Sound Equipment Hire Letchworth Garden City, Stevenage - Welcome to the Letchworth Garden City Sound Equipment Hire Directory listing recommended sound equipment hire companies in Letchworth Garden City. It lists those who offer pa systems and sound equipment hire in Letchworth Garden City, Stevenage. Do you have a Letchworth Garden City business? If so, why not advertise it on the Letchworth Garden City Business Directory - IT'S FREE.