1930's Knight Tube PA Amplifiers Ad Mar 19 Written By Iain I didn't realize Knight was operating in the 30's. These are for PA systems of the day and were operating at higher wattage into Class B. Knight Iain
1930's Knight Tube PA Amplifiers Ad Mar 19 Written By Iain I didn't realize Knight was operating in the 30's. These are for PA systems of the day and were operating at higher wattage into Class B. Knight Iain