Royal canadian air force Receiver transmitter mobile Rt43ggv-5 Model RT-43GGV-5 Serial 662 Manufactured by canadian radio manufacturing corporation limited, leaside ontario Sold by rogers majestic electronics limited for motorola canada limited toronto canada patented 1940-56 Any info on use history and valve is greatly help full
Welcome to the forums! Try these- http://www.mrca.ar88.net/ http://www.radio-workshop.co.uk/collect.shtml