Part Details | AUDIO LEVEL METER
6625-00-643-3146 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: 2DU347, H344, A3236B, A3-236B, 2DU347, 2034, 203-4, A3236B, A3-236B, MODEL146S03673, MODEL146-S03673, 506, 6625-00-643-3146, 00-643-3146, 6625006433146, 006433146
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-643-3146 | 16456 ( METER, AUDIO LEVEL ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-643-3146
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2DU347 | 63300 | AMERICAN INSTRUMENT CORP |
| H344 | 42498 | DAR ELECTRONICS INCDBA NATIONAL RADIO CO |
| A3-236B | 20950 | ESPEY MFG. & ELECTRONICS CORP. |
| 2DU347 | 82386 | JAIDINGER MFG. CO., INC.DBA JAICO PRODUCTS |
| 203-4 | 33005 | JEWELL INSTRUMENTS, LLCDBA MODUTEC |
| A3-236B | 27197 | METERMASTER INCMETERMOD DIV |
| MODEL146-S03673 | 55026 | SIMPSON ELECTRIC COMPANY |
| 506 | 65092 | SOLARTRON ELECTRONICS INCWESTON INSTRUMENTS DIV |
Technical Data | NSN 6625-00-643-3146
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MOVEMENT TYPE | MOVING IRON VANE |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.210 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.600 INCHES NOMINAL |
| OVERALL DIAMETER | 2.695 INCHES NOMINAL |
| OVERALL LENGTH | 2.330 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.125 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 2.440 INCHES NOMINAL |
| MATERIAL | ALUMINUM AND STEEL |
| SURFACE TREATMENT | ENAMEL |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| ENVIRONMENTAL PROTECTION | SHOCK RESISTANT AND VIBRATION RESISTANT |
| SPECIAL MARKINGS | 1.9 V BELOW 0 POINT ON SCALE; RECTIFIER TYPE; ZERO POWER LEVEL; 6 MILLIWATTS 600 OHMS |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |