Vietnam-era Radiomen life expectancy was 5 seconds | At the height of the Vietnam War, up-and-coming commo guys would walk into a classroom and see a huge number five written on the
A Positive Frequency - Vietnam Era radio operator honored 50 years after heroic efforts > 10th Air Force > Article Display
![NSA/CSS on Twitter: "During the Vietnam War, the Army used PRD-1 direction- finder with an R395 receiver to find the direction of enemy radio transmitters. They were dangerous to use in the NSA/CSS on Twitter: "During the Vietnam War, the Army used PRD-1 direction- finder with an R395 receiver to find the direction of enemy radio transmitters. They were dangerous to use in the](https://pbs.twimg.com/media/Dm-zEkAX4AATiLY.jpg)
NSA/CSS on Twitter: "During the Vietnam War, the Army used PRD-1 direction- finder with an R395 receiver to find the direction of enemy radio transmitters. They were dangerous to use in the
![AN_PRC-77 Back-Pack VHF Radio Set-Operation Eagle 1971 and Vietnam War – The Rudolf-Rudi doctrine of Spiritualism AN_PRC-77 Back-Pack VHF Radio Set-Operation Eagle 1971 and Vietnam War – The Rudolf-Rudi doctrine of Spiritualism](https://bhavanajagat.files.wordpress.com/2011/09/an_prc-77-back-pack-vhf-radio.jpg)
AN_PRC-77 Back-Pack VHF Radio Set-Operation Eagle 1971 and Vietnam War – The Rudolf-Rudi doctrine of Spiritualism
![American Vietnam period M1 pattern GI helmet with squad level radio receiver AN/PRR-9 and transmitter AN/PRT-4A Stock Photo - Alamy American Vietnam period M1 pattern GI helmet with squad level radio receiver AN/PRR-9 and transmitter AN/PRT-4A Stock Photo - Alamy](https://c8.alamy.com/comp/C1R357/american-vietnam-period-m1-pattern-gi-helmet-with-squad-level-radio-C1R357.jpg)
American Vietnam period M1 pattern GI helmet with squad level radio receiver AN/PRR-9 and transmitter AN/PRT-4A Stock Photo - Alamy
![War and Peace show, England. Vietnam war re-enactment. American field radio with three smoke canisters, two red, one yellow, on back, plus field pack Stock Photo - Alamy War and Peace show, England. Vietnam war re-enactment. American field radio with three smoke canisters, two red, one yellow, on back, plus field pack Stock Photo - Alamy](https://c8.alamy.com/comp/FJ3D0P/war-and-peace-show-england-vietnam-war-re-enactment-american-field-FJ3D0P.jpg)