The Kenwood LF-30A is a classic external low-pass filter designed for amateur radio operators to suppress harmonic radiation and prevent television interference (TVI).
Specifications & Performance
- Frequency Range: Passes 1.9 MHz to 28 MHz smoothly with minimal loss.
- Cutoff Frequency: 30 MHz.
- Attenuation: Greater than 90 dB between 90 MHz and 300 MHz.
- Power Capacity: Handles up to 1000 watts PEP maximum input power.
- Impedance: 50 ohms input and output.
- Insertion Loss: Less than 0.5 dB at 30 MHz.
- Connectors & Size: Standard SO-239 jacks; measures 9.6 x 1.97 x 1.57 inches and weighs 1.2 lbs