bandpass filter
RTL-SDR.com Broadcast AM Block High Pass Filter Now for Sale
low pass filter
Measuring the Frequency Response of a Bandpass Filter with the RTL-SDR
Improved indoor HF reception on 20m band with band-pass filter - a bit less noise and much less mirrored signals : r/RTLSDR
HF BPF, band pass filter, RTL SDR HERMES ODYSSEY HiQSDR Red Pitaya transceiver | eBay
filters
RTL SDR Front End Filter Demonstration - YouTube
Creating a DIY 88-108 MHz FM Trap
bandpass filter
KA7OEI's blog: Characterizing the RTL-SDR Blog (Version 3) for HF reception using the "direct" input.
SDR
RTL-SDR Blog V.3. Dongles User Guide
filtering
Band Pass Filter Bpf 315m 433m 900m 1090m 1575m 2450m 2.4g Anti-interference For Rtl-sdr Receiver Ham Radio Amplifier Remote - Oscilloscope Parts & Accessories - AliExpress
RTL-SDR 88-108 MHz Bandstop Filter & 2.6 MHz HPF Broadcast AM Filter Measurements - YouTube
Low Pass Filter for RTL-SDR Direct Sampling Mode
Low Pass Filter for RTL-SDR Direct Sampling Mode
filter
Radio Amplifier | Pass Filter | Oscilloscope Parts Accessories - 315mhz 433mhz 1090mhz - Aliexpress
