One Transistor Radio

FM radio on a single transistor – HackerDIY – DIY projects

PRUNUS J-01 Transistor Radio Portable Excellent Reception, Rechargeable Battery Radio Supports SD Card MP3, Portable

One Transistor Pocket Radio, July 1960 Popular Electronics - RF Cafe

1954: Regency TR-1 Transistor Radio

One Transistor Reflex Receiver

Single transistor FM receiver circuit. Easy to build, works great!

Single Transistor Radio Receiver Circuit - Homemade Circuit Projects

One transistor FM radio project

One Transistor FM Receiver

File:Single transistor radio circuit.svg - Wikipedia

One Transistor FM Transmitter

1966 One Transistor Regen