Did you check for interference?
A band pass filter is always a very good idea. I purchased a cavity filter from Sysmocom and it works really well in an area with FM broadcast stations reaching signal levels of -15 dBm.
http://shop.sysmocom.de/products/cf1090-kt30
Search found 2 matches
- Fri Aug 09, 2019 6:30 am
- Forum: SDRuno
- Topic: ADS-B very poor reception - Why ?
- Replies: 15
- Views: 106488
- Tue Feb 28, 2017 9:40 am
- Forum: SDR Antennas
- Topic: Need help with Wellbrook Loop & SDRplay/SDRuno
- Replies: 6
- Views: 32188
Re: Need help with Wellbrook Loop & SDRplay/SDRuno
I know I'm replying to an old message, but this can be useful. I'm in no way affiliated to him, I'm just a satisfied customer. :) Check out SV1AFN's products. He sells several useful building blocks such as a VHF FM blocking filter, a programmable stepper attenuator module (you can control it throug...