K4REF Videos

Rick Frost, K4REF, has created some outstanding videos covering various aspects of Amateur Radio with a particular focus on digital modes.  These videos are available on his YouTube channel.

If you'd rather go to playlists for specific topics of videos, you can use the following links:

• NBEMS-FlDigi

• Winlink 2015 Updates

• Winlink RMS Express

• APRS

• TS-2000 Training

• General Info

• What is Winlink?