Kenwood NXR-710K/810K
NEXEDGE VHF/UHF Digital & FM Base Units
Frequency Range
･VHF: 136-174 MHz (NXR-710)
･UHF: 450-520 MHz, 400-470 MHz (NXR-810)
RF Output
･VHF: 50 W @ 50% duty, 25 W @ 100% duty (NXR-710)
･UHF: 40 W @ 50% duty, 25 W @ 100% duty (NXR-810)
Repeater Operation
Duplex / Simplex Base Operation
30 CH Scanning Base
Two-Digit LED Display
6 Lighted Programmable Function Keys
Front Panel Speaker
Rear External Speaker Output (4 W Audio)
Volume Control
Microphone Jack
Program Interface
Remote Termination Interface
Programmable AUX I / O’s
RF Power Down Detect
DTMF Front Panel PF Key Control
DTMF AUX Output Control
DTMF AUX Input Monitoring
External Frequency Reference (10 MHz) Connectivity
Windows® PC Programming
Flash Firmware Upgrading
-
For Analog
VHF: 25, 20*1 & 12.5 kHz Channels
UHF: 25, 20*1 & 12.5 kHz Channels
Built-in Scrambler
16 QT / DQT Repeater Control Built-in
Hang Timer / Time Out Timer / CW ID
External FM Controller Interface
EIA Voter Tone Generation
External LTR® Controller Interface
External MPT Controller Interface -
For Digital
NXDN® Digital Air Interface
Conventional IP Network
AMBE+2™ VOCODER
6.25 & 12.5 kHz Channels
Mixed FM / Digital Operation
NXDN® Scrambler Built-in
16 RAN Repeater Control Built-in
1,000 GIDs Per Site
1,000 UIDs Per Site
Individual & Group Selective Call
All Group Call
NXR Over-the-air Alias
Performance Characteristics
| NXR-710 | NXR-810 | |
|---|---|---|
| GENERAL | ||
| Frequency Range K K2 |
136-174 MHz – |
450-520 MHz 400-470 MHz |
| Number of Channels | 30 | |
| Channel Spacing | 12.5 / 25 kHz | 12.5 kHz |
| Analog | 12.5 / 15 / 25 / 30 kHz | 12.5 / 25 kHz |
| Digital | 6.25 / 7.5 / 12.5 / 15 kHz | 6.25 / 12.5 kHz |
| PLL Channel Step | 2.5 / 3.125 kHz | 3.125 / 5 kHz |
| Current Drain | ± 0.5 ppm | |
| Standby | 0.5A | |
| Receive | 1.0A | |
| Transmit | 11.0A | |
| TX Power 50% Duty 100% Duty |
50 W 25 W |
40 W 25 W |
| Frequency Stability | ± 1.0 ppm | ± 0.5 ppm |
| Operating Voltage | 10.8 -15.6 V DC | |
| Operating Temperature Range | -22˚ F to +140˚ F (-30˚ C to +60˚ C) | |
| Antenna Impedance | 50 Ω | |
| Dimensions (W x H x D) Projections not included | 19 x 3-1/2 x 13-1/3 inch (483 x 88 x 340 mm) | |
| Weight (net) | 21.4 lbs (9.7 kg) | |
| FCC ID K K2 |
K44422300 – |
K44422400 K44422401 |
| IC Certification K K2 |
282F-422300 – |
– 282F-422401 |
| RECEIVER | ||
| Sensitivity Digital @ 6.25kHz (3% BER) Digital @ 12.5kHz (3% BER) Analog (12 dB SINAD) |
0.22 µV 0.28 µV 0.28 µV |
|
| Selectivity Analog @ 25 kHz Analog @ 12.5 kHz |
83 dB 77 dB |
80 dB 74 dB |
| FM Hum & Noise Analog @ 25 kHz Analog @ 12.5 kHz |
55 dB 50 dB |
|
| Intermodulation Distortion | 80 dB | |
| Spurious Response | 90 dB | |
| Audio Distortion (Ext. SP) | Less than 2.5% at 1000 Hz | |
| Audio Output (Ext. SP) | 4W (at 4Ω, less than 5% distortion) | |
| TRANSMITTER | ||
| RF Power Output | 25W to 50W | 25W to 40W |
| Spurious & Harmonics | 80 dB | |
| FM Hum & Noise Analog @ 25 kHz Analog @ 12.5 kHz |
55 dB 50 dB |
|
| Audio Distortion | Less than 1% at 1000 Hz | |
| Modulation | 16K0F3E, 11K0F3E, 8K30F1E, 8K30F1D, 8K30F7W, 4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D |
|
