[time-nuts] FE-5680A no 10MHz RF output?

Volker Esper ailer2 at t-online.de
Sun Nov 25 18:04:51 UTC 2012


Am 25.11.2012 18:29, schrieb James Peroulas:
>> Message: 3
>> Date: Sat, 24 Nov 2012 11:10:02 -0600
>> From: Ed Palmer<ed_palmer at sasktel.net>
>> To: Discussion of precise time and frequency measurement
>>          <time-nuts at febo.com>
>> Subject: Re: [time-nuts] FE-5680A no 10MHz RF output?
>> Message-ID:<50B0FF6A.7030509 at sasktel.net>
>> Content-Type: text/plain; charset=windows-1252; format=flowed
>>
>> I have a similar unit that I picked up a few years ago.  It only has a 1
>> PPS output.  That's the way it was designed.  There are so many
>> different versions of this stupid model that it's impossible to be sure
>> what you're buying until you get it on your bench.
>>
>> If yours is like mine, the DDS is putting out 2^23 Hz (~8.39 MHz) which
>> then goes through a fixed divider to 1 Hz.  You can access the 8 MHz
>> signal via a tiny socket on the DDS board.  There is info online on how
>> to modify the unit to bring that signal out to a connector and program
>> it for other frequencies.  If you change the frequency, the 1 PPS also
>> changes frequency.
>>
>> Ed
>>
>
> Ugh... Hopefully he'll let me return it. This is the first time I've bought
> an $80 item from China and I've been burned :(
>
> JP
>

If this is so, it has to be a very unfortunate mischance. I've been 
trading with China numerous times, there was nothing to fault on.

Cheers

Volker






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