SMDA-4

4 Channel Distribution Amplifier

Description

Product Description: SMDA4 Interface Box

The SMDA4 Interface Box is a versatile device designed to enhance audio connectivity in surveillance systems. It is specifically designed to be located next to a DVR or IP camera, providing convenient access to audio inputs and outputs.

Easy Installation and Power Source

The SMDA4 requires a 120VAC power source within 3 feet of its location. In cases where this proximity is not possible, you can extend the distance between the AC power source and the SMDA4 by splicing in up to 100 feet of 18 AWG, 2 conductor cable.

Flexible Input and Output Options

The input to the SMDA4 can be connected directly to any Sound Surveillance™ microphone or any other “line level” input signal. It is important to note that only one input type should be used at a time, and simultaneous use of both inputs is not recommended. The master level control allows you to adjust the overall input level, providing x2 gain for weaker signals or attenuation for stronger signals. This control also determines the volume of audio that is fed into each channel output. Each audio output level can be individually adjusted, allowing for customization based on the sensitivity of the connected equipment. These outputs are typically connected to the audio inputs of DVRs, IP cameras, or ETS base station microphone inputs.

Extended Connectivity

For extended connectivity, the SMDA4 supports the use of audio coaxial cable and field-installable RCA or 3.5mm connectors. These outputs can be extended up to 1000 feet, providing flexibility in system design and installation. With its ease of installation, flexible input and output options, and extended connectivity capabilities, the SMDA4 Interface Box is an ideal solution for enhancing audio connectivity in surveillance systems.

Additional information

Product Type

Product Line

Interface Type

Interface Power

Channels

Distributions

Compatible Microphone Type

Application

  • Surveillance Systems Enhancement: The SMDA-4 is tailored to improve surveillance systems by distributing audio signals from up to four surveillance microphones to multiple locations, bolstering monitoring capabilities.
  • Security Installations: Security setups benefit from the SMDA-4’s ability to distribute audio from a single microphone across four different locations, amplifying coverage and surveillance effectiveness.
  • DVR Integration: Integrated seamlessly with DVRs, the SMDA-4 facilitates straightforward connection to audio inputs for the recording and playback of surveillance audio data.
  • IP Camera Systems: Designed for compatibility with IP camera systems, the SMDA-4 can be conveniently positioned adjacent to cameras for efficient distribution of audio signals for monitoring and recording purposes.
  • Remote Monitoring Applications: The SMDA-4 supports remote monitoring scenarios, enabling the distribution of audio signals from microphones to remote locations or monitoring centers.
  • Commercial Settings: Businesses such as offices or retail stores can utilize the SMDA-4 to distribute background music, announcements, or other audio content to multiple zones within the premises.
  • Industrial Facilities: Industrial environments can leverage the SMDA-4 to distribute audio signals for communication, safety announcements, or equipment monitoring across various areas of the facility.
  • Public Address Systems: Integrated into public address systems, the SMDA-4 can efficiently distribute audio announcements or messages to multiple locations within a facility, venue, or campus.
  • Educational Institutions: Schools and educational institutions can benefit from the SMDA-4’s ability to distribute audio from microphones in classrooms, auditoriums, or lecture halls to recording equipment or remote monitoring stations.
  • Event Venues: Event spaces can utilize the SMDA-4 to distribute audio to multiple zones or recording devices, ensuring consistent and high-quality sound throughout the venue.

Documents

Spec Sheet  
Installation Instructions  

SMDA-4

4 Channel Distribution Amplifier

Description

Product Description: SMDA4 Interface Box

The SMDA4 Interface Box is a versatile device designed to enhance audio connectivity in surveillance systems. It is specifically designed to be located next to a DVR or IP camera, providing convenient access to audio inputs and outputs.

Easy Installation and Power Source

The SMDA4 requires a 120VAC power source within 3 feet of its location. In cases where this proximity is not possible, you can extend the distance between the AC power source and the SMDA4 by splicing in up to 100 feet of 18 AWG, 2 conductor cable.

Flexible Input and Output Options

The input to the SMDA4 can be connected directly to any Sound Surveillance™ microphone or any other “line level” input signal. It is important to note that only one input type should be used at a time, and simultaneous use of both inputs is not recommended. The master level control allows you to adjust the overall input level, providing x2 gain for weaker signals or attenuation for stronger signals. This control also determines the volume of audio that is fed into each channel output. Each audio output level can be individually adjusted, allowing for customization based on the sensitivity of the connected equipment. These outputs are typically connected to the audio inputs of DVRs, IP cameras, or ETS base station microphone inputs.

Extended Connectivity

For extended connectivity, the SMDA4 supports the use of audio coaxial cable and field-installable RCA or 3.5mm connectors. These outputs can be extended up to 1000 feet, providing flexibility in system design and installation. With its ease of installation, flexible input and output options, and extended connectivity capabilities, the SMDA4 Interface Box is an ideal solution for enhancing audio connectivity in surveillance systems.

