Elecraft KH1 vs. KX2: Which one should you buy?
From the SWLing Post: A final review of the CommRadio CTX-10 QRP
Elecraft KX2 review
Ham Radio Site - QRP RADIOS
CommRadio CTX-10 Update – brushbeater
KX2/3 w/tuner owners: what antenna do you use? - Antennas - SOTA
Radios – The SWLing Post
Novice Friendly: KX2 vs KX3 vs IC-705
Ham Radio Site - QRP RADIOS