WAOH - Waltham Abbey Oral History

WAOH: 16

Item: 01

Date: 1960s

Subject: ERDEfender (wasc-0798)

Description: ERDEfender (wasc-0798) BBC Radio 4, New Worlds, 11-17-1967. Derek Parker interviews Mr Roy Fisher about the "ERDEfender" ear defender, noise protection headphones with peak limited sound transmission, developed at the RGM.

Duration: 4:37

Format: 3 inch Tape Reel

Filename: waoh-16-01-ERDEfender (4.2 MB)