Introduction to SDR presented for IEEE at the Citadel
8Presentation on the basics of SDR as a concept for the IEEE chapter and Dr. Integlia's class at the Citadel.
Sorry for the large disparity in audio levels, the zoom call was very quiet for some reason.
Slides: https://drive.google.com/file/d/1_twrBbbi9GGjsk1-n_r89ZMwm8BjxGZ_/view?usp=share_link
Guide:
0:00 intro and my background
2:06 what is SDR?
2:43 what is SDR for?
4:05 how does SDR work?
7:00 contrast to typical IF radios
7:45 Pros and Cons of SDR/Direct Conversion
11:00 My SDR Tier list
14:53 Software tools for SDR
15:53 What is GNURadio?
18:24 What is SDRAngel?
19:26 Real applications for SDR
21:52 Protomesh undergrad project
22:46 FOSS cellular networks
25:36 High Frequency Mesh Network
27:00 References
Questions:
27:30 Navy DMR
30:43 Working at L3H
33:19 Why did we implement an SDR phy with Batman-adv? (Protomesh)
36:50 Are there good alternatives to GR or Batman?
39:13 Do I use MATLAB?
41:23 Is it feasible to use the RTL-SDR for a drone network?
44:42 Is spectrum sensing practical with cheap SDR?
46:36 Parting remarks
47:36 FCC requirements