00437    a2200145   4500003000500000005001700005040000900022082001600031100003900047245014400086260002600230300000900256650001600265651001000281NUST20251020143125.0  cNust  a621.382,KHA  aKhan , Babar Muhammad Capt   TE-36  aEncrypted data transmission  through high frequency/very high frequency links /cCapt Muhammad Babar Khan & Capt Rana Rashid Sohail   TE-36  aRawalpindibMCSc2003  a76 p  aUG Projects  aTE-36