NSN 6625-01-091-0771
Part Details | AUDIO LEVEL CALIBRATOR
6625-01-091-0771 An item that, when used with an associated audio frequency signal generator, determines by comparison the output level of an audio frequency voltage. The meter is marked in volts or submultiples thereof. For items utilizing a meter the scale of which is marked in decibels or comparable units, and which do not require a driving oscillator, see METER, AUDIO LEVEL. See also METER, MODULATION and METER, S-UNITS.
Alternate Parts: 4143, 4143, 6625-01-091-0771, 01-091-0771, 6625010910771, 010910771
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAR 01, 1980 | 01-091-0771 | 21986 ( CALIBRATOR, AUDIO LEVEL ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6625-01-091-0771
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4143 | 27591 | B-K MEDICAL SYSTEMS, INC. |
| 4143 | K3101 | BRUEL & KJAER UK LTD |
Technical Data | NSN 6625-01-091-0771
| Characteristic | Specifications |
|---|---|
| CALIBRATION ACCURACY RATING | PORM 0.005 DB RECIPROCITY CALIBRATION AND PORM 0.15 DB COMPARISON CALIBRATION |
| OVERALL WIDTH | 380.0 MILLIMETERS NOMINAL |
| OVERALL HEIGHT | 133.0 MILLIMETERS NOMINAL |
| OVERALL DEPTH | 200.0 MILLIMETERS NOMINAL |
| FURNISHED ITEMS AND QUANTITY | PREAMPLIFIER TYPE 2627, 1 IN. MICROPHONE TYPE 4160, 2 ELECTROSTATIC ACTUATORS, 3 COUPLERS |
| MOUNTING METHOD | BENCH |
| INDICATOR TYPE | CJ ANY ACCEPTABLE |
| SPECIAL FEATURES | RECIPROCITY CALIBRATION OF 1 IN. MICROPHONES TO IEC 327 AND 402; COMPARISON CALIBATION OF 1/2 AND 1 IN. MICROPHONES; FREQUENCY RESPONSE MEASUREMENTS (2HZ TO 200 KHZ) ON 1/8, 1/4, 1/2 AND 1 IN. MICROPHONES |
| FUNCTIONAL DESCRIPTION | PRECISION LABORATORY CALIBRATION AND INVESTIGATION ON CONDENSER MICROPHONES |
| REFERENCE DATA AND LITERATURE | BRUEL-KLAER 1991 CATALOG |