0kHz.
Keeping both keys pressed the step is 1MHz.
<br>If you use mouse wheel the rig frequency is changed while turning. There is no need to press enter then. Just move mouse cursor away from frequency display.

<ul><li><strong>NOTE: </strong>Check <strong>pereferences/TRXcontrol/Switch only between mode related memories</strong><br>Cqrlog TRXcontrol memories are categorized by mode (groups). CW, SSB(=AM+USB+LSB+FM), RTTY(=RTTY+DATA+PKTLSB+PKTUSB+PKTFM)[no mode selector for PKT*  but you may "M wri" them an