Products
Kenwood NX-3820
UHF:450-520 MHz , 400-470MHZ
Multi-protocol digital radio: Designed to operate under an NXDN or DMR digital, and FM analog protocols
NXDN Conventional and Type-C Gen2 Trunking
DMR Tier II Site Roaming
Mixed Digital FM Analog Operation allows gradual migration at your own pace
4-line Basic Frame (2-line Main/Sub-LCD, icon, key guide) / 14 Characters
4-Line Text Message Frame (2 Lines ofText, icon key guide)
Note: The numberof lines may vary depending on the display language (character set).
7-color LED indicator
External and Internal Speaker Switching
Built-in GPS Receiver/Antenna for effective fleet management (G model only Optional KRA-40G Required)
Built-in Bluetooth for hands-free operation(G model only)
Applicable Bluetooth profiles: HSP(Headset Profile provided) and SPP (Serial Port Profile available as an option; availability depends on the model)
Renowned KENWOOD Audio Quality can be achieved with Active Noise Reduction (ANR) that utilizes built-in DSP
Software DES and AES Encryptions for NXDN Conventional/Trunking and DMR Conventional protocols
MIL-STD-810 C/D/E/F/G
RF Power Output (High / Mid / Low): 45 W / 30 W / 5 W(H model only)
Key Features
Multi-protocol digital radio- designed to operate under an NXDN or DMR digital, and FM analogue protocols
NXDN Conventional and Type-C & Gen2 Trunking
DMR Tier II, DMR Auto Slot Select & Site Roaming
Mixed Digital & FM Analogue Operation allows gradual migration at your own pace
4-Line Basic Frame (2-Line Main/Sub-LCD, icon & key guide) / 14 Characters
5-Line Text Message Frame (3 Lines of Text, icon & key guide)
7-color LED indicator
External and Internal Speaker Switching
Renowned KENWOOD Audio Quality can be achieved with Active Noice Reduction (ANR) that utilizes built-in DSP
Software DES and AES Encryptions for NXDN Conventional/Trunking and DMR Conventional protocols
MIL-STD-810 C/D/E/F/G
Technical Specifications
| Frequency Range | 400 - 470 MHz |
| Number of Channels | 512 |
| Number of Zones | 128 |
| Channel Spacing - Analogue - Wide/Mid/Narrow | 25 kHz/20 kHz/12.5 kHz |
| Modulation Limiting - Analogue | ± 5.0 kHz at 25 kHz ± 4.0 kHz at 20 kHz ± 2.5 kHz at 12.5 kHz |
| Channel Spacing - Digital - Wide/Narrow | 12.5 kHz/6.25 kHz |
| Current Drain | Standby: 0.45 A Receive: 2.3 A Transmit: 9.0 A |
| Frequency Stability | ± 1 ppm (-30 °C to + 60 °C) |
| Operating Temperature Range | -30 °C to + 60 °C |
| Power Supply | 13.2 V DC (10.8 - 15.6 V DC) |
| Dimensions | W x H x D: 160 x 43 x 160 mm - Radio with Control Head, projections not included - |
| Weight (net) | 1.2 kg - Radio with Control Head - |
| Receiver Specifications | |
|---|---|
| Audio Output | 4 Watt / 4 Ohm |
| Intermodulation | 70 dB |
| Selectivity (Analogue) | 12.5 kHz: 68 dB 20 kHz: 76 dB 25 kHz: 78 dB |
| Sensitivity (Analogue) - EIA 12 dB SINAD | 0.25 µV (12.5/20/25 kHz) |
| Sensitivity (Analogue) - EN 20 dB SINAD | 12.5 kHz: -1 db µV (0.45 µV) 20 kHz: -3 db µV (0.35 µV) 25 kHz: -3 db µV (0.35 µV) |
| Sensitivity (Digital) | NXDN: 12.5 kHz = 0.28 µV at 3% BER NXDN: 6.25 kHz = 0.20 µV at 3% BER NXDN: 12.5 kHz = -2 dB µV (0.40 µV) at 1% BER NXDN: 6.25 kHz = -5 dB µV (0.28 µV) at 1% BER DMR: 12.5 kHz = -4.5 dB µV (0.30 µV) at 5% BER DMR: 12.5 kHz = -2 dB µV (0.40 µV) at 1% BER |
| Spurious Reponse Rejection (Analogue) | 80 dB |
| Transmitter Specifications | |
| RF Power Output | 25 W / 5 W |
| Audio Distortion | 2 % |
| FM Hum & Noise | Analog @ 25 kHz: 50 dB Analog @ 20 kHz: 50 dB Analog @ 12.5 kHz: 45 dB |
| Spurious Emission (EN) | -36 dBm ? 1 Ghz -30 dBm > 1 Ghz |
 | KCT-18 Ignition Sense Cable (requires KCT-39) |
 | KCT-23M DC cable (3 m) |
 | KCT-60 Connection Cable (D-Sub to Molex) |
 | KCT-71 Remote Control Cable |
 | KCT-72 Connection Cable for KCH-19/20R |
 | KDI-03 DIN-size Mounting Bracket |
 | KES-5 External Speaker |
 | KLF-2 Line Noise Filter |
 | KMC-65 Basic Microphone |
 | KMC-66 Keypad Microphone |
 | KRK-18H Control Head Interface Kit |
 | KRK-19B Control Head Remote Kit |