| NX-3720 | NX-3820 |
| Frequency Range | 136-174 MHz | Type 1: 450 - 520 MHz Type 2: 400 - 470 MHz |
|
| Max. Channels per Radio | Up to 1000 channels with option | ||
| Number of Channels | 512 | ||
| Number of Zones | 128 | ||
| Channel Spacing - Analog - Digital |
12.5/15/25 */30 *kHz 6.25/12.5 kHz | 12.5/25 *kHz |
|
| Power Supply | 13.6 V DC +-15 % | ||
| Current Drain - Standby - RX - TX |
0.45 A 2.3 A 12 A |
||
| Operating Temperature | -22°F to +140°F (-30°C to +60°C) | ||
| Frequency Stability | +- 1.0 ppm (-22°F to +140°F) | ||
| Antenna Impedance | 50 Ohms | ||
| Dimensions (W x H x D) Radio with Control Head * Projections not included |
6.30 x 1.69 x 6.30 in (160 x 43 x 160 mm) | ||
| Weight (net) *2 | 2.65 lbs (1.2 kg) | ||
| FCC ID - Type 1 - Type 2 |
K44479200 - | K44479300 K44479301 |
|
| IC Certification - Type 1 - Type 2 |
282F-479200 - | - 282F-479301 |
|
| Sensitivity - NXDN 6.25 kHz Digital, 3 % BER - NXDN 12.5 kHz Digital, 3 % BER - DMR 12.5 kHz Digital, 5 % BER - DMR 12.5 kHz Digital, 1 % BER - Analog, 12 dB SINAD |
0.20 μV 0.25 μV 0.30 μV 0.45 μV 0.25 μV |
||
| Selectivity - Analog @ 12.5 kHz - Analog @ 25 kHz |
70 dB 80 dB |
||
| Intermodulation | 70 dB | ||
| Spurious Rejection | 80 dB | ||
| Audio Distortion | 2% | ||
| Audio Output | 4 W/4 Ohms | ||
| RF Power Output （H / M / L) | 50 W/30 W/5 W | 45 W/30 W/5 W | |
| Spurious Emission | -73 dB | -75 dB | |
| FM Hum & Noise - Analog @ 25 kHz - Analog @ 12.5 kHz |
45 dB 40 dB |
||
| Audio Distortion | 2% | ||
| Digital Protocol | ETSI TS 102 361-1, -2, -3 | ||
| Emission Designator | 16K0F3E *1, 11K0F3E, 8K30F1E, 8K30F1D, 8K30F7W, 7K60FXD, 7K60FXE, 4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D | ||
