Hochohmiger Verstärker Small Loop Antenne Donut Antenne für SDR Walkie Talkie
18,23 €
High Impedance Amplifier Donut SW AM Antenna 1Hz-300MHz Doughnut Short Wave Antenna 5V 600mA for Built-In 600mah Battery for SDR Walkie Talkie. Impedance Conversion and Matching: The high impedance amplifier serves as an impedance conversion device, allowing you to convert higher impedances into standard 50 ohms, thereby achieving impedance matching and isolation.
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