[time-nuts] 5 Mhz to 10 Mhz and 25 Mhz

paul swed paulswedb at gmail.com
Mon Sep 9 19:10:29 UTC 2019


Have to say that chip looks identical to what Burt sent earlier. Settings
and all.

On Mon, Sep 9, 2019 at 3:01 PM Bob via time-nuts <time-nuts at lists.febo.com>
wrote:

> You might look at the NB3N502  PLL mult chip. I've used this chip on my
> rubidium interface board and other projects.  It's cheap, current
> production and does a number of multipliers from 2X 2.5X 3X 3.333333x 4X
> and 5X  Available from Mouser and others.  I'm using one in a hybrid CW
> transmitter as a nearly coil-less scheme with a 6CL6 final.  all 5 bands
> from either a 80 meter or 40 meter crystal. Keys really clean too.
> Bob, KE6F
>
>
> -----Original Message-----
> From: paul swed <paulswedb at gmail.com>
> To: Discussion of precise time and frequency measurement <
> time-nuts at lists.febo.com>
> Sent: Mon, Sep 9, 2019 9:01 am
> Subject: Re: [time-nuts] 5 Mhz to 10 Mhz and 25 Mhz
>
> Bert was looking at the ICS512 and have to agree the price is cheap. How
> have you applied them. It seems really simple. Do you follow with
> filtering. Looking at 5 > 10 MHz and 5 > 15...
> regards
> Paul
> WB8TSL
>
> On Mon, Sep 9, 2019 at 7:03 AM ew via time-nuts <time-nuts at lists.febo.com>
> wrote:
>
> > PaulThe easiest way is one or two  ICS512 or ICS570B we use the 570
> > extensively. Digi Key and ebay have both
> > Bert Kehren
> > In a message dated 9/8/2019 10:49:33 AM Eastern Standard Time,
> > paul at bicknells.f2s.com writes:
> >
> > Dear all
> >
> > Can any one point me in the direction of a circuit that can convert
> > 5 Mhz signal to give me 2 outputs one at 10 Mhz and another at 25 Mhz
> >
> >
> > Regards Paul B
> >
> >
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