ARM 102-RF

The Microphone is a low profile boundary layer through table design with a Cardioid polar pattern. The Microphone is motor driven and has the ability to automatically retract leaving only 3mm (0.12″) protruding above the surface.
QUICK SPECS
Type
Condenser (Back Electret)
Polar Pattern
Cardioid Frequency Response 50Hz - 18 KHz
Sensitivity
-37dB +/- 3dB @ 1 KHz (0dB = 1 V/Pa)
Termination
Audio: Open ended. Motor. RJ45. Black 2 core + screen Red Conductor Phase + White Conductor Phase - Screen

Engineered for Perfect Speech Capture

The Microphone is a low profile boundary layer through table design with a Cardioid polar pattern. The Microphone is motor driven and has the ability to automatically retract leaving only 3mm (0.12″) protruding above the surface. The integral motor requires the control module ARM-C to operate.

A control signal (+2.5V – 12V) from a DSP or Electronic Switch are required to activate the RETRACTA. The microphone is engineered in high quality brass for long life and smooth running. The Microphone has an integral electronic module which requires a 9 – 48 volt Phantom Power supply.

The module is fitted with filters which will eliminate all GSM frequencies from 800 – 1200MHz, Impedance 200Ohms, Frequency Response 50Hz – 18KHz, Sensitivity -37 ± 3dB @ 1Kz (0dB = 1V/Pa), MSP 120dB THD is no greater than 1%. The Microphone connections: Audio is a 2 meter (6.6ft) open ended 2 core and screen cable. Motor control is a 2 meter (6.6ft) Cat 5 cable fitted with an RJ45.

Finish: Black Nextel® or Satin Nickel.

Digital Motorised Retracta back electret

Condenser Microphone.

Motorised Low Profile Through Table

Boundary Layer Microphone.

Technical Specifications

Length
retracted: 180mm
Application
Designed for superior quality voice reproduction in venues such as boardrooms, conferencing, court rooms and other such venues.
Type
Condenser (Back Electret)
Polar Pattern
Cardioid Frequency Response 50Hz - 18 KHz
Sensitivity
-37dB +/- 3dB @ 1 KHz (0dB = 1 V/Pa)
Impedance
200 Ohms
S/N Ratio
69dB(A) Maximum Sound Pressure Level 125dB at 1KHz 1% T.H.D.
Termination
Audio: Open ended. Motor. RJ45. Black 2 core + screen Red Conductor Phase + White Conductor Phase - Screen
Finish
Satin Black or Nickel
Length
retracted: 180mm
Weight
49gms.

Key Features

01

Digital Motorised Retracta back electret

02

Condenser Microphone.

03

Motorised Low Profile Through Table

04

Boundary Layer Microphone.

05

Cardioid Polar Pattern.

Downloads & Documentation

Product Data Sheet
PDF • 281.9 KB
Installation Guide
PDF • 222.1 KB
Line Drawing
PDF • 5.5 MB

Frequently asked questions

Where can I find the full technical documentation?

Use the Data sheet button on this page for the full specification PDF, and check the Downloads tab for manuals and other documents.

Available finish: Satin Black or Nickel

It uses a Cardioid Frequency Response 50Hz - 18 KHz polar pattern.

The ARM 102-RF is a Condenser (Back Electret)

IDEAL FOR

Application Areas

Boardrooms & Meeting Rooms

Professional audio capture for every participant with discreet integration.

Conference Rooms

Clear voice reproduction for video conferencing and unified communications.

Courtrooms & Legal

RF-immune design for reliable audio in sensitive legal proceedings.
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