[time-nuts] Trimble TB PCB board gpsdo question

Erno Peres ernieperes at aol.com
Fri Jan 25 14:15:30 UTC 2013


Hi Mike,

Thanks a lot for the info,
Rgds Ernie



-----Original Message-----
From: Mike S <mikes at flatsurface.com>
To: Discussion of precise time and frequency measurement <time-nuts at febo.com>
Sent: Fri, Jan 25, 2013 3:11 pm
Subject: Re: [time-nuts] Trimble TB PCB board gpsdo question


On 1/25/2013 9:00 AM, Erno Peres wrote:
 it has a second frequency output  9,830400 MHz.
 What is the purpose for this freq in the GSM base station...????
None that I can think of. But it is 8 times the CDMA chip rate of 1.2288 
Hz, so would be useful in a CDMA base station.
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