A long time ago I saw a nitro engine dyno on a web site and Ive been going crazy busting my %& to find it so I could build one and last week I found one with plans!!! My printer was out of ink so I started to copy it and a thunderstorm hit and I Lost power! I was sooo mad lol. Any way all I know is you use a elec. slave moter ,5- 10 ohm 10 watt resistors 5 DTDP switches and a amp metor CAN SOME ONE PLEASE HELP ME?