Additional information

Product Type

Product Line

Interface Type

Interface Power

Channels

Distributions

Compatible Microphone Type

Application

  • Surveillance Systems Enhancement: The SMDA-4 is tailored to improve surveillance systems by distributing audio signals from up to four surveillance microphones to multiple locations, bolstering monitoring capabilities.
  • Security Installations: Security setups benefit from the SMDA-4’s ability to distribute audio from a single microphone across four different locations, amplifying coverage and surveillance effectiveness.
  • DVR Integration: Integrated seamlessly with DVRs, the SMDA-4 facilitates straightforward connection to audio inputs for the recording and playback of surveillance audio data.
  • IP Camera Systems: Designed for compatibility with IP camera systems, the SMDA-4 can be conveniently positioned adjacent to cameras for efficient distribution of audio signals for monitoring and recording purposes.
  • Remote Monitoring Applications: The SMDA-4 supports remote monitoring scenarios, enabling the distribution of audio signals from microphones to remote locations or monitoring centers.
  • Commercial Settings: Businesses such as offices or retail stores can utilize the SMDA-4 to distribute background music, announcements, or other audio content to multiple zones within the premises.
  • Industrial Facilities: Industrial environments can leverage the SMDA-4 to distribute audio signals for communication, safety announcements, or equipment monitoring across various areas of the facility.
  • Public Address Systems: Integrated into public address systems, the SMDA-4 can efficiently distribute audio announcements or messages to multiple locations within a facility, venue, or campus.
  • Educational Institutions: Schools and educational institutions can benefit from the SMDA-4’s ability to distribute audio from microphones in classrooms, auditoriums, or lecture halls to recording equipment or remote monitoring stations.
  • Event Venues: Event spaces can utilize the SMDA-4 to distribute audio to multiple zones or recording devices, ensuring consistent and high-quality sound throughout the venue.

Documents

Spec Sheet  
Installation Instructions  

Description

Product Description: SMDA4 Interface Box

The SMDA4 Interface Box is a versatile device designed to enhance audio connectivity in surveillance systems. It is specifically designed to be located next to a DVR or IP camera, providing convenient access to audio inputs and outputs.

Easy Installation and Power Source

The SMDA4 requires a 120VAC power source within 3 feet of its location. In cases where this proximity is not possible, you can extend the distance between the AC power source and the SMDA4 by splicing in up to 100 feet of 18 AWG, 2 conductor cable.

Flexible Input and Output Options

The input to the SMDA4 can be connected directly to any Sound Surveillance™ microphone or any other “line level” input signal. It is important to note that only one input type should be used at a time, and simultaneous use of both inputs is not recommended. The master level control allows you to adjust the overall input level, providing x2 gain for weaker signals or attenuation for stronger signals. This control also determines the volume of audio that is fed into each channel output. Each audio output level can be individually adjusted, allowing for customization based on the sensitivity of the connected equipment. These outputs are typically connected to the audio inputs of DVRs, IP cameras, or ETS base station microphone inputs.

Extended Connectivity

For extended connectivity, the SMDA4 supports the use of audio coaxial cable and field-installable RCA or 3.5mm connectors. These outputs can be extended up to 1000 feet, providing flexibility in system design and installation. With its ease of installation, flexible input and output options, and extended connectivity capabilities, the SMDA4 Interface Box is an ideal solution for enhancing audio connectivity in surveillance systems.

Additional information

Product Type

Product Line

Interface Type

Interface Power

Channels

Distributions

Compatible Microphone Type

Application

  • Surveillance Systems Enhancement: The SMDA-4 is tailored to improve surveillance systems by distributing audio signals from up to four surveillance microphones to multiple locations, bolstering monitoring capabilities.
  • Security Installations: Security setups benefit from the SMDA-4’s ability to distribute audio from a single microphone across four different locations, amplifying coverage and surveillance effectiveness.
  • DVR Integration: Integrated seamlessly with DVRs, the SMDA-4 facilitates straightforward connection to audio inputs for the recording and playback of surveillance audio data.
  • IP Camera Systems: Designed for compatibility with IP camera systems, the SMDA-4 can be conveniently positioned adjacent to cameras for efficient distribution of audio signals for monitoring and recording purposes.
  • Remote Monitoring Applications: The SMDA-4 supports remote monitoring scenarios, enabling the distribution of audio signals from microphones to remote locations or monitoring centers.
  • Commercial Settings: Businesses such as offices or retail stores can utilize the SMDA-4 to distribute background music, announcements, or other audio content to multiple zones within the premises.
  • Industrial Facilities: Industrial environments can leverage the SMDA-4 to distribute audio signals for communication, safety announcements, or equipment monitoring across various areas of the facility.
  • Public Address Systems: Integrated into public address systems, the SMDA-4 can efficiently distribute audio announcements or messages to multiple locations within a facility, venue, or campus.
  • Educational Institutions: Schools and educational institutions can benefit from the SMDA-4’s ability to distribute audio from microphones in classrooms, auditoriums, or lecture halls to recording equipment or remote monitoring stations.
  • Event Venues: Event spaces can utilize the SMDA-4 to distribute audio to multiple zones or recording devices, ensuring consistent and high-quality sound throughout the venue.

Documents

Spec Sheet  
Installation Instructions  

SMDA-4 Compatible Microphones

SMDA-4 Compatible Microphones

Inquire about the SMDA-4

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Compliance Disclosure

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 Attorney.

All ETS audio surveillance products contain warning labels that are to be posted at the installation site when required by law (this is generally all that is required). Upon request, ETS will supply additional labels free of charge.

Compliance Disclosure

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 Attorney.

All ETS audio surveillance products contain warning labels that are to be posted at the installation site when required by law (this is generally all that is required). Upon request, ETS will supply additional labels free of charge.

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