I was going to mention both Clifton Labs and the Active-Antenna.eu site. Mike va3mw
On Mon, Feb 2, 2015 at 7:10 PM, <[email protected]> wrote: > Hi Andy , > > I use preamps from three different manufacturers in my station : > > - DX Engineering RPA-1 $143.95 > - Clifton Labs Z10043 (or Z10042) Norton Preamp $100.00 (with enclosure) > - Advanced Receiver Research P1-30/20VD $69.95 > > I use W3LPL bandpass filters in front of every preamp because > of the extreme out-of-band signal levels in my multi-multi station. > > All three types of preamps perform very well, I've detected no > practical difference in performance among the three types of preamps > used on my Beverages and 8-circle receiving arrays. > > The Clifton Labs Norton preamp is clearly superior on 15 and 10 > meters because it appears to be unconditionally stable. The same is > not true of the ARR preamps which self-oscillate on 15 and 10 meters > when fed through a band pass filter. I've never observed the self- > oscillation problem with ARR preamps on 160 through 20 meters. > > 73 > Frank > W3LPL > > > > ----- Original Message ----- > > From: "Mike Waters" <[email protected]> > To: "Andy YO3JR" <[email protected]> > Cc: "topband" <[email protected]> > Sent: Monday, February 2, 2015 9:17:32 PM > Subject: Re: Topband: Preamplifiers > > This is what I use: > www.w0btu.com/W0BTU-broadband-preamps.html > > 73, Mike > www.w0btu.com > > On Mon, Feb 2, 2015 at 3:08 PM, Andy YO3JR <[email protected]> wrote: > > > > > Can someone recommend me a good preamplifier for the beverage antennas on > > 80/160m? > > > > I found on the market a few like Z10043 Norton Amplifier, KD9SV dual band > > preamp, RPA-1 from DX Engineering. > > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband > _________________ Topband Reflector Archives - http://www.contesting.com/_topband
