Product designed for communication applications where stability and dial accuracy of the highest order are the prime requisites. Includes specifications and detailed photos.

Personal site of an amateur boatanchor that contains reference information on the R-390 series of radios, with featured articles, and links.

Features collection of tube-type short wave receiver brands, with photos and product specifications.

Page dedicated to the German tube-type communications equipment. Includes news updates, and contact facts.

Provides descriptions on the receiver models and designs, including data on tube line-ups.

Information about the classic radio receiving set that includes features, photos, and specification details.

General information about the R-1051 receiver model with photos.