Cars in the 1930s were significantly more luxurious than their 1920s counterparts. Constant innovation led to higher sales, safety and customer satisfaction. Advertisement For example, they included radios and heaters! The body design got a bit more sleek and rounded. Other important new inventions ...
In the days before instant messaging, email and the host of electronic communications we enjoy today, the ham radio was a means of communicating with people all over the world. Here is some background on ham radios, how they are used, and why they remain popular today. Also known as amat...
Picture - Hawker Hurricane Mk IIC PZ865 (Battle of Britain Memorial Flight), the last Hurricane produced. It is in the "Night Intruder" scheme of the aircraft of Czech pilot Karel Kuttelwascher of 1 Squadron in 1942. Though faster and more advanced than the RAF's current front line bipla...
Describing his idiosyncratic x-ray photography as 'an artistic joy ride… always organically evolving as he discovers and develops new techniques', Roy Livingston's X-ray Visions archive is a veritable playground of technicolour images of radios, ray guns, cameras and, in this instance...
In the 1920s, ship radios were used to link physicians with sailors to assist during medical emergencies at sea. In 1955, the Nebraska Psychiatric Institute was one of the first facilities to use closed-circuit television for healthcare purposes. In the 1970s, paramedics in remote Alaskan and...
Here is some background on ham radios, how they are used, and why they remain popular today. Also known as amateur radio, ham radio has been around since the 1920s, almost as long as broadcast radio. With the success of radio in general, the concept of a small radio set that would ...
The first crystal oscillators were developed in the 1920s, and just twenty years later, tens of millions of them were needed each year to supply the military during World War II. Today, billions of quartz crystals are used to make oscillators for watches, clocks, radios, televisions, ...
motorcycles and cars began replacing horse carriages. By the 1920s, Ford Model T’s were modified as one of the first patrol cars used by the police. Features like top mounted traffic lights were added. Today, police cars contain advanced equipment from two-way radios to laptops enabling offi...