Brett, This is the first I've heard about your simple superhet. Is ther more info that you'd be willing to fill me (us) in about it? I need a project for this summer. I have been considering a Regenerative tube receiver, the superhet would be better of course.Thanks in advance. Ken KC8QO
--- Brett Gazdzinski <[EMAIL PROTECTED]> wrote: > Ron, > I have an r390A. > Very good receiver, its a bit ugly compared to some > others, > but a very good design. > It needs the audio taken off the diode load in the > back, and put > into a nice audio amp and speaker to be hi fi, as do > most receivers. > > Used to be my favorite one to use while I was on the > air, as its > accurate, stable, reliable, has a scope output, nice > mechanical > filters, etc. > > I have since found out its quite noisy though, and > now I notice > I have a bad cap crackling someplace in the audio > background. > > Its not a receiver you want if you jump around a > lot, way too much > cranking of knobs, but if you stick around one band, > its great. > > The gears and alignment are not bad, the alignment > is actually > easy, the pain is when you break a gear clamp buried > under > a lot of other gears. > Then, its a bit of like working on a transmission. > > My simple home brew superhetrodine blows the r390 > away, better > fidelity, much lower noise level, better AM filter > bandwith, > better frequency accuricy, easier to jump between > 160, 80 and 40 meters. > > The r390 would be better than ANY stock rice box > receiver though... > > Brett > N2DTS > > > > > > > > > > > Hi again... I have a chance to buy a R 390A. All > those > > gears, etc. look imposing. It is really such a > great radio? > > from Ron VE4SR > > > > --- StripMime Report -- processed MIME parts --- > > multipart/alternative > > text/plain (text body -- kept) > > text/html > > The reason this message is shown is because the > post was in HTML > > or had an attachment. Attachments are not > allowed. To learn how > > to post in Plain-Text go to: > http://www.expita.com/nomime.html --- > > _______________________________________________ > > AMRadio mailing list > > AMRadio@mailman.qth.net > > http://mailman.qth.net/mailman/listinfo/amradio > _______________________________________________ > AMRadio mailing list > AMRadio@mailman.qth.net > http://mailman.qth.net/mailman/listinfo/amradio __________________________________________________ Do you Yahoo!? Yahoo! Tax Center - File online, calculators, forms, and more http://tax.yahoo.com
