Not if CONFIG: CW WGHT 5 is selected Automatic VFO offset SSB/CW. The indicated carrier frequency will vary by the amount of the selected sidetone.
Regards, Mike VP8NO On 19/11/2011 19:44, Don Wilhelm wrote: > Mike, > > Not all transceivers shift the transmit frequency. > > The Elecraft K2 and K3 dial always indicate the carrier frequency, and > what is displayed does not change when changing modes. With Elecraft, > the pitch of signals will change when changing between CW and SSB. > > OTOH, my Yaesu transceivers do shift the displayed frequency when > changing between SSB and CW, but they shift the receiver - the display > will indicate the transmitted carrier frequency. If you were receiving > a signal in SSB mode and shift to CW, the pitch will stay the same. > > With either Elecraft or Yaesu, there is nothing complicated to figure > out - set the displayed frequency to the center channel frequency - but > with the Yaesu, one must do that AFTER setting to CW mode. With the > Elecraft gear, you can set the frequency in whichever mode you choose, > then switch to CW. > > 73, > Don W3FPR > > On 11/19/2011 4:47 PM, Mike Morrow wrote: >> The point to be taken is that most HAM transceivers, when the emission >> mode is changed from USB to CW, shift either the effective receive or >> the transmit frequency by the desired amount of sidetone frequency. >> They don't shift both the effective receive AND the transmit >> frequency. For example, a transceiver tuned to 5357.0 kHz on the dial >> in USB mode will produce a zero Hz AF output when receiving a >> transmitted signal of 5357.0 kHz, and a 1500 Hz AF output when >> receiving a transmitted signal of 5358.5 kHz. When the transceiver is >> shifted to CW mode, the receiver frequency typically remains 5357.0 >> kHz, while the transmitter frequency is shifted up to typically 5357.8 >> kHz (for 800 Hz CW sidetone). But the new FCC rules require that the >> CW transmit frequency be 5358.5 kHz, which will produce an undesirably >> high side tone to any USB/CW mode receiver set to 5357.0 kHz. If you >> are in a USB phone QSO on 5357.0 kHz, anyone sending a CW signal on >> that channel must do that using 5358.5 kHz. The phone boys will hear >> not the typically 800 Hz sidetone, but rather a high 1500 Hz sidetone! ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
