Its measured noise floor is consistent with that expected from the noise specifications for the opamps employed.
Bruce > On 24 October 2019 at 08:46 Tom Knox <[email protected]> wrote: > > > Hi John; > Amazing product, I did not realize you could use the TADD-1 for 100MHz > distribution. > I do have a question, as someone who has tested most of the commercially > available distribution amps on the market TADD-1's -140dB @ 1Hz is among the > very very best best in the industry, (nothing is close for the price) but > compared to the very best the noise floor is a bit higher. Is this simply a > result of a raw board instead of a shielded enclosure? > Thanks; > > Tom Knox > > 303-554-0307 > > [email protected] > > "Peace is not the absence of violence, but the presence of Justice" Both MLK > and Albert Einstein > > ________________________________ > From: time-nuts <[email protected]> on behalf of John > Ackermann. N8UR <[email protected]> > Sent: Wednesday, October 23, 2019 11:54 AM > To: ew via time-nuts <[email protected]> > Subject: Re: [time-nuts] 10MHz dist amps > > FWIW, I designed the TADD-1 to have equal length signal paths for all six > channels. > > 73, > John > > On Oct 23, 2019, 1:01 PM, at 1:01 PM, "Bill Dailey, MD, MSEng, MSMI" > <[email protected]> wrote: > >I am working in a project that requires me to have very similarly > >phased > >10mhz references (beamforming). > > > >Previously I just used splitters for 10MHz but now I am graduating to a > >distribution amplifier. Looking for suggestions/recommendations and > >what I > >should consider. Distributing a Fury or a manually set 1111a (May have > >the > >numbers wrong on this) oscillator. > > > >1. TADD-1 x 2 > >2. 5087A > >3. 58502A > > > >2&3 are from the usual auction site and may have problems now or in the > >future. > >-- > >Doc > > > >Bill Dailey > >KXØO > >_______________________________________________ > >time-nuts mailing list -- [email protected] > >To unsubscribe, go to > >http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > >and follow the instructions there. > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
