S780A Analog Two-way Radio
S780A Analog Two-way Radio
Product Introduction:
S780A is an analog radio with compact and light weight design, it’s provided with powerful output 5W, 16 channels, CTCSS/DCS encoding and decoding, powerful audio and superior clear audio quality, long battery life and easy operation to ensure reliable and durable use purpose. S780A also provides cost-effective and easy-to-use radio communications with excellent performance for various users, the application includes seaport, manufacturing, security guard, outdoor activity, hotel, restaurant, shopping mall, retail, education and warehouse etc.
Product Dimension:
(Height*Width*Depth) excluding antenna
104mmX53mmX28mm
Product Features:
1. 16 Channels
2. Powerful Output:5W
3. CTCSS/DCS/DTMF/(2Tone/5Tone)Encode&Decode
4. Side Key Assignment Programmable
5. Various Scan Modes
6. Wide/Narrow Bandwidth 25KHz/20KHz/12.5KHz(Selective)
7. VOX Programmable(10 Levels Selective)
8. FM Radio(Selective)
9. End-tone Elimination
Specification:
General Specifications | ||
Frequency Range | VHF:136-174MHz UHF:400-470MHz | |
Channel Capacity | 16 Channels | |
Channel Spacing | 25KHz/20KHz/12.5KHz | |
Operation Voltage | DC: 7.2V±15% | |
Battery Capacity | 1650mAh/2200mAh(Li-lon Battery) | |
Battery Life(5-5-90 Duty Cycle) | About 11-17 Hours | |
Antenna Impedance | 50Ω | |
Operating Stability | -30℃-+60℃ | |
Frequency Stability | ±2.5ppm | |
Weight | 220g | |
Dimension(W*H*D)(projections excluded) | 53*28*104mm | |
Receiver (RX) | ||
Bandwidth | Wide Band 25KHz | Narrow Band 12.5KHz |
Sensitivity(12dB Sind) | ≤0.25μV | ≤0.35μV |
Adjacent Channel Sensitivity | ≥70dB | ≥60dB |
Intermodulation | ≥65dB | ≥60dB |
Spurious Response Rejection | ≥70dB | ≥70dB |
Audio Response | +1~3dB(0.3~3KHz) | +1~3dB(0.3~2.25KHz) |
Hum&Noise | ≥45dB | ≥36dB |
Audio Distortion | ≤5% | |
Audio Output | 500mW with less than 10% distortion | |
Transmitter (TX) | ||
Bandwidth | Wide Band 25KHz | Narrow Band 12.5KHz |
RF Output Power(High/Low) | 4W/2W/0.5W | |
Modulation | 16KΦF3E | 11KΦF3E |
Spurious Emission | ≥36dB | ≥36dB |
Adjacent Channel Power | ≥70dB | ≥60dB |
Hum&Noise | ≥40dB | ≥36dB |
Audio Response | +1~3dB(0.3~3KHz) | +1~3dB(0.3~2.25KHz) |
Modulation Limiting | ±5.0KHz ±2.5KHz | ±2.5KHz |
Modulation Distortion | Less than 5% | |
Frequency Stability | +/-5ppm | |
Application Scenarios:
Construction, airport, seaports, security guard, property management, shopping mall, hotel, warehouse, logistics, education, retail, manufacturing, institution, surveying and mapping, hospitality, restaurant, outdoor activity and school etc.
