Electro-Voice 822 is a monaural AM-FM tuner designed for both home and professional use. It features a solid-state design for durability and reliability. The tuner has separate antenna inputs for AM and FM, allowing for optimal reception of both types of broadcasts. The FM section has an AFC (Automatic Frequency Control) circuit, which helps to keep the tuner locked onto the desired station, even in the presence of interference. The tuner also has two output jacks, allowing it to be connected to multiple audio devices.