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:

S780A Cheap Analog Radio.jpg

(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.

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