Profile: Hatcher Amps Co. specializes in audio and video equipments. Our product line includes board kits, capacitors, control pots, cords, plugs, foot switches, resistors, transformers, chokes, sockets and wires. Our 10 uf sprague atom filter caps are made up of aluminum metal with temperature -20°C to +85°C. .75° diameter x 1.69° length. Our 100 Watt Plexi board kit is equipped with hookup kit. Components used are orange drop capacitors, silver mica capacitor, Carbon Comp resistors and metal film for B+. On a scale of 1 to 10 amp overall performance is close to a 15. This is a kick-but enhancement for both the 50 and 100.