Gents: Here's a link to a video of a presentation I made at the local Montgomery (County, MD) Amateur Radio Club on my collection of squad radios from WW II, Korea and Vietnam: https://www.youtube.com/watch?v=sxyi3f1rB5s&list=UUjhxOWpuBwwpKkSmp-Buc3Q . 73 de Gene Smar AD3F