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

Paul Bicknell paul at bicknells.f2s.com
Mon Sep 9 21:24:43 UTC 2019


Hi all thank you I have now printed out the dater sheets for 

The  ICS570B		NB3N502		ICS 512

These are all new to me so my next question are there any PCB's available
for any of the above  

For best timing  work should I go for Sq wave or sine wave output and out of
the 3 is their a preference 

Must do some work and reading  so 
Thank you to all  Paul B  south coast   UK



-----Original Message-----
From: time-nuts [mailto:time-nuts-bounces at lists.febo.com] On Behalf Of paul
swed
Sent: 09 September 2019 20:10
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] 5 Mhz to 10 Mhz and 25 Mhz

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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