Specifications - Kenwood NXR-710 Service Manual

Vhf digital base-repeater
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NXR-710
General
Frequency Ranges ............................................136~174MHz
Number of Channels ...........................................................30
Channel Spacing
Analog ..................................................12.5/ 15/ 25/ 30kHz
Digital ...............................................6.25/ 7.5/ 12.5/ 15kHz
PLL Channel Step .............................................2.5/ 3.125kHz
Antenna Impedance ........................................................ 50Ω
Operating Voltage .......................................... 10.8~15.6V DC
Current Drain
Standby ....................................................................... 0.5A
Receive ....................................................................... 1.0A
Transmit .................................................................... 11.0A
TX Power
50% Duty .................................................................... 50W
100% Duty .................................................................. 25W
Operating Temperature Range
......................................... –22°F~+140°F (–30°C~+60°C)
Frequency Stability .................................................. ±1.0ppm
Dimension (W x H x D) (Projections not included)
.........19.00 x 3.46 x 13.39 inches (482.6 x 88 x 340 mm)
Weight (net) ................................................... 21.4 lbs (9.7kg)
2967-3, Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japan
P.O. BOX 22745, 2201 East Dominguez Street, Long Beach,
CA 90801-5745, U.S.A.
6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8
Rembrücker Str. 15, 63150 Heusenstamm, Germany
Leuvensesteenweg 248 J, 1800 Vilvoorde, Belgium
L'Etoile Paris Nord 2, 50 Allée des Impressionnistes,
Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex
KENWOOD House, Dwight Road, Watford, Herts.,
WD18 9EB United Kingdom

SPECIFICATIONS

Receiver
Sensitivity
Digital@6.25kHz (3% BER) ......................................0.22µV
Digital@12.5kHz (3% BER) ......................................0.28µV
Analog (12dB SINAD) ...............................................0.28µV
Sensitivity
Analog@25kHz ........................................................... 83dB
Analog@12.5kHz ........................................................ 77dB
FM Hum & Noise
Analog@25kHz ........................................................... 55dB
Analog@12.5kHz ........................................................ 50dB
Intermodulation Distortion ............................................. 80dB
Spurious Response ........................................................ 90dB
Audio Distortion (Ext. SP) ............ Less than 2.5% at 1000Hz
Audio Output (Ext. SP) ....4W (at 4Ω, less than 5% distortion)
Transmitter
RF Power Output ......................................................25~50W
Spurious & Harmonics ................................................... 80dB
FM Hum & Noise
Analog@25kHz ........................................................... 55dB
Analog@12.5kHz ........................................................ 50dB
Audio Distortion .............................. Less than 1% at 1000Hz
Modulation .............16K0F3E, 11K0F3E, 8K30F1E, 8K30F1D,
Analog measurements made per TIA/EIA 603 and specifi ca-
tions shown are typical.
KENWOOD reserves the right to change specifi cations with-
out prior notice or obligation.
Amsterdamseweg 37, 1422 AC Uithoorn, The Netherlands
Via G. Sirtori, 7/9 20129 Milano, Italy
Bolivia, 239-08020 Barcelona, Spain
Talavera Business Park Building A, 4 Talavera Road,
North Ryde NSW 2113 Australia
Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road,
Kwai Fong, N.T., Hong Kong
1 Ang Mo Kio Street 63, Singapore 569110
8K30F7W, 4K00F1E, 4K00F1D,4K00F7W, 4K00F2D

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