840M omnidirectional rubber-coated antenna for drone video transmission 13x196mm
Price:
Negotiable
MOQ:
10
Delivery Time:
15 days
Brand:
Leenz
Product Description
840M omnidirectional rubber-coated antenna for drone video transmission 13x196mm
1. Specification
| A. Electrical Characteristics | |
| Frequency | 840±15MHz |
| Impedance | 50 Ohm |
| S.W.R. | <2.0 |
| Gain | 2dBi |
| Efficiency | ≈35% |
| Polarization | Linear |
| Max Power | 50W |
| B. Material & Mechanical Characteristics | |
| Connector Type | SMA -J |
| Dimension | Φ13*196mm |
| Weight | 0.02Kg |
| Antenna material | ABS black |
| C. Environmental | |
| Operation Temperature | - 40 ˚C ~ + 80 ˚C |
| Storage Temperature | - 40 ˚C ~ + 80 ˚C |
2. Antenna - S Parameter Test Data
2.1 VSWR
2.2 Total Efficiency & Gain
|
Frequency (MHz) |
835.0 |
836.0 |
837.0 |
838.0 |
839.0 |
840.0 |
841.0 |
842.0 |
843.0 |
844.0 |
|
Gain (dBi) |
2.38 |
2.34 |
2.31 |
2.27 |
2.22 |
2.16 |
2.17 |
2.17 |
2.16 |
2.14 |
|
Efficiency (%) |
70.32 |
70.42 |
70.49 |
70.45 |
70.26 |
69.88 |
70.47 |
70.89 |
71.15 |
71.33 |
|
Frequency (MHz) |
845.0 |
846.0 |
847.0 |
848.0 |
849.0 |
850.0 |
|
Gain (dBi) |
2.13 |
2.11 |
2.08 |
2.06 |
2.04 |
2.03 |
|
Efficiency (%) |
71.49 |
71.43 |
71.39 |
71.37 |
71.39 |
71.44 |
2.2 Radiation Pattern
| 3D | 2D-Horizontal | 2D-Vertical | |
| 835MHz |  |
 |
 |
| 842MHz |  |
 |
 |
| 850MHz |  |
 |
 |
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Company
Dongguan Leenz Electronics Co., Ltd
Location
2nd Floor, Building 1, Xinhe Industrial Park No. 162, Zhen’an East Road, Chang’an Town, Dongguan City, Guangdong Province
Contact Person
Zisong Wang