Kenwood NX-203, Руководство по обслуживанию

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NX-203
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GENERAL
Frequency Range ............................................. 136~174 MHz
Number of Channels ........................................ 512
Zones ............................................................... 128
Max. Channels per Zone .................................. 250
Channel Spacing .............................................. Analog: 12.5/15/25/30 kHz Digital: 6.25/12.5 kHz
Operating Voltage ............................................ 7.5V DC ± 20%
Battery Life (with KNB-50NC) .......................... 5-5-90 duty cycle: More than 11 hours
10-10-80 duty cycle: More than 7 hours
Operating Temperature Range ......................... –22°F to +140°F (–30°C to +60°C)
Frequency Stability .......................................... ±2.0ppm
Antenna Impedance ........................................ 50
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Dimensions (W x H x D) (Projections not included)
Radio only ................................................... 2.28 x 5.02 x 1.63 in. (58 x 127.5 x 41.3 mm)
with KNB-50NC .......................................... 2.28 x 5.02 x 2.01 in. (58 x 127.5 x 51.1 mm)
Weight
Radio only ................................................... 8.82 oz (250 g)
with KNB-50NC .......................................... 18.70 oz (530 g)
RECEIVER
Sensitivity ........................................................ Digital @6.25kHz (3% BER): 0.20µV Digital @12.5kHz (3% BER): 0.25µV
Analog (12dB SINAD): 0.25µV
Selectivity ........................................................ Analog @25kHz: 72dB Analog @12.5kHz: 65dB
Intermodulation Distortion ............................... Analog: 70dB (±50, 100kHz)
Spurious Response .......................................... Analog: 70dB
Audio Distortion ............................................... Less than 3%
Audio Output ................................................... 500mW/8
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TRANSMITTER
RF Power Output ............................................. 5W/1W
Spurious Response .......................................... 70dB
FM Hum and Noise ......................................... Analog @25kHz: 45dB Analog @12.5kHz: 40dB
Audio Distortion ............................................... Less than 3%
Modulation ....................................................... 16K0F3E, 11K0F3E, 8K30F1E, 8K30F1D, 8K30F7W, 4K00F1E, 4K00F1D,
4K00F7W, 4K00F2D
Analog measurements made per TIA/EIA 603 and specifi cations shown are typical.
JVC KENWOOD Corporation reserves the right to change specifi cations without prior notice or obligation.
SPECIFICATIONS