High Impedance Amplifier for SDR Walkie Talkie Small Loop Antenna HackRF One Donut Antenna

Specification Input Impedance 1 Megaohm 1MΩ Output Impedance 50 Ohms 50Ω Gain 0 dBBandwidth 300 MHzPower Supply 5VBuilt in Battery Capacity 800mAhCharging Current 600mAOperating Time Over 24 hoursDimensions 50 x 45 x 18mmFeatures 1 High Impedance Matching This amplifier serves as an impedance conversion device transforming high input impedance to a standard 50 ohm output impedance It is ideal for impedance matching and isolation in passive antenna reception setups such as loop antennas whip antennas and magnetic rod antennas 2 Versatile Compatibility Suitable for a wide range of radio receivers and devices including SDRs walkie talkies HackRF One and more It can be used with various antenna types including Donut antennas Mini Loops and tuned loop antennas 3 Enhanced Reception Performance The high input impedance allows for maximum energy extraction from the input antenna minimizing signal energy loss due to unstable input antenna impedances This leads to significantly improved reception performance 4 Wide Bandwidth With a bandwidth of 300 MHz this amplifier is capable of handling a variety of signals across a broad frequency range making it versatile for different applications 5 Long lasting Operation Equipped with an 800mAh built in battery this amplifier offers extended operating time exceeding 24 hours on a single charge This ensures uninterrupted usage even during prolonged field operations Package Include 1x High Impedance Amplifi