3M Peltor LiteCom MT53H7A4600-NA - Weight; Helmet attachments; Technical data

5
(L) Weight
Z3G Z3KZ3E
MT53H7A4600-NA 13.9 oz. (394 g)
M753H7B4600-NA 13.5 oz. (384 g)
MT53H7P3E4600-NA 14.7 oz. (418 g)
Technical data
Frequency range: 462-467 MHz (FRS/GMRS/BRS)
Operation mode: Half duplex
Channels: Max 30
Channel separation: 12.5 kHz
Modulation: FM: 2.5 kHz
Microphone type: Electret (MT53)
Receiver sensibility: Typical-122 dBm
Output power: 150mW
Selective squelch: CTCSS (38 sub channels)
Range: Up to 3 km depending on conditions
Power supply: 2x AA alkaline (3,0 V) or NiMH (2,4 V )
Power consumption: Stand-by: <59 mA
Receiving: <70 mA
Transmitting high power: <230 mA
Transmitting low power: <160 mA
Operating time: 20 hours
Operating temperature: -4F to +131F (-20ºC to +55ºC)
Storage temperature: -40F to +131F (-40ºC to +55ºC)
Frequency [Hz] 125 250 500 1000 2000 3150 4000 6300 8000 NRR CSA
Class
MT7H7A4600-NA
Head band
Mean Attenuation [dB] 17.8 23.0 32.1 36.2 35.1 39.0 38.7 38.3 36.5
25 A
Standard Deviation [dB] 4.4 3.2 2.8 3.0 2.4 3.8 3.0 3.5 3.9
MT7H7B4600-NA
Neck band
Mean Attenuation [dB] 18.9 25.9 35.2 37.0 34.9 40.6 39.9 39.7 39.7
26 A
Standard Deviation [dB] 5.2 3.2 3.3 2.9 2.5 3.6 3.0 2.3 2.5
MT7H7P3E4600-NA
Helmet attachment
Mean Attenuation [dB] 19.4 24.3 33.6 35.5 34.1 38.5 38.0 35.8 35.7
25 A
Standard Deviation [dB] 3.4 3.3 3.8 1.7 2.6 3.6 3.1 5.4 5.4
(M) Helmet attachments