40m High power BPF – 4Kw

230,00 VAT not included

This is a High power (4Kw) 40m Band Pass Filter for Big Guns.

Once, you have band pass filter after linear amplifier, well designed and reliable, you will forget about all the problems with interferences between the bands and strong harmonics.

All BPF’s are hand made

SKU: BPF20-4KW-1 Category: Tags: , , ,


Frequency Range: 7.0 – 7.3 MHz
Insertion Loss: 0.09 dB
Input return loss better than – 35 dB
Attenuation on nearest band: 35 – 55 dB
Nominal Impedance: 50 Ohm
Maximum Power Input at SWR 1:1 4000 W
Maximum Power Input at SWR 1:1.5 3200 W
Maximum Power Input at SWR 1:2 2500 W
Maximum Power Input at SWR 1:3 2000 W
Connectors: SO239 or “N”


The recorded data on the assembled filter with HP8753ES full 2-port calibrated are presented below

4 kW 40m 7 – 7.3 MHz Band-Pass Filter S21 (forward) full range to 30 MHz.


Additional information

Weight 2.4 kg
Dimensions 40 × 19 × 13 cm
BPF Connector

"N", SO239