You are presenting to the IARC right now.
Request: sent your presentation (PPT or PDF) in reply to this alias.
My screen capture doesn’t work with this tool.
I would consider setting up a VARA HF station in my shack.
Joe Decuir, KF7BMD
Issaquah Amateur Radio Club, W7BI.com
Issaquah CERT 0015, Zone 14
I used to represent the US at ITU standardizing dialup modems.
V.22bis and V.32bis have 32QAM
V.34 has over 1000-point QAM