RS04201
วิทยุสื่อสารMOTOROLA
| Commander 245 Specifications | |
| General | |
| Frequency Range | 245.0000 - 245.9875 MHz |
| Memory Channels | 80 |
| Operating Temperature Range | -30° to +60°C (Radio) |
| -20° to +60°C (With NiMH battery) | |
| Dimensions H x W x D † Standard Capacity NiMH |
H x W x D 115.5mm x 56mm x 35mm (38mm top) |
| Weight † Standard Capacity NiMH |
350g |
| Average Battery Life | High Power Low Power |
| @ 5 - 5 - 90 Duty Cycle | 5W 1W |
| † Standard Capacity NiMH | 8 Hours 11 Hours |
| Sealing | Passes rain testing per IPX4 (EN60529:1991) |
| Shock & Vibration | Diecast with impact resistant polycarbonate housing |
| meets MIL-STD 810C, D, & E | |
| Humidity | Weather resistant housing passes EIA RS - 316B |
| Dust | Meets MIL-STD 810C, D & E |
| Display digits with backlight | 8 |
| Transmitter | |
| RF Output | High Power Lower Power |
| 5W 1W | |
| Channel Spacing | 12.5 kHz |
| Spurs and Harmonics | 63dB |
| Frequency Stability | ± 2.5 ppm |
| Modulation Limiting | ± 2.5kHz |
| Audio Response (from 6dB/oct. | |
| Pre-Emphasis,300 to 3000Hz) | +1, -3dB |
| Audio Distortion @ 1kHz tone, | |
| 60% rated max dev. | <5% |
| Receiver | |
| Channel Spacing | 12.5kHz |
| Sensitivity (12dB SINAD) |
0.25μV |
| Selectivity (EIA) | 60dB |
| Intermodulation (EIA) | 60dB |
| Spurious Rejection | 60dB |
| Audio Distortion | <5% |
| Audio Output @ <5% Distortion (7.5V / room temperature) |
500mW into 24Ω |
| Commander 245 Specifications | |
| General | |
| Frequency Range | 245.0000 - 245.9875 MHz |
| Memory Channels | 80 |
| Operating Temperature Range | -30° to +60°C (Radio) |
| -20° to +60°C (With NiMH battery) | |
| Dimensions H x W x D † Standard Capacity NiMH |
H x W x D 115.5mm x 56mm x 35mm (38mm top) |
| Weight † Standard Capacity NiMH |
350g |
| Average Battery Life | High Power Low Power |
| @ 5 - 5 - 90 Duty Cycle | 5W 1W |
| † Standard Capacity NiMH | 8 Hours 11 Hours |
| Sealing | Passes rain testing per IPX4 (EN60529:1991) |
| Shock & Vibration | Diecast with impact resistant polycarbonate housing |
| meets MIL-STD 810C, D, & E | |
| Humidity | Weather resistant housing passes EIA RS - 316B |
| Dust | Meets MIL-STD 810C, D & E |
| Display digits with backlight | 8 |
| Transmitter | |
| RF Output | High Power Lower Power |
| 5W 1W | |
| Channel Spacing | 12.5 kHz |
| Spurs and Harmonics | 63dB |
| Frequency Stability | ± 2.5 ppm |
| Modulation Limiting | ± 2.5kHz |
| Audio Response (from 6dB/oct. | |
| Pre-Emphasis,300 to 3000Hz) | +1, -3dB |
| Audio Distortion @ 1kHz tone, | |
| 60% rated max dev. | <5% |
| Receiver | |
| Channel Spacing | 12.5kHz |
| Sensitivity (12dB SINAD) |
0.25μV |
| Selectivity (EIA) | 60dB |
| Intermodulation (EIA) | 60dB |
| Spurious Rejection | 60dB |
| Audio Distortion | <5% |
| Audio Output @ <5% Distortion (7.5V / room temperature) |
500mW into 24Ω |
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