHERTZ MAXIMUM 3RD OPERATING CHANNEL | | FREQUENCY PER CHANNEL | 2.0 MEGAHERTZ MINIMUM 1ST OPERATING CHANNEL | | FREQUENCY PER CHANNEL | 4.0 MEGAHERTZ MAXIMUM 1ST OPERATING CHANNEL | | FREQUENCY PER CHANNEL | 4.0 MEGAHERTZ MINIMUM 2ND OPERATING CHANNEL | | INCLOSURE TYPE | ENCASED | | INSTALLATION DESIGN | MECHANICAL | | OPERATING CONTROL METHOD | MANUAL | | OVERALL HEIGHT | 2.000 INCHES NOMINAL | | OVERALL LENGTH | 2.875 INCHES NOMINAL | | OVERALL WIDTH | 2.750 INCHES NOMINAL |
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