Optimus® - AM/FM Pocket Radio 12-454A

Radio Shack (Tandy, Realistic, Micronta); USA

Number of Transistors

Semiconductors present.

Semiconductors

Main principle

Superheterodyne (common)

Wave bands

Broadcast (BC) and FM or UHF.

Power type and voltage

Dry Batteries / AA: 3 x 1,5 Volt

Loudspeaker

Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

Material

Plastics (no bakelite or catalin)

Model: Optimus® - AM/FM Pocket Radio 12-454A - Radio Shack Tandy, Realistic,

Shape

Very small Portable or Pocket-Set (Handheld) < 8 inch.

Notes

Telescopic antenna, made in the Philippines for Radio Shack.