| ETS SM1-U Unidirectional Microphone is completely redesigned in 2005 for higher performance. Unidirectional pre-amplified microphone for use where
back- ground noise must be reduced. Simply mount the SM1-U in the direction of interest. Product Details:
- Reduced (-20db) sensitivity on all sides.
- Unique dual electret pickup and differential amplifier results in astonishing ambient (background) noise rejection.
- Low noise MOSFET pre- amplifiers.
- Similar in appearance to a fire suppression sprinkler head.
- Adjustable gain.
- Line level unbalanced output.
- Limiter and TB circuits selectable on/off.
- Easy cable run termination.
- Power: 12VDC @ 10mA.
- On-board voltage regulator
- Optional surface mount adapter, SM1-S
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