Sparton produced their own tubes for many of their early receivers, using both the Sparton and Cardon names. Many of the tubes shown here were special versions of standard types and not directly interchangable. Later Sparton tubes had 400 series prefixes and were industry standard types.

Cardon AC-373

Sparton Detector

Sparton C-401

Sparton C-181

Sparton C-182

Sparton C-182B

Sparton C-183

Cardon C-484

Sparton 485

Sparton 686

Sparton 486

Sparton C-585 (mesh plate)

Sparton C-585 (solid plate)

Sparton C-586