On a Linear Amplifier would having the output relay of the amplifier operate 20 millisecs before the input relay be sufficient to keep RF from being on the output contacts before they are closed? Denis VE6AQ -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com