ECM674: MICROPHONE,CRYSTAL.
The ECM-674 is an affordable shotgun-type electret condenser microphone, which delivers excellent sound performance in field and studio productions. Superb Sound Quality The ECM-674 offers an excellent sensitivity of -36 dB (0 dB=1 V/Pa.) and low inherent-noise level of less than 17 dB SPL. This allows the microphone to be used for clear voice pick-up even in noisy environments Two-way Powering A two-way powering capability allows the ECM-674 to be driven by microphone power or batteries, making it suitable for both camcorder mounting and many other sound-gathering applications.
Internal: AA-size battery operation. External: DC (40 to 52 V) operation Built-in Battery Liquid Leakage Protection Circuit In general, old batteries can leak and damage the equipment they are used in. The ECM-674 prevents this by continually detecting the output voltage of the battery and shutting off the power supplied to the electric circuit whenever the vol This part is cataloged in the U.S.
Government catalog under NSN 5965-01-549-2754, indicating validated use in U.S. government and defense logistics supply chains.
| end_item_identification | 5836-01-545-8734 |
| part_name_assigned_by_controlling_agency | MICROPHONE, SHOTGUN |
| NSN | 5965-01-549-2754 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | MICROPHONE, SHOTGUN |
| END ITEM IDENTIFICATION | 5836-01-545-8734 |
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