This vintage Drake L-4B Linear Amplifier is a great addition to any ham radio enthusiast's equipment collection. Made in the United States, this amplifier is known for its quality performance and durability. It's perfect for those who are looking for a linear amplifier that can provide a powerful and clear sound. Whether you're a seasoned professional or a beginner, this Drake L-4B Linear Amplifier is a great investment for any radio enthusiast. Pre-owned in good condition. Works.