5.2-5.8GHz Cavity Filter – Compact SMA Female Bandpass Module with DC Short Protection for Wireless Bridges, UAV Video & Industrial WLAN Systems
Product Description
In high-density 5GHz RF environments, wireless bridges and high-speed industrial links frequently suffer from adjacent interference and electrostatic discharge. The 5.2-5.8GHz Cavity Filter is engineered to protect sensitive receiver front-ends while maintaining an ultra-slim profile for space-constrained integrations. Featuring a wide passband, DC Short port protection, and robust SMA Female connectors, it effectively blocks spurious signals without compromising your link budget. Housed in a rugged black aluminum enclosure, this filter delivers the spectral purity and mechanical durability required for demanding WLAN equipment, UAV video downlinks, and high-speed wireless transmission hardware.
Typical Applications
- Wireless Bridge Modules: Enhance signal purity for point-to-point 5.2-5.8GHz bridge systems.
- UAV Video Downlinks: Protect sensitive video receivers from strong adjacent interference.
- Industrial Wireless Hardware: Suppress spurious emissions in high-speed transmission equipment.
- Outdoor WLAN Equipment: Ensure spectral compliance and receiver protection for robust WLAN deployments.
- 5GHz ISM Systems: Isolate operating bands from external noise to maximize operational range.
- RF Testing & Diagnostics: Provide precise bandpass filtering for laboratory and field validation.
Technical Specifications
|
Parameter |
Value |
|
Working Frequency |
5150-5950MHz (Center 5800MHz) |
|
Input And Output Impedance |
50Ω |
|
VSWR |
≤1.5 |
|
Insertion Loss |
≤1.0dB |
|
In-Band Ripple |
<0.5dB |
|
Out-of-Band Rejection |
≥30dB |
|
Power Supply |
20W |
|
Operating Temperature |
-40~80℃ |
|
RF Connectors |
SMA Female |
|
Port Protection |
DC Short |
|
Housing |
Rugged Aluminum & Painted Black |
|
Size |
90*47*17mm |
|
Net Weight |
0.23kg |
|
Intended Use |
Indoor |
Key Advantages
Compact Profile with DC Short Protection. Measuring only 90*47*17mm and weighing 0.23kg, this slim filter includes DC Short port protection to prevent damage to sensitive radio front-ends from static discharge or DC bias.
Low Insertion Loss and Broadband Coverage. Covering a wide 5150-5950MHz passband, it delivers ≤1.0dB insertion loss and VSWR ≤1.5, ensuring minimal signal attenuation while maintaining effective ≥30dB out-of-band rejection.
Rugged Black Aluminum Construction. The painted black aluminum chassis provides excellent shielding and mechanical durability, while the SMA Female connectors ensure reliable, low-loss integration into indoor wireless devices and industrial hardware.
What's in the Box
- 1 × 5.2-5.8GHz Cavity Filter