#Bakelite was the first molded plastic used to make radio housings, produced in unfinished brown, or with painted coatings that were prone to scratches and paint loss. #radioSFO
This tweet was posted on October 11, 2018.
#Crystal sets required a large antenna and a good ground connection to be effective. Due to their low output, crystal sets could not power speakers and listeners wore headsets. #radioSFO
This tweet was posted on March 21, 2018.
#Crystalradios did not operate from batteries or household current-they relied on a semi-conductive mineral known as a crystal and simple circuitry to harness energy directly from radio waves in the air. #RadioSFO
This tweet was posted on March 21, 2018.
#Radio courtesy of the collection of California Historical Radio Society. "On the Radio" is on display, post-security, in Terminal 3. https://t.co/1nHbV738Te #RadioSFO
This tweet was posted on May 14, 2018.
#Radio was utilized as an informational resource, perhaps no more eloquently than by Franklin D. Roosevelt. Beginning in 1933, the president embarked on a series of Sunday-evening “Fireside Chats” produced in an informal, yet comforting manner on current events. #RadioSFO
This tweet was posted on September 11, 2018.
A sandwich? A ketchup bottle? Gumby? All of the items in this case are radios! See more #radios in "On the #Radio" on display, post-security, in Terminal 3. https://t.co/1nHbV738Te #radioSFO
This tweet was posted on August 28, 2018.
Avid inventor and San Jose, CA, resident Charles Herrold conducted the first scheduled radio broadcasts by inventing his own transmitting technology. From 1912-17, he and his wife Sybil hosted shows such as the weekly Wednesday Little Hams Program. #RadioSFO
This tweet was posted on July 25, 2018.
By 1964, more than 61,000 roadside motor hotels, commonly known as motels, dotted America’s highways and byways. Many motel proprietors installed coin-operated #radios in their rooms to maximize profits. #radioSFO
This tweet was posted on October 24, 2018.
Cathedral #radios are one of the most iconic style of radios. Named for their resemblance to the interior arches of European cathedrals, they were constructed of plywood molded over arched wooden frames. #radioSFO #radio
This tweet was posted on April 05, 2018.
Coin-operated radios provided an hour of entertainment at the drop of a quarter or dime. Manufactured from the late 1940s into the 1950s, these novel radios are indicative of a bygone era. #radioSFO
This tweet was posted on October 24, 2018.
Did you know our exhibition, "On The Radio" is full of local Bay Area history? During the 1920s, some of the best-performing crystal #radio sets such as the wooden one shown here were manufactured by Uncle Al’s #Radio Shop in #Oakland, #California. #RadioSFO
This tweet was posted on October 02, 2018.
During the 1930s, E.H. Scott produced some of the most expensive radios ever made. Scott radios were advertised as “The Stradivarius of Radio.” #radioSFO #radios #radio
This tweet was posted on July 03, 2018.
During the 1930s, the finest #radio sets were influenced by popular aesthetic movements such as Art Deco, with designs rendered in streamlined and asymmetrical shapes. #RadioSFO
This tweet was posted on May 14, 2018.
Finely crafted wooden cabinets with carefully radiused corners were artfully designed. Wood-case sets were the flagships of tabletop radios and paired contrasting grill cloths with bright metals and lacquered woods. #RadioSFO #ontheradio #radio #radios
This tweet was posted on August 07, 2018.
From picnics in the park, to outings at the beach or simply relaxing in the backyard, portable #radios brought the style and excitement of #radio technology outdoors. #RadioSFO
This tweet was posted on June 14, 2018.
In 1932, Scott introduced the Allwave Deluxe, a twelve-tube, three-band receiver that featured a five-stage sensitivity control to fine-tune stations depending on distance and electrical interference. #radioSFO #radio #radios
This tweet was posted on July 03, 2018.