The Heathkit AA-161 is a classic kit originally released in 1975. It's a 2-meter (VHF) mobile communication receiver designed for amateur radio operators (also known as "hams"). The kit includes all the necessary components and instructions for assembling a fully functional receiver, providing a rewarding and educational experience for hobbyists and electronics enthusiasts. The AA-161 has many features, including a dual conversion superhet design with a crystal-controlled local oscillator, a panoramic display, and an adjustable squelch. It's still a popular choice among vintage radio collectors and is highly sought after for its performance, history, and simplicity.