Umbrella shape wide band 25-3000MHz ULF 2ghz 3ghz Discone antenna directional antenna
The antenna is the most important part in communication field , the quality of the antenna determines the quality of communication. This discone directional antenna is produced by Tenxin factorythat every step undergoes quality testing, ensuring complete coverage from 25MHz to 3GHz.
1,Product introduction
This wide band 25-3000mhz discone antenna focus on main frequency 2ghz 3ghz It effectively reduces signal diffusion and interference, and significantly improves transmission distance and signal strength, making it an ideal choice for long-distance high-frequency communication and precise networking.It can easily adapt to various scenarios such as industrial communication, outdoor networking, and emergency rescue.
2,Product specification
| Electrical specifications |
| Frequency Range(MHz) |
25-3000MHz |
| Impedance(ohm) |
50 |
| Gain(dBi) |
5.5dBi |
| Polarization |
Vertical |
| Radiation |
Omni |
| VSWR |
<1.5 |
| Maximum input power(W) |
20W(50mhz)200W(more than 140mhz) |
| Transmit band |
26-27-46-49-72-144-220-440-900-1290 MHz |
| |
50-144-430-904-1200Mhz |
| |
|
| Mechanical specifications |
| Connector |
SO239 |
| Length |
1700 mm |
| Mast Diameter accepted |
25mm to 50mm |
| HEIGHT RADIALS |
6 lower radials 32”(81cm) |
| HEIGHT RADIALS |
8 upper radials 10.5”(26cm) |
| Requires mast |
not included |
| Material |
STAINLESS STEEL |
| Coaxial cable |
RG58A/U approx.15m with M-connectors/N-connectors |
| Weight |
1.5Kg |
| Operating temperature(℃) |
-40~80 |
3,Feature
12 Channel Desktop Signal Jammer
* Multiple 12 channel customized;
* The shielding radius is in the range of 10-50 meters;
* The weight is only 3.95Kg, which can be placed on the desktop or other flat surfaces stably;
* 12 external antennas, easy to install, plug and play, fast and timely shielding signals;
* High power density, high efficiency, high precision, compared to other signal jammers on the market, our 12-channel desktop signal jammer has the advantage of only shielding downlink signals and will not cause any damage to mobile base stations；
* Green and environmentally friendly, no harm to the human body.
4,Application
In order to avoid all kinds of interference in daily life, we recommend this 12 channel desktop signal jammer for the following places:
* Various conference rooms, training rooms, auditoriums, courts, libraries, examination rooms, schools, theaters, hospitals;
* Gas stations, gas stations, oil fields, oil depots;
* Important places such as government, military, finance, securities, prisons, public security or command centers.
5,Packing list
* Product Specifications
* 25-3000MHZ discorne antenna
* Installation Instructions
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