> with a a +11 dBu signal at the antenna jack. > Adjust menu 9-1 for 1 bar on the S Meter. > Why, because the service manual says to do it this way. > Winds up to be about 12-13 on the menu without the Inrad front end mod. > I wondering if someone can, after performing this process, see what level of signal is required for an S-9 reading on the S-meter. Tom W6EIJ