Don, After setting 80m high freq to 6.0v the low freq 3500kHz measured 1.7V. Everything else measured 8.0v which as you know IS about .5v above the upper limit of the range. I will try to see if I can get some more spacing on the windings on T5 and try again.
73< Ed KE7HGA On 6/4/11 10:51 PM, Don Wilhelm-4 [via Elecraft] wrote: > Ed, > > You seem to have run out of adjustment range on L30. > > You will have to change the turns spacing on T5 to produce a voltage at > R30 that is within range. > > Since your R30 voltage is 8 volts, when tuned to 4000 kHz, tune to a > lower frequency so that the voltage is something less than 8 volts. > > Once you have done that, alter the spacing on T5 to reduce the voltage > even further - adjust until the voltage is at something like 5.5 volts - > then adjust L30 to bring it up to 6.00 volts when tuned to 4000 kHz. > > Once the R30 voltage is set at 4000 kHz, check the ends of each band to > be certain the voltage is within range for all bands. If it is not, you > may have a capacitor problem in the VFO Range Select area (ask about > that problem specifically). > > 73, > Don W3FPR > > On 6/4/2011 10:09 PM, EMD wrote: > > > All, > > > > I have mad it to page 64. When I check the volts at R30 using my > DMM I get > > 8 volts. I assume that the left side of R30 would be having the > front of the > > radio facing me so the lead I tested was towards adjacent the side > panel. > > It did drop to 7.5v but at that reading the L30 was at what appeared > to be > > it's maximum travel limit toward the top of the can. > > > > I searched the reflector and have found that I have 4.0 volts at U6 > pin 5. > > I have 16 turns of red and 4 turns of green wire on T5. When I > decrease the > > frequency from 4000kHz the voltage does drop. > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[hidden email] > </user/SendEmail.jtp?type=node&node=6441240&i=0> > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > > > ------------------------------------------------------------------------ > If you reply to this email, your message will be added to the > discussion below: > http://elecraft.365791.n2.nabble.com/VCO-Alignment-on-K2-7109-tp6441114p6441240.html > > > To unsubscribe from VCO Alignment on K2 7109, click here > <http://elecraft.365791.n2.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=6441114&code=ZWR3YXJkZG95bGVAbWFjLmNvbXw2NDQxMTE0fC00NzE3Mzc3Nzg=>. > > -- View this message in context: http://elecraft.365791.n2.nabble.com/VCO-Alignment-on-K2-7109-tp6441114p6441297.html Sent from the Elecraft mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
