I simply used my back-up station transceiver (FT-1000) into the dummy load with the drive cut all the way back. I also disconnected the antenna from the SDR 1000. It provided a nice strong stable signal for calibration. Bob K8MLM In a message dated 9/14/2006 6:00:50 P.M. Eastern Daylight Time, [EMAIL PROTECTED] writes:
Build a simple crystal or LC oscillator fom the ARRL handbook. Tom Thompson W0IVJ Jim Lux wrote: >At 12:02 PM 9/14/2006, Tim Ellison wrote: > > >> Eric said: >>No typo here. It is useful to have a stronger signal than -73dBm when >>doing the image calibration. >> >>So anyone have a good recommendation for a stable signal generator that >>won't break the bank? >> >> > >I assume the Elecraft unit has a pad to get the level down to sub >nanowatt levels? Why not remove or change the pads. > >There are a fair number of inexpensive quiet oscillators out >there. If you aren't concerned about frequency accuracy, then any of >the inexpensive low jitter clock oscillator modules would work. You >can follow it with a pad, a LC BPF, and a pad. Minicircuits sells >inexpensive IF filters for, e.g. 10.7 MHz, and they do quite nicely >for removing harmonics from a 10MHz source. > >If you want good frequency accuracy, low phase noise, and a bunch of >power, what about a 10 MHz OCXO from someone like Wenzel or surplus >HP/Agilent unit. > > > > >_______________________________________________ >FlexRadio mailing list >[email protected] >http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >FlexRadio Homepage: http://www.flex-radio.com > > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: /pipermail/flexradio_flex-radio.biz/attachments/20060914/f41e184e/attachment.html _______________________________________________ FlexRadio mailing list [email protected] http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ FlexRadio Homepage: http://www.flex-radio.com -------------- next part -------------- An HTML attachment was scrubbed... URL: /pipermail/flexradio_flex-radio.biz/attachments/20060914/a001ed6b/attachment-0001.html _______________________________________________ FlexRadio mailing list [email protected] http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ FlexRadio Homepage: http://www.flex-radio.com
