|
|
|
National Stock Number:
6625-37-517-5221
Federal Supply Class:
6625
National Item Identification Number:
375175221
Description:
METER,NOISE LEVEL
Detail:
AN INSTRUMENT WHICH MEASURES THE LEVEL OF CONTINUOUS NOISE PRESENT IN AMPLIFIER AND/OR RECEIVER CIRCUITS WITH REFERENCE TO A FIXED LEVEL OF SIGNAL GENERATED BY A SEPARATE NOISE SOURCE. IT IS DESIGNED TO MEASURE NOISE LEVELS OVER A WIDE BAND OF FREQUENCIES INCLUDING RADIO AND VIDEO FREQUENCIES, AND IS NORMALLY CALIBRATED IN DECIBELS RELATIVE TO A SPECIFIED R.M.S. VOLTAGE SUMMATION ACROSS A SPECIFIED IMPEDANCE, OR IN DECIBELS RELATIVE TO A SPECIFIED NOISE POWER LEVEL. IF ONLY AUDIO FREQUENCY RANGE, SEE METER, AUDIO LEVEL.
|
Manufacturer Information:
| 4030 | 3829F | HANYEONG | | 66254030 | 7000F | AIR FORCE LOGISTICS COMMAND |
|
|
|
|