Boing Boing Gadgets points us to this fascinating piece from the January 1949 issue of PopSci for a consumer radio that sports color-coded components that can be easily swapped out by the user. A harbinger of the consumer electronics revolution to come. In fact, it was SO easy to repair that even “Mother Could Fix This Radio” (ouch).

Mother Could Fix This Radio (Jan, 1948) – [via] Link