Free Ham Radio Classified Ads
Ham Radio Classified Ads
A Free Service by KA9FOX & QTH.com

Classifieds Home - Feedback Forum - Swap Chat Board - Safe Trading Tips
Search Ads - Place Ad - Edit Ad - Delete Ad - Callsign Lookup - Make Donation
Contact KA9FOX - Banner Advertising - Web Hosting - Ham Radio Homes

Ham Radio Microwave Dish Antennas
View All Banners     Advertise Here
Ad Detail with Photo for Listing #1764426

NO IMAGE AVAILABLE
RADIOHF - FT8 OPTIMISED RECEIVE FILTER

I have created a transceiver filter that installs at the radio that will
allow you to decode reliably -25 db signals.There are 90 units deployed and everyone sees the same result a 20 db decrease in overall noise floor. w3ur k4sx n4baa n2lig n1wrn you can email them and the will tell you it is a game changer. shipped for 45.00 conus please no emails about how its made or pics i will not respond


Listing #1764426 by NR1R
Last Edited on 04/18/26
Submitted on 04/08/26
Submitted from pool-96-233-41-249.bstnma.fios.verizon.net

Click to Contact
Back to Previous Page

Ultimax End-Fed HF Ham Radio Antenna
View All Banners     Advertise Here

Classifieds Home - Feedback Forum - Swap Chat Board - Safe Trading Tips
Search Ads - Place Ad - Edit Ad - Delete Ad - Callsign Lookup - Make Donation
Contact KA9FOX - Banner Advertising - Web Hosting - Ham Radio Homes

© 2026. The QTH.com Ham Radio Classified Ads website is Created and Maintained by Scott Neader, KA9FOX.

1.9438 ms (0.0019 secs)

Free Ham Radio Classified Ads

Uh oh! It looks like you’re using an ad blocker.

Banner Advertising, along with Donations, keeps the QTH.com Classifieds free to use for everyone.
Please support the QTH.com Classifieds by allowing ads to be displayed. Here is how!

Or, for now, you may continue to use this site without unblocking ads.