Headset, High Noise, Radio Connection

Datasheet

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High noise environment communications headset for connection to a radio via an interface cable.

Rojone headsets are proudly Australian-made and are tested and certified with AS/NZS1270-2002, Acoustics – Hearing Protectors. Made with precision, this headset features a field-replaceable mic boom and noise-cancelling microphone.

The HSP-1 headset features a Nexus TP-120B plug as standard. However, other connection configurations are available

	HSP-1
Brand	Rojone

Model Number	HSP-1
Style	Headband with leather cover over stainless steel band
Cups	ABS
Colour	Olive drab
Cabling
Main	Four independently wire lap screened conductors PUR sheath
Length	900mm, part coiled
Intercup	Twisted pair, PUR sheath
Termination	Nexus TP-120B plug (other terminations available)
Microphone
Boom	MB-102, Infinitely adjustable, field replaceable
Element	Noise cancelling electret condenser
Sensitivity	-71dB +/- 3.5dB @ 1kHz (0dB=1v/µbar)
Impedance	1.6k Ω +/- 30% @ 1kHz (RI= 2kΩ)
Response	300 to 4000Hz
Earphones
Type	Dynamic
Impedance	300 Ω x 2 wired in parallel
Response	300 to 3500Kz @ 1kHz +/-45Ω
Weight	423 grams (including standard plug)
SLC80 Rating	31 (Class 5)

SLC80 Rating31	CLASS 5		MASS 423g		CLAMP FORCE 10.4N
Test Frequency (Hz)	125	250	500	1000	2000	4000	8000
Mean Attenuation	16.0	20.7	30.4	34.8	35.8	39.6	41.8
Standard Deviation	3.5	3.0	3.3	3.8	4.1	3.8	5.3
Mean Minus SD	12.5	17.7	27.1	31.0	31.7	35.8	36.5