Werbel Microwave (RF power couplers, dividers)

Arvin Models 444, 444A Schematic & Parts List
November 1946 Radio News

November 1946 Radio News

November 1946 Radio & Television News Cover - RF Cafe

Wax nostalgic about and learn from the history of early electronics. See articles from Radio & Television News, published 1919-1959. All copyrights hereby acknowledged.

This schematic and parts lists for the Arvin model 444 and 444A tabletop radio were scanned and OCR'ed from the November 1946 issue of Radio News magazine. It was a compact, stylish, and affordable radio for the early post-World War II era (see advertisement to left). From what I can find, it was built in the 1945-1946 timeframe, so it was one of the first having been newly made radios after the three to four year suspension of domestic electronics production while the War Powers Act allowed the government to mandate companies dedicate capacity to wartime products. There are still many people who restore and service these vintage radios, and often it can be difficult or impossible to find schematics and/or tuning information. This is an abbreviated version of the very informational Radio Service Data Sheets usually printed. A running list of all data sheets is included at the bottom of the page.

Arvin Models 444, 444A

Arvin Models 444, 444A Schematic

Tube sockets are viewed from under side of chassis. Voltage readings shown at socket prongs are to floating ground and are taken with no signal. A.C. line voltage at 117 volts where no reading is given the voltage is zero or too low to read.

Arvin Models 444, 444A Parts List

Arvin Radio: A Brief Overview and Historical Context

Arvin, brand of Noblitt-Sparks Industries, was a brand of car radios and audio equipment that was popular in the 20th century. Founded in the 1930s, Arvin quickly established itself as a leader in the field of automotive sound systems. Known for its quality and reliability, Arvin's products were widely used by American consumers and became synonymous with in-car entertainment.

At a time when radio was still a relatively new technology, Arvin's car radios stood out for their compact size and ease of use. They were well-designed and offered a range of features, including AM/FM tuning, volume control, and push-button tuning. Arvin also offered a range of other audio products, including home radios and portable speakers, that were well-received by consumers.

Over the years, Arvin continued to evolve and innovate, adding new features and keeping up with changing trends and technologies. The company's products were widely available through a network of dealers and distributors, and they were often featured in advertising and promotions aimed at the American public.

Despite its early success and popularity, however, Arvin faced increased competition in the latter half of the 20th century. New technologies, such as cassette tapes and CD players, emerged and changed the way people listened to music in their cars. Additionally, foreign brands entered the market and offered products that were more advanced and less expensive than Arvin's offerings.

Despite these challenges, Arvin remained a significant player in the automotive audio market for many years. However, as the company faced financial difficulties in the latter part of the 20th century, it was eventually acquired by another company and the Arvin brand was discontinued.

Today, Arvin is remembered as a pioneering brand in the field of automotive audio. Despite the challenges it faced and its eventual decline, its legacy continues to influence the industry and is still celebrated by many people who remember its products and the role they played in shaping the American automotive landscape.

In conclusion, Arvin was a popular brand of car radios and audio equipment that was known for its quality and reliability. Although the company faced increased competition and eventually declined, its legacy continues to influence the industry and is remembered by many people today as a pioneer in the field of automotive audio.

Posted September 30, 2022
(updated from original post on 10/19/2014)

Radio Service Data Sheets

These schematics, tuning instructions, and other data are reproduced from my collection of vintage radio and electronics magazines. As back in the era, similar schematic and service info was available for purchase from sources such as SAMS Photofacts, but these printings were a no-cost bonus for readers. There are 227 Radio Service Data Sheets as of December 28, 2020.


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Arvin Models 444, 444A Schematic & Parts List November 1946 Radio News

Arvin Models 444, 444A Schematic & Parts List
November 1946 Radio News