Wireless Communication
See larger image: Wireless Communication
| Brand Name: | SFE |
| Place of Origin: | Fujian China (Mainland) |
| Model Number: | S820 |
| Payment Terms: | L/C,T/T |
| Supply Ability: | 30.000 Piece/Pieces per Month |
| Delivery Time: | 7-30 days |
Supplier Details
Quanzhou Donghai Lianfa Electronic Factory
- Business Type:Manufacturer
- Product/Services:Two way radio,Walkie-talkies,portable transceiver,handheld two way ...
- Online Showroom: 59 products
- Product Details
- Company Profile
- Brand Name: SFE
- Place of Origin: Fujian China (Mainland)
- Model Number: S820
Wireless Communication
1) VHF, UHF, 350-390MHz
2) 16 channels.
3. Battery Saver.
4. CTCSS and DQT
Features of Wireless CommunicationS820:
1. 16 channels.
2. PC programming.
3. Output power 5W/1W.
4. 50 groups CTCSS, 136 groups DQT.
5. High/Mid/Low power selectable.
6. VOX function
7. wide/narrow bandwidth selectable(25KHZ/12.5KHZ) .
8. Wireclone function.
9. high capacity lithium battery.
10. Channel steps(5K/6.25k/10K/12.5K/25K)
11. Frequency range: 136-174MHz/ 220-250MHz/350-390MHz/400-470MHz.
S820 Index | ||||
Normal specifications | ||||
Frequency range | 136-174MHz 220-250MHz 350-390MHz 400-470MHz | |||
Channel Capacity | 16 CH | |||
Channel spacing | 25 / 12.5 KHZ | |||
Frequency step | 5 , 6.25KHZ | |||
Filter for first mid-frequency | 21.4MHZ | |||
Filter for second mid-frequency | 455KHZ | |||
Operating voltage | DC:7.2V | |||
Battery | S-90 lithium ion battery 1300mAH about 12 hours according to 5-5-90 | |||
Operating temperature | -30 To 60 | |||
Frequency stability | ± 2.5ppm | |||
Antenna impedance | 50 Ω | |||
Dimension | 52 X 28 X 100mm (exclude antenna) | |||
Weight | 215g include battery and antenna | |||
Transmitter | Receiver | |||
Frequency error | ≤ 5 X 10 -6 | reference sensitivity | ≤ 0.25uV( SINAD 12dB) | |
RF power output | ≤ 5W | Common-channel restraint | ≥ -8dB | |
Modulation limit | ≤ 5KHz | Adjacent-channel selectivity | ≥ 55dB | |
Adjacent channel power | ≥ 65dB | Spurious response interference | ≥ 55dB | |
Spurious RF sponderance | ≤ 7.5 μ W | Intermodulation interference | ≥ 55dB | |
Modulation characteristic | Pre-emphasis of each frequency-interval is 6dB (300Hz-3000Hz) | Audio response | De-emphasis of each frequency-interval is 6dB (300Hz-3000Hz) | |
Used bandwidth | ≤ 16 KHz | Jam-up | ≥ 85dB | |
Audio distortion | ≤ 5% | Audio distortion | ≤ 5% | |
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| Business Type: | Manufacturer |
| Product/Service (We Sell): | Two way radio,Walkie-talkies,portable transceiver,handheld two way radio,two way radio accessories |
| Brands: | SFE |
| Number of Employees: | 101 - 500 People |
Trade & Market
| Main Markets: | North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe |
Factory Information
| Factory Location: | Dapin Industrial Park, Donghai Town, Fengze District, Fujian, China |
| Management Certification: | ISO 9001:2008 Others |
| Contract Manufacturing: | OEM Service Offered Design Service Offered Buyer Label Offered |
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