Frank, The carrier balance adjustment is made in SSB, not CW. See page 15 of the T-4XB manual under "CARRIER BALANCE ADJUSTMENT".
Ken, WA2LBI On Mon, Mar 22, 2010 at 09:42, iz oos <[email protected]> wrote: > Hi! > > I did my homework! Indeed, the carrier oscillator crystal frequency > was not exactly set to 5.645 MHz, mainly due to C2 which was offest by > 30 degree and a bit also to T14 which was not completely peaked. > Switching sideband switch back and forth it was easy to note > difference in plate current and Adjust C-2 to make the current and > output of the sidebands equal. Current was about 0.8 and output zero > or close to zero. > > > Plugging the mike, both sidebands now sound much more the same, > however I had still to rebalance the carrier balance control which was > set fully counter clockwise. Setting the function switch to CW and and > PTT on mic ON the relative output meter stays at zero for whatever > adjustment of the carrier balance control !!!! So, I CAN'T rebalance > the Carrier Balance control !!!! > > Why is that??? > > 73, > > Frank IZ2OOS > > > > > 2010/3/21 Garey Barrell <[email protected]>: > > Frank - > > > > Start with the Carrier Oscillator, Filter Match & Balanced Modulator > > alignment in Section VII, Section B. The idea is to get the Carrier > > Oscillator "centered" in the valley between the two filters as shown at > "0" > > on Page 37. > > > > 73, Garey - K4OAH > > Glen Allen, VA > > >
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