The Channel Master 9512-A Antenna Rotator is a specialized product designed for ham radio enthusiasts looking to improve their antenna's performance. Specifically made for Channel Master antennas, this rotator allows for easy positioning to find the best signal strength and direction. With its durable construction and compatibility with various antenna models, the 9512-A is a valuable vintage tool for enhancing radio communication capabilities. Sold as is for parts. Motor turns when plugged in and squeaks. Likely has stripped gears. Sold for parts only!