Specifications - Kenwood NXR-700 Service Manual

Vhf digital base-repeater
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GENERAL
Frequency Range ............................................. 136~154MHz
Channel Spacing
Analogue ......................................................12.5/20/25kHz
Digital .............................................................6.25/12.5kHz
PLL Channel Step ...............................2.5/ 3.125/ 5/ 6.25kHz
Frequency Stability ...................................................±1.5ppm
with OCXO unit .....................................................±1.0ppm
Operating Voltage .......................................... 10.8~15.6V DC
Operating Temperature Range .........................–30°C~+60°C
Antenna Impedance ........................................................ 50
Dimensions (W x H x D) (Projections not included)
........................................................... 483 x 44 x 331 mm
Weight .............................................................................. 5kg
TRANSMITTER
RF Power Output ........................................................ 5~25W
Spurious Emission ...............–36dBm1GHz, –30dBm>1GHz
FM Noise (EIA) (Analogue)
......................25kHz: 55dB 20kHz: 55dB 12.5kHz: 50dB
Modulation ........... 16K0F3E, 14K0F3E, 14K0F2D, 12K0F2D,
8K50F3E, 7K50F2D, 8K30F1E, 8K30F1D, 8K30F7W,
4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D

SPECIFICATIONS

RECEIVER
Sensitivity (Analogue)
EIA 12dB SINAD ..................................................... 0.30µV
EN 20dB SINAD ........................................ 0dBµV (0.50µV)
Sensitivity (Digital)
3% BER ....................... 12.5kHz: 0.33µV, 6.25kHz: 0.27µV
1% BER
...12.5kHz: –1dBµV (0.45µV), 6.25kHz: –3dBµV (0.35µV)
Adjacent Channel Selectivity (Analogue)*1
25kHz ......................................................................... 90dB
20kHz ......................................................................... 87dB
12.5kHz ...................................................................... 82dB
Intermodulation (Analogue) ........................................... 72dB
Spurious Respons Rejection (Analogue)....................... 95dB
Audio Distortion ................................................ Less than 2%
Audio Output (EXT. SP) ...............................................3W/4
*1: Analogue measurements made per TIA/EIA 603, EN300-
086.
Without *1: Analogue measurements made per TIA/EIA
603A.
JVC KENWOOD Corporation reserves the right to change
specifi cations without prior notice or obligation.
NXR-700
137

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