HF Low Pass Filter 2 kW with Extreme Low Pass-Band Loss 2000 W ICAS LPF30-2000W

Low Pass Filter 30 MHz 2000 W designed to be used in line with legal limit linear amplifiers.

HF Low Pass Filter 30 MHz 2000W Appearance

Data was measured on an assembled filter with HP8753ES network analyzer full 2-port calibrated.

Specifications

Passband: 1.5 – 29.7 MHz
Insertion Loss 1.8 MHz – 29.7 MHz: <= 0.07 dB
Input Return Loss: Better than -29 dB
Maximum SWR on any frequency: <= 1.074
Nominal Impedance: 50 Ω

Attenuation:

50 – 54 MHz: >= 50 dB
70 – 70.5 MHz: >= 52 dB
FM 88 – 108 MHz: >= 49 dB
144 – 148 MHz: >= 57 dB
222 MHz: >= 68 dB
430 – 440 MHz: >= 78 dB

Maximum Power Input at 50% Duty Cycle:

SWR 1:1: 2000 W
SWR 1:1.5: 1500 W
SWR 1:2: 1200 W
SWR 1:3: 1000 W
Connectors: SO239. or “N” by order
Filter Size: 180 mm x 105 mm x 65 mm
Weight: 0.7 kg
Mounting: Any position (5 mm holes for wall mount)
Working Environment: Indoor

These excellent results were achieved by careful design, tuning, and selection of components.

 

Actual measurements:

HF Low Pass Filter LPF30-2000W Insertion Loss 160m through 15m

 

 

Low Pass Filter 30 MHz 2 kW 10 meter 28 MHz Insertion Loss, 6 meter and  4 meter 70 MHz Attenuation

 

 

HF Low Pass Filter 2000 W with Excellent Suppression of all harmonics LPF30-2000W

2 kW HF Low Pass Filter LPF30-2000W 6 meter 50MHz, 50.11 MHz, 50.5 MHz, 51 MHz and 54 MHz Attenuation

 

 

LPF30-2000 W Low Pass Filter 30 MHz 2kW  FM 88-108 MHz and 2 meter 144-146 MHz Attenuation

 

 

HF Low Pass Filter LPF30-2000W 4m 70MHz and 2 meter Attenuation

 

 

HF Low Pass Filter LPF30-2000W 2m 144 MHz 222 MHz and 70 cm 430MHz 435MHz 440 MHz Attenuation

 

 

2000W HF Low Pass Filter. Super Low Passband Loss

 

 

A more robust version (5000 W) is here.

Look up specific frequency filters. We have All HF bands, as well as WARC filters. Powers are up to 10 kW.