Past Forward

Activating The Henry Ford Archive of Innovation

A “Pocket-Sized” Possibility for the Future

October 20, 2020 Archive Insight
Black box with knobs and text; two batteries at side

Pocket Radio, circa 1925, manufactured by the Auto Indicator Company of Grand Rapids. / THF156309

Today, the portability of audio entertainment has become second nature to most people around the world. With relative ease, a person can put in/on a pair of headphones, wirelessly connect to a handheld device of their choosing and pick from a wide variety of options, including music, podcasts, audio books, etc. While we have become accustomed to this comfort and convenience today, in the early 1920s, “portable” and “wireless” tech, like the battery-powered “Pocket Radio” manufactured by the Auto Indicator Company of Grand Rapids, Michigan, was considered cutting edge in the audio entertainment industry.

The roots of the portable nature of the Pocket Radio can be traced back to Thomas Edison’s 1877 unveiling of his phonograph. The machine, which was the first to practically demonstrate that sound could be recorded and reproduced, proved that an audience didn’t have to be physically present in order to enjoy a listening experience. By the 1910s, subsequent improvements of the phonograph by other inventors and companies had brought a booming audio entertainment industry to the masses.

Three men in suits, two standing and one seated, around a piece of equipment
Thomas Edison, Charles Batchelor and Uriah Painter with Edison's Phonograph, April 18, 1878. / THF111744

Consumers grew used to the idea that the sounds they enjoyed could be listened to on their own time and in their own space – all with the help of their own personal phonograph. When World War I broke out, portable versions of phonographs found their way to the front lines not only for military use in the training of recruits, but also to entertain troops. The much-needed musical reprieve provided through a phonograph boosted morale by helping soldiers, individually or in groups, briefly escape the terror happening around them.

Wooden cabinet with four thin legs and decorative elements; top open to show machinery
Edison Diamond Disc Phonograph, 1919. In the years just after World War I, Americans loved listening to music on their phonographs. Thomas Edison's Diamond Disc Phonograph Company was at its peak of production. / THF63458

Wartime also provided an opportunity to explore another cutting-edge technology that had gained traction before the war – wireless communication in the form of radio waves. During World War I, the U.S. government took over the fledgling radio industry and instituted a ban on civilian use of radio in order to further their wartime experimentation. After the war, the ban was lifted in 1919, and by mid-1922 a “radio craze” was sweeping the nation, as Americans became infatuated with the new technology. Around the country, broadcasting stations began to spring up to serve the thousands of listeners seeking to tune in to hear music, news and more.

Man at a microphone is surrounded by many people with various noise-making items
Behind the Scenes of a Radio Drama, 1923 / THF120581

In 1924, partners in the Auto Indicator Company of Grand Rapids sought entry into this market with their Pocket Radio. As one of the first companies to patent and manufacture signal lights for automobiles, their demonstrated business savvy showed they understood that the increasing affordability of the automobile and a booming post-war economy meant more consumers on the go – and these consumers wanted to take their audio entertainment with them.

Small group of people in a field with two cars and a table covered in gear
Like many Americans during the 1920s, these two couples, their children, and a family dog, answered the call of the open road. The families have set up in an open field while auto touring. / THF105461

By today’s standards, the four pound (12 x 3 x 3 inches) “Pocket Radio” would not be considered “pocket-sized.” But in 1924, the summer tourist or picnicker that bought this radio for $23.50 would have understood that “pocket” referred to the pocket door of an automobile, where the radio could be stored. Without having to worry about bringing physical records to play on a portable phonograph or lugging around an early battery-powered table-top sized radio, a Pocket Radio owner could tune in to any broadcast station within five miles, and, with the addition of an aerial or ground receiver, could listen to a broadcast station that was 1,000 miles away.

Piece of equipment
Operadio 2 Portable Broadcast Receiver, 1923-1927. The Operadio 2 was among the first generation of commercial portable radios. While a "mobile" device weighing 30 pounds may be laughable to us now, the Operadio was a groundbreaking device. / THF160275

A seemingly smart product, the Pocket Radio didn’t bring the business partners of the Auto Indicator Company much success. By the mid-1920s, they had given up on the radio and molded their former business into the Multi-Selecto Phonograph Company, an unwise decision in a turbulent time. Throughout the 1920s, while the phonograph remained a viable product, the industry underwent significant strain with the changes brought on by the advent of the “Golden Age of Radio.” While companies tried to stay afloat by selling hybridized products that combined the radio and the phonograph, like many other phonograph companies of the time, the Multi-Selecto Phonograph Company wouldn’t make it out of the Great Depression.

Wooden cabinet with knobs and machinery inside
Victor Electrola, 1927. By the late 1920s, radio tuners, phonographs, amplifiers, and loudspeakers began to condense into one unit. Manufacturers housed this technology within attractive wooden consoles, accepted as furniture within consumer's living rooms. / THF159418

Today, the Pocket Radio serves as documentation of an exciting time in the history of technology, where new ideas met at a crossroads to provide the consumer with more personal freedom in how and where they enjoyed their entertainment choices.


Ryan Jelso is Associate Curator, Digital Content, at The Henry Ford.

20th century, 1920s, technology, radio, portability, Michigan, communication, by Ryan Jelso

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