MOTOROLA Magone VZ-28 便携式对讲机 (16 kênh, VHF, UHF)

Frequency Range VHF: 136 – 174 MHz,  UHF: 400-470 MHz

Number of Channel : 16 channels

Power Supply Voltage : 7.4 V nominal

Channel Spacing 25/12.5 kHz

Battery Life (5-5-90 duty w/battery saver) 1800mAh Li Ion Battery 11 hours 

IP Rating: IP54

Operating Temperature Range: -13 F to 140 F (-25C to 60 C)

Dimension (HxWxD): 4.3 x 2.3 x 1.4 in (109 x 60 x 37 mm) with 1800 mAh Battery 

Weight (Approx.): 270g w/FBN-Z182Li

Receiver Specification

Sensitivity: Analog 12 dB SINAD: 0.20 uV

Adjacent Channel Selectivity: 65/60 dB

Intermodulation 60/55 dB

Spurious and Image Rejection: 70 dB

Audio Ouput: 1W @ 16 Ohms (INT)

Hum and Noise: 40 dB

Conducted Spurious Emission: -57 dBm for < 1Ghz

-47 dBm for > 1Ghz

Transmitter specification

Output Power VHF: 5/1 Watt; UHF: 4/1 Watt

Modulation Limiting ±2.5 kHz

Conducted Spurious Emission: -36 dBm for < 1Ghz

-30 dBm for > 1Ghz

FM Hum and Noise: 45/40 Db

Audio Distortion: <3%

Frequency Stability: ±1.5 ppm