Fisher made 500 Series receivers, but who knew they made 500 Series tube radios also? This gorgeous specimen is courtesy of Wikimedia Commons/Gregory F. Maxwell.
What branch of electronics interests you, asks this 1961 ad? I think we know the answer to that one...
This Heathkit Model AA-191 mono tube amplifier makes us long for simpler times. Courtesy of Wikimedia Commons/Joe Haupt.
And we thought wireless mics were a recent invention. Electronics Illustrated, March 1961. Courtesy of Wikimedia Commons/public domain.
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