hello.anyone got some good urls on building HF amps with GS35B tube ? perhaps schematic and so on? and is there no one that got water cooling info for cooling HF amps with water ? //Thomas -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com