File:Single transistor radio circuit.svg - Wikipedia
The NZ Vintage Radio Project - Electrokit model 1 'One Transistor Radio' (circa 1972)
1952: Transistorized Consumer Products Appear, The Silicon Engine
One Transistor Radio - EEWeb
One transistor FM radio project
Knight-kit Trans-Midge one-transistor radio
1-Transistor-Reflex-Superhet (~1960) » The Universe of the Lectron System
Regency TR-1 - Wikipedia
Multi-Band AM/FM/SW1-2 Radio Transistor Radio AC or Battery Operated with Best Reception Big Speaker and Precise Tuning Knob with AUX in & 3.5mm Earphone Jack : Everything Else
One Transistor Pocket Radio, July 1960 Popular Electronics - RF Cafe
One Transistor FM Receiver (Ideal for FM transmitters)
One Transistor Reflex Receiver