SMA1-LP Speaker Driver Microphone Interface

SMA1-LP Speaker Driver Microphone Interface
Sound Surveillance tm
SMA1-LP
Speaker Driver
Microphone Interface
Electronic Technical Services Inc.
211 Conchas SE
Albuquerque, NM 87123
PH 505-888-3923 FAX 505-888-3926
Website: www.etsnm.com
Description
The SMA1 is a line level, 2 Watt,
selectable 70V or 8 Ohm speaker
driver (power amplifier) and SM
series microphone interface
typically for use in 2 way audio
surveillance systems. Directly
connects to DVRs and remote
monitoring equipment. The
SMA1-LP can also be used in any
single zone public address
application requiring 2 way
communication.
Use one of our Sound Surveillance
speakers with a built in 70V
transformer & SM1 microphone for
cable runs up to 1000 feet.
Includes
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SMA1-LP Speaker driver /
microphone interface.
12Vdc AC adapter.
2 each 3’ RCA or 3.5mm patch
cable.
Installation instructions.
Options
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SPECIFY: RCA or 3.5mm input
connectors.
Wiring Requirements
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Speaker cable run: stranded
22-gauge, 2-conductor:
70V mode: cable: 1000 feet max
8 Ohm mode: 100 feet max.
Microphone cable run: stranded 22gauge, 2-conductor 1000 feet max.
Warranty : 1 year parts and labor.
Made in USA
SMA1-LP Speaker microphone interface
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Line level (0db) audio input and outputs.
Standard RCA or 3.5mm jacks for
connection to DVRs etc.
Adjustable independent volume controls
for speaker and microphone.
Selectable 70V or 8 Ohm output level.
2 Watts RMS power output.
Frequency response 200-10Khz.
Short circuit protected.
Built in 70V 10w audio power transformer.
Euro-style connectors makes speaker and
microphone cable terminations fast and
clean.
LED power indicator.
Power:16 VAC @ 1000mA
Auto reset fused.
Black plastic ABS housing.
Dimensions: L 4.2 x W 2.7 x H 1.6
Caution
It is the responsibility of the installation company and end user
to comply with state and federal privacy laws regarding the use
of audio surveillance equipment. If you are unfamiliar with these
laws, consult a qualified attorney. In most cases, posting the
provided warning labels in plain view is all that is required.
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