-
cavity magnetron tube
This is the main component to a microwave and it was originally supposed to be used to locate enemy ships and air crafts during WWII. -
Percy Spencer made a patent
He filed for a patent for the first microwave when he noticed that a chocolate bar had melted in his pocket while he was standing close to a cavity magnetron tube. -
The RadaRange
This was the first commercial microwave. It was sold to restaurants, ship galleys and canteens. It was 750 pounds and 6 feet tall. This costed $5,000, which would be around $112,336 today. -
Residential microwave
Tappan made the first residential microwave but it wasn't very common in homes because it was big and because it was $1,300. -
Counter top microwaves
The first counter top microwave was made by Amana. it used 115 watts of power and was $500. This build was smaller, safer, and more reliable than the previous microwaves that were created. -
New microwave ovens
Two new models were added, one was priced at $349 and the other was priced at $399. -
Period: to
New Features
Amana launched the automatic defrost in 1974 on the RR-4D model. then in 1975 they were the first to introduce a microprocessor controlled digital control panel with their RR-6 model. -
Microwave Normality
This is when microwaves became normal in houses. Around 90% of American households owned a microwave and more people kept buying them. These days it is weird if you don't have a microwave in your house.