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Title: $20 Spectrum Analyzer for Testing FPV Systems using SDR Radio Dongle. Post by: sundaram on September 06, 2013, 12:13:10 PM Resources.
http://www.rc-cam.com/forum/index.php?%2Ftopic%2F3891-20-spectrum-analyzer-for-testing-fpv-systems%2F (https://lh3.ggpht.com/X7fkT62NzCJEf_zqWrNA3K-3TgH7hKIwP2kACTJC848nlU7gi8-133fjBs1JoYDDEQ=h900-rw) Please download application and Drivers for the dongle here. http://sdrsharp.com/ You need a SDR radio dongle with E4000 tuner or a R820T tuner (The latest more sensitive tuner). You can to fabricate and change the PAL connector to SMA connector and individual antennas for every specific band to be more effective. i have used with simple wire still it is able to catch transmission. However a tuned antenna will be more sensitive. Can scan from 60Mhz to 2.2Ghz with a gap in between. There is an app for Android phone too. Please download SDR touch paid version (Rs 270/- Approx) on Android and RTL2832U driver from Google play store. (https://fbcdn-sphotos-h-a.akamaihd.net/hphotos-ak-ash4/1172894_4818635037447_286149612_o.jpg) |