SM1-FE Panel Mount, Weather Proof Pre
Electronic Technical Services Inc.
211 Conchas SE
Albuquerque, NM 87123
PH 505-888-3923 FAX 505-888-3926
Sound Surveillance tm
SM1-FE Panel Mount, Weather Proof
Pre-amplified Microphone
The SM1-FE is a pre-amplified,
panel mount, omni-directional,
weather proof (IP55), vandal resistant,
microphone for indoor / outdoor
applications. Built in limiter circuit
automatically lowers the output level
during loud sound intervals.
Connects directly to our switcher /
mixer / amplifiers or use one of our
many interface products to make
fast and clean connections to DVRs
or remote monitoring equipment.
SM1-FE Specifications
ML1-FE Microphone.
Gasket, washer and nut
SM1-PA Pre-Amplifier.
Mounting screws.
Warning label.
Installation instructions.
Wiring requirements:
2 conductor shielded (with drain wire) 22
gauge stranded. Max cable length 1000’
It is the responsibility of the installation
company and end user to install this audio
surveillance equipment in compliance with
state and federal privacy laws. If you are
unfamiliar with these laws, consult a qualified
Warranty 1 year parts and labor.
Made in USA
Omni-directional 25’ pickup pattern.
Low noise MOSFET pre-amplifier.
Tamper resistant microphone
Weather proof microphone (IP55)
500Hz-13Khz Frequency response.
Switch selectable hi-cut/low-cut filters limit
frequency response to 900-6khz significantly
reducing background noise.
Switch selectable volume range:
"Line level" (0db) or
"Microphone level" (-30db)
Adjustable gain in both volume ranges.
100 Ohm unbalanced output.
Internal peak limiter circuit (.5 sec response)
3 position Euro-style connector makes cable
termination fast and clean.
Reverse polarity protected
Power: 12 to 24VDC @ 10mA.
On-board voltage regulator and RFI filtering.
S/N ratio: more than 60DB
Sensitivity –45DB
Temperature range –25 to 85C
ML1-FE Dimensions: L 1.25 x D1 0.6 x D2 0.4
SM1-PA Dimensions: L 3.3 x W 2.0 x H 1.6
Weight .1lbs
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