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High Impedance Amplifier Suitable for SDR Walkie Talkie Small Loop Antenna with Donut AM MW/SW Mini Loop Antenna 1PCS

<ul><li>High impedance amplifier is an impedance conversion device that can convert high impedance to standard 50 ohm output impedance, thereby achieving impedance matching and isolation. High impedance amplifier is mainly used for passive antenna reception matching, suitable for donut resonant antennas, telescopic antennas, whip antennas, magnet antenna and other types. High impedance amplifier can be used in any radio receivers, radio SDR intercoms, malachite, small loop antennas, for One, Donut antenna, Mini Loop, radio antenna, tuning loop. The higher input impedance of the device (such as the α7 and α7R) can capture as much energy as possible from the input antenna, reducing signal energy loss caused by unstable input antenna impedance, which can greatly enhance reception performance. Due to the high impedance generated by LC resonance, this amplifier can be directly connected to an LC resonant antenna, which can directly harvest energy from the resonant antenna, resulting in high gain and frequency selective characteristics. LC resonant antennas include antennas and -rod antennas.</li><li>High impedance amplifier is an impedance conversion device that can convert high impedance to standard 50 ohm output impedance, thereby achieving impedance matching and isolation.</li><li>High impedance amplifier is mainly used for passive antenna reception matching, suitable for donut resonant antennas, telescopic antennas, whip antennas, magnet antenna and other types.</li><li>High impedance amplifier can be used in any radio receivers, radio SDR intercoms, malachite, small loop antennas, for One, Donut antenna, Mini Loop, radio antenna, tuning loop. The higher input impedance of the device (such as the α7 and α7R) can capture as much energy as possible from the input antenna, reducing signal energy loss caused by unstable input antenna impedance, which can greatly enhance reception performance.</li><li>Due to the high impedance generated by LC resonance, this amplifier can be directly connected to an LC resonant antenna, which can directly harvest energy from the resonant antenna, resulting in high gain and frequency selective characteristics. LC resonant antennas include antennas and -rod antennas.</li></ul>

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High impedance amplifier is an impedance conversion device that can convert high impedance to standard 50 ohm output impedance, thereby achieving impedance matching and isolation.<br&nbsp;/>High impedance amplifier is mainly used for passive antenna reception matching, suitable for donut resonant antennas, telescopic antennas, whip antennas, magnet antenna and other types.<br&nbsp;/>High impedance amplifier can be used in any radio receivers, radio SDR intercoms, malachite, small loop antennas, for One, Donut antenna, Mini Loop, radio antenna, tuning loop. The higher input impedance of the device (such as the α7 and α7R) can capture as much energy as possible from the input antenna, reducing signal energy loss caused by unstable input antenna impedance, which can greatly enhance reception performance.<br&nbsp;/>Due to the high impedance generated by LC resonance, this amplifier can be directly connected to an LC resonant antenna, which can directly harvest energy from the resonant antenna, resulting in high gain and frequency selective characteristics. LC resonant antennas include antennas and -rod antennas.<br&nbsp;/><br&nbsp;/>Input impedance: 1Mω<br&nbsp;/>Output impedance: 50ω<br&nbsp;/>Gain: 0dB<br&nbsp;/>Bandwidth: 300MHz<br&nbsp;/>Charging voltage: 5V<br&nbsp;/>Built-in battery capacity: 800mAH<br&nbsp;/>Charging current: 600mA<br&nbsp;/>Working time: 24h<br&nbsp;/>Colour:black<br&nbsp;/>Material:plastic+metal<br&nbsp;/><br&nbsp;/>Package Contents:<br&nbsp;/>1 x High Impedance Amplifier<br&nbsp;/><br&nbsp;/>Only the above package content, other products are not included.<br&nbsp;/>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.

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