A Positive Frequency - Vietnam Era radio operator honored for heroic efforts > Air Force Reserve Command > News Article
![Original Vietnam War U.S.M.C. Radio Set RT-505B / PRC-25 Backpack Radi – International Military Antiques Original Vietnam War U.S.M.C. Radio Set RT-505B / PRC-25 Backpack Radi – International Military Antiques](https://cdn.shopify.com/s/files/1/1524/1342/products/ONSV21SVE4__13.jpg?v=1634320111)
Original Vietnam War U.S.M.C. Radio Set RT-505B / PRC-25 Backpack Radi – International Military Antiques
![They Assumed the Enemy in Vietnam Was Incapable of Intercepting Radio Communications. They Were Wrong They Assumed the Enemy in Vietnam Was Incapable of Intercepting Radio Communications. They Were Wrong](https://www.historynet.com/wp-content/uploads/2022/10/Platoon-Commander-US-Marine-using-radio-during-operations-Vietnam-1967-WINTER-VIEP-23.jpg)
They Assumed the Enemy in Vietnam Was Incapable of Intercepting Radio Communications. They Were Wrong
![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)
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 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/FJ3D0T/war-and-peace-show-england-vietnam-war-re-enactment-american-field-FJ3D0T.jpg)
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
![U.S. Army Radio Telephone Operator Charles Richey, with a special helmet attachment; South Vietnam, 1968. [714 x 900] : r/MilitaryPorn U.S. Army Radio Telephone Operator Charles Richey, with a special helmet attachment; South Vietnam, 1968. [714 x 900] : r/MilitaryPorn](https://external-preview.redd.it/JsFFNMjDCOqVSv9VY2yvDMRlcrmYNH0AtJ_dNCnQ2jo.jpg?auto=webp&s=61dc073114178f67a635b2546baaf7b6fe560d85)
U.S. Army Radio Telephone Operator Charles Richey, with a special helmet attachment; South Vietnam, 1968. [714 x 900] : r/MilitaryPorn
![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)