Vitavox Type B90 Noryl hand-held Microphones, with ‘Press-to-Talk’ switch are fully watertight IP67 (except for noise cancelling version IP66) and tested against shock and vibration to military standards. They are specifically designed to accommodate different types of microphone inset, currently used by the Royal Navy and British Army

Microphone NSN Microphone Part No. Inset Description Inset NSN
NSN 5965-99-462-4360 VQ13373 Rocking Armature (Electro-Magnetic) 5965-99-901-1184
NSN 5965-99-462-4361 VQ13374 Carbon Inset 5965-99-100-1944
NSN 5965-99-462-4362 VQ13375 Moving Coil Inset 5965-99-972-8325
NSN 5965-99-462-4363 VQ13376 Noise Cancelling Inset 5965-99-952-2228
Specifications
Part No. VQ13373 NSN 5965-99-462-4360
Optimum Load Impedance: 300Ω - rocking armature
Frequency Response: 400 - 5000 Hz
Sensitivity: -68 dB re 1V/0.1 N/m2
Cable: 1.2m long coiled into 0.3m
Termination fitted: None or Customer can specify
Finish: Moulded nylon “NORYL 738” black
Watertight: IP67
Weight: 0.284 kg
Part No. VQ13374 NSN 5965-99-462-4361
Optimum Load Impedance: 70Ω - carbon inset
Frequency Response: 300 - 3000 Hz
Sensitivity: -58 dB re 1V/0.1 N/m2
Cable: 1.2m long coiled into 0.3m
Termination fitted: None or Customer can specify
Finish: Moulded nylon “NORYL 738” black
Watertight: IP67
Weight: 0.284 kg
Part No. VQ13375 NSN 5965-99-462-4362
Optimum Load Impedance: 25Ω - moving coil
Frequency Response: 60 - 8000 Hz
Sensitivity: -85 dB re 1V/0.1 N/m2
Cable: 1.2m long coiled into 0.3m
Termination fitted: None or Customer can specify
Finish: Moulded nylon “NORYL 738” black
Watertight: IP67
Weight: 0.375 kg
Part No. VQ13376 NSN 5965-99-462-4363
Optimum Load Impedance: 25Ω - noise cancelling
Frequency Response: 400 - 3000 Hz
Sensitivity: -80 dB re 1V/0.1 N/m2
Cable: 1.2m long coiled into 0.3m
Termination fitted: None or Customer can specify
Finish: Moulded nylon “NORYL 738” black
Watertight: IP66
Weight: 0.340 kg
Accessories:
Microphone stowage: NSN 5965-99-924-9425
Clip Stowage: NSN 596599-462-4441