WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
Building, troubleshooting and testing of these amplifiers should only be
performed by someone who is thoroughly familiar with
the safety precautions around high voltages.
OK, biting the bullet and trying to get to grips with Spice. Where is the best (read: simplest) Spice for Dummies tutorial out there? LTSpice IV is the flavour de jour at mine so anything that focuses there would be good, but primary aim is SIMPLE CONCEPTS!!!!!