VT HK Helmet
Common name: Voice Technologies VT HK Helmet
Production Status: In production
The VT HK Helmet is a robust high-quality miniature microphone with cardioid capsule for helmet mounting in security applications. It offers an optimal reproduction of the voice also with head wind. The flexible boom allows a precise adjustment to the helm. Two loudspeakers are mounted in a compact body, which easily can be mounted in the helmet.
Electrical Characteristics
Frequency Response
50Hz - 18 kHz
Output Sensitivity
2.2 mV/Pa
Max SPL
120
Max SPL, THD:
1
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
32 dB-A
Output Impedance
4400Ω
Recommended Load
Powering
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
None (hard wiring required)
Connector notes
Available Colours
Black.
Weight
20 g
Length
Min diameter width
Max diameter
Depth
Accessories
Included
Optional