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📝 Ceramic Filter 433 MHz (360–560 MHz) SMA-M – SMA-F Aeronetix
The Aeronetix 433 MHz ceramic filter is designed to suppress parasitic emissions from control transmitters that can interfere with video receivers, especially in FPV and UAV systems. The filter is installed directly on the control transmitter output and reduces unwanted emissions that may interfere with video links operating at 1.2 GHz and 3.3 GHz. This significantly improves video signal quality and overall system stability.
🫡 We are a team of veterans
In practice, these filters are very important when using high-power control transmitters, especially in the 433 MHz band. Without a filter, video at 1.2 GHz often shows noise or interference lines. After installing the filter, interference is significantly reduced or completely eliminated. This is a standard solution for separating control and video links in UAV systems.
⚙️ Specifications
| Parameter | Value |
|---|---|
| Product type | Ceramic filter |
| Control transmitter frequency | 360–560 MHz |
| Nominal frequency | 433 MHz |
| Transmitter power | Up to 3.5 W |
| Video receiver frequency | 1.2 GHz, 3.3 GHz |
| Connectors | SMA Male → SMA Female |
| Dimensions | 42 × 9 × 8 mm |
| Weight | 5.4 g |
| Installation | On transmitter output |
💬 Comment / comments
The filter is installed between the control transmitter and the antenna and removes parasitic harmonics from the transmitter that may interfere with the video receiver. Most commonly used in systems where 433 MHz control and 1.2 GHz video operate together. It significantly reduces noise and interference lines on the video signal.
🎯 Who it is suitable for
Military units and UAV operators. Used in drones where control operates on 433 MHz and video on 1.2 or 3.3 GHz. The filter removes interference from the control transmitter that may cause lines or noise on video. Especially important when using high-power control transmitters or repeaters.
FPV drone operators. If turning on the control transmitter causes video interference, noise or lines, this filter solves the problem. It reduces transmitter harmonics and stabilizes the video signal. Often used in long-range FPV systems.
UAV engineers and drone builders. The filter is used when designing proper RF systems and separating control and video channels. Especially useful when using repeaters or high-power transmitters. Helps improve electromagnetic compatibility of the equipment.
Radio amateurs and RF specialists. Can be used in radio systems to suppress transmitter harmonics. Helps reduce unwanted emissions and improve reception quality. Useful component when tuning RF systems.