Beginners guide to SDR #3 [ upconverter and custom antenna ]

In this video I will be introducing 3 new objects that can help for lower frequency listening, The products I used will be in the link below.
[ Note: In the video, I asked what the noise out Connector was four, and it's for calibration and testing I found out. Also in the video, I used an SMA to alligator clips adapter, which works just fine, but there are better products for custom antennas.]

Ham It Up Upconverter link:
https://www.amazon.com/Ham-Up-Plus-Up...

SMA adapter link:
https://www.amazon.com/Radio-Frequenc...

A better alternative to the SMA adapter cable would be a 'balun'. This would achieve better results for a thick antenna wire:
https://www.amazon.com/Balun-One-Nine...

16 AWG Speaker wire 50-500ft link:
https://www.amazon.com/dp/B00J3DNJZS/...