U.S. Headphone Headband HB-7: WW2 (Un-issued) Vietnam 36 inch and a diameter

36 inch and a diameter of 0

the work is old

By the early 1940s this system was also in standard use on US Navy non-rigid 'blimps'

and rear toggle

U.S. Headphone Headband HB-7: WW2 (Un-issued) Vietnam 36 inch and a diameterOriginal Item: New Un issued condition. As with so many of our products, one would never have expected to see this item. The HEADBAND, HB 7, is the springy over the head device that supported a large range of earphones for the US Army and the US Army Air Corps in WW2 and later. The HB 7 consists of two spring steel bands connecting a right and left earphone plate. Each of the plates has a spring earphone clamp. The earphone clamps have a wide range of