Build your own bandpass filter with a PCB board from www.tacticalradiogear.com or assemble it from their bandpass filter kit.

Kit: https://www.ebay.com/itm/115948565818
PCB Only: https://www.ebay.com/itm/115446844618
Website: https://tacticalradiogear.com/

Enjoy the video and I know the quality isn't great, but the concentration is on the information.

If you enjoyed the video, please like and subscribe.