5MHz-4000MHz high flatness amplifier module Note: can be used for VHF, UHF, Beidou, positioning, navigation, image transmission, and other general frequency bands, and can also be used in pre-stage drive. Connect the input signal and output load before powering on.<br><br>Bandwidth: 5MHz-4000MHz Power supply: 5V/125mA : 1.3dB (typical value) Maximum input power: ≤0dBm Maximum output power: 160mW (22dBm/Typ) Input and output standing wave ratio: ≤2.5dB Gain: 21dB/TyP (refer to the measured curve below) Input and output impedance: 50Q Input voltage VPP: Less than 0.225V Connector type: SMA female (external thread inner hole) Instructions for use: RFin is the signal input terminal RFout is the signal output terminal GND is the negative pole of the DC power supply DC is the positive pole of the DC power supply Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: Silver Material: Metal<br><br>Package Contents: 1 x module<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.