Part Details | AUDIO LEVEL METER
6625-00-643-2783 An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. If other than audio frequency ranges, see METER, NOISE LEVEL.
Alternate Parts: 461108, 461-108, 46RHS463088, 46RHS463-088, 163312, 16-3312, 6625-00-643-2783, 00-643-2783, 6625006432783, 006432783
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-643-2783 | 16456 ( METER, AUDIO LEVEL ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-643-2783
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 461-108 | 28569 | HICKOK INCORPORATED |
| 46RHS463-088 | 28569 | HICKOK INCORPORATED |
| 16-3312 | 33005 | JEWELL INSTRUMENTS, LLCDBA MODUTEC |
Technical Data | NSN 6625-00-643-2783
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SOLDER LUG |
| SENSITIVITY RATING | 600.0 OHMS |
| SCALE SELECTION METHOD | TERMINAL |
| DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 1500.0 |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.750 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.531 INCHES NOMINAL |
| OVERALL DIAMETER | 3.500 INCHES NOMINAL |
| OVERALL LENGTH | 2.062 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 SCREW AND 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.156 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 3.125 INCHES NOMINAL |
| MATERIAL | STEEL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| ENVIRONMENTAL PROTECTION | AIRTIGHT AND DUST RESISTANT AND FUNGUS RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT |
| FURNISHED ITEMS AND QUANTITY | NUT 3; LOCKWASHER 3; SEAL 1 |
| SPECIAL MARKINGS | ON FRONT,0 DB= .001 WATTS-600 OHMS |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |