Main Features

The B90 Military Noise Cancelling Microphone with optional Securing Bracket is ideal for installation on armoured vehicle platforms, naval main broadcast and other mobile platforms. Designed for use in all weather and dificult conditions, features include:

  • The B90 noise cancelling [NC-MIC] is typically used in high ambient noise environments

  • The wide band microphone is used in normally noise-free areas where more bass response is desirable

  • Watertight IP66, wide band IP67, blast, shock and vibration proof

  • Full environmental and EMC qualified to Defence Standards

  • 2 metres of (curled) cable for head out operation. Longer cable lengths available

  • Fully qualified retaining bracket VQ90502-04 to eliminate secondary projectile risk. Rapid deployment out of secure bracket

  • In service with the British Army Ajax Class Armoured Vehicle Programme and Royal Navy submarines

  • Tailored to your platform. Send us your operational requirements

Specifications
Part Number: VQ90502-03 VQ91502-03 VQ91502-15
NSN: 5965-99-893-1236 5965-99-845-4100 To be obtained
Description: Noise Cancelling with
Amphenol plug
Noise Cancelling with Limo
plug
Wide band with Limo plug
Optimum Load Impedance: 300Ω - Noise Cancelling 300Ω - Noise Cancelling 25Ω - Wide Band
Frequency Response: 5000Hz 5000Hz

60-8000Hz

Sensitivity: -68dB re 1V/0.1 N/m² -68dB re 1V/0.1 N/m² -85dB re 1V/0.1 N/m²
Cable: 2 metres coiled into
0.5 metres. Other length
options available.
2 metres coiled into
0.5 metres. Other length
options available.
2 metres coiled into
0.5 metres. Other length
options available.
Weights:(approx) NC-Mic: 550g | Bracket: 360g
Termination Description: Standard 7 Pin Plug Limo 7 Way Plug Limo 7 Way Plug
Termination Connector: 62GB-5056-1007 FGG.1K.307.CLAC702
Finish: Moulded nylon “Noryl 738” Black with hard modernised MIL-A-8625 type 3,
class 2 mounting
Specifications: Def-Stan 00-35, Def-Stan 59-411, Def-Stan 61-5, Stanag 4236