spressomon said:I went solid state with mine and have been 100% happy with it for the past 2 1/2 years. Smaller form factor, no heat sink needed...but probably more $.
http://www.perfectswitch.com/
Moody said:I haven't used anything else, but I am very pleased with the National Luna setup. It does everything for you, and the real-time in cab monitor is super nice.