Part Details | ELECTRICAL FREQUENCY METER
6625-00-643-3387 An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in Hertz (cycles per second or CPS). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see CALIBRATOR, FREQUENCY; and WAVEMENTER. Excludes: COUNTER ELECTRONIC DIGITAL.
Alternate Parts: LM21, 6625-00-643-3387, 00-643-3387, 6625006433387, 006433387
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-643-3387 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6625-00-643-3387
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| LM21 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 6625-00-643-3387
| Characteristic | Specifications |
|---|---|
| FREQUENCY RESPONSE RANGE | +120.0 TO +20000.0 KILOHERTZ |
| FREQUENCY RATING | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| PHASE | SINGLE |
| OVERALL HEIGHT | 8.188 INCHES NOMINAL |
| OVERALL LENGTH | 7.875 INCHES NOMINAL |
| OVERALL WIDTH | 8.938 INCHES NOMINAL |
| MATERIAL | ALUMINUM |
| FURNISHED ITEMS AND QUANTITY | CALIBRATION BOOK,1; POWER CABLE,1 |
| FEATURES PROVIDED | INTERNAL FREQUENCY CALIBRATING CRYSTAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | W/SPARES |