Tom Beibel wrote: I like Kenny's little program because it figures out mixed loads (merc and neon) nicely. I am not sure if he factored in short or longer tube lengths in the mix but it certainly is useful for the ability to mix transformer sizes to what you have on the shelf. **What program? Did I miss something? This sounds useful. Could someone send me this program? Would like to know what method he uses to mix loads, etc. Jeff