Concord brand HU from the late '80s?
Vintage Concord Electronics Co. Model F-104 Radiocorder Works
Concord Vintage Electronics for sale
Vintage Concord f-106 Stereo Receiver Tested/Works - Electronics
Vintage Concord WM-2047 Dynamic Microphones Pair with attached cords and stands
Concord HES-35
Concord Stereophic Recorder
Cameras - Concord - McDonald's - Toy – Sold Outright
Vintage Concord Dynamic Microphone WM-2052H
Concord Vintage Audio & Video Electronics for sale
Concord CR-250 Stereo Receiver, what is this strange 1970's beast
Absolute Auctions & Realty
The NZ Vintage Radio Project - HMV H597A 'Concord' (1959)