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DNR-1
Sound Surveillance tm
Description
The DNR-1 is a DSP (Digital Signal
Processor) based background noise
reduction unit. It is designed to digitally
screen out voice from other (back
ground) sounds picked up by
microphones. The DNR-1 is also
effective in eliminating microphone
pre-amplifier noise. The DNR-1is
directly compatible with ETS
microphones, base stations, other "line
level" audio sources and connects
directly to DVRs, I/P cameras, etc.
Includes
• DNR-1 Processor
• 12 VDC AC adapter.
• 2 each 3’ RCA or 3.5mm patch
cables.
• Installation instructions.
Options
• SPECIFY: RCA OR 3.5mm output
connectors.
Wiring Requirements
• Microphone cable run: Stranded 22-
gauge, 2-conductor shielded cable.
Distances up to 1500 feet.
• Outputs: Audio coaxial cable, 1500
feet max each.
Warranty : 1 year parts and labor.
Made in USA
Digital Background
Noise Reducer
DNR-1 Specifications
• Standard RCA or 3.5mm jacks for
connection to DVRs etc.
• Adjustable input and output “line Level”
level controls.
• ETS microphone or RCA line level input.
• ETS base station or RCA line level
outputs.
• Euro-style connectors makes cable
terminations fast and clean.
• 500-4Khz Frequency response
• Up to -40db noise reduction (depending on
type of noise)
• LED power indicator.
• Power: 12 VDC @ 100mA
• Reverse polarity protected.
• All power circuitry and cable runs
protected with auto-reset type fuse.
• Black plastic ABS housing.
• Dimensions: L 5.3 x W 3.3 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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