> Thanks for the link, do you know if Elecraft included this mod and > when they may have started doing so, and if they did, how I can tell > that my K3 has it?
The modification information indicates that it was incorporated in production beginning about 1 Sept 2009 (RF board Rev H3 and later). > With the age of this unit (#4249), I would prefer not to start > modifying it just yet, at least not until the warranty expires. That modification will not void the warranty if done properly (e.g. if you don't use a torch!). However, if you prefer to avoid modifications, the Clifton Labs buffer is an alternative. I messed up the link in the last response - here's the correct one: <http://cliftonlaboratories.com/z10000_buffer_amp.htm> 73, ... Joe, W4TV On 6/6/2010 10:10 AM, QRZ wrote: > Hi Joe, > > Thanks for the link, do you know if Elecraft included this mod and > when they may have started doing so, and if they did, how I can tell > that my K3 has it? > > With the age of this unit (#4249), I would prefer not to start > modifying it just yet, at least not until the warranty expires. > > It's unfortunate for me that I wasn't aware of this short fall > before purchasing what I was told was a good solution for the lack of > a panoramic display on the K3. > > Thanks to you and Don for the information. 73 George...WA1NTA > > -----Original Message----- From: Joe Subich, W4TV > [mailto:li...@subich.com] Sent: Saturday, June 05, 2010 10:10 PM To: > WA1NTA; Elecraft Reflector Subject: Re: [Elecraft] SDR-IQ > > > Unless you have performed the IF Output buffer gain modification > <http://www.elecraft.com/K3/mods/IF_Output_Buffer_Gain_Mod_Rev_A.pdf> > > or use the Clifton Labs broadband buffer amplifier between K3& SDR-IQ > <http://www.elecraft.com/K3/mods/IF_Output_Buffer_Gain_Mod_Rev_A.pdf> > > what you see is entirely normal. > > The unmodified K3 IF output is approximately 17 dB lower than the RF > signal input level. > > 73, > > ... Joe, W4TV > > On 6/5/2010 9:09 PM, WA1NTA wrote: >> >> >> >> Does anyone have the correct settings for the K3 to work properly >> with the SDR-IQ? I'm sure I've got something set wrong because when >> I connect the > IQ >> to the IF and switch output the levels seem very low, I can see >> signals on 40 but they don't seem representative of what I am >> hearing and what the S Meter is telling me. When I switch to 17, I >> can't see any activity on the scope, but I can hear signals on the >> band. However when I connect the antenna directly to the IQ and set >> EXT Radio back to none, I am able to observe signals and tune them >> in on 17 with no problem. >> >> Thanks in advance. George WA1NTA > > ______________________________________________________________ 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