What is the Radiola III?

What is the Radiola III?

The Radiola III is a battery-powered regenerative type receiver, using two type WD-11 tubes. One tube acts as the detector, the other as an audio amplifier. It receives frequencies from 470-1540 kilohertz, approximately the same as our modern standard broadcast band. This is a small radio.

What is the battery size of the Radiola III ar-805?

Model: Radiola III AR-805 Type RI – RCA RCA Victor Co. Inc.; New Wooden case, TUBES VISIBLE. Tablemodel, with any shape – general. “A” battery for filament heating: Four to six 1.5 volt dry cells connected in parallel. Good batteries are recommended, having approximate dimensions of 2.5 inches diameter by 6 inches high.

When was the Radiola radio made?

The original Radiola models were all made between 1921 and 1931. During those years “The Radio Corporation” (as it was then known) had no manufacturing faculties, all Radiola models were made by companies like GE, Westinghouse, Graybar, Brunswick and a few others.

What do the wires on the Radiola III battery look like?

The Radiola III battery wires have little metal tags on the ends, with stamped labels corresponding to the labels used in the battery diagram and schematic. This is very helpful if the colors on your wires have faded, as mine have.

What is a long wire antenna?

Nearly all US built radio receivers made from the early days to the late 1930’s required an external “long wire” antenna. Most sets made after the late 1920s had one or more terminals on the rear of the chassis or a *pair of wires hanging out the rear that was hard wired to the radio’s circuitry.

Why do I need an antenna for my Radio?

In the early days of radio (1920’s), stations were often quite distant from the general public and few transmitted with a lot of power. For good reception in rural areas and most small towns, a good external antenna was required.