[Drakelist] TR-4C USB/LSB C-130 Adjustment

Am struggling with adjustment of C-130 for equal pitch of noise w/ the LSB and  USB front panel switch per the manuals 9 MHz oscillator adjustments - Section 5-9.  Adjusting C-130 also seems to affect S-meter zero in USB and LSB.   My other xcvr, a TR-4CW/RIT,  also appears to behave the same

Re: [Drakelist] Distortion of T-4XB SSB

Change mikes first; that's easy and non-invasive, and often a cause...also, look at the possibility of overdriving. Is the CW signal clean? If the aforementioned are good, then it's somewhere in the audio/ssb circuits, which admittedly is a large area... Guy On 2/21/2014 4:33 PM, Richard