[ntp:questions] GPS clock for Linux

Terje Mathisen terje.mathisen at hda.hydro.com
Fri Sep 12 08:36:11 UTC 2008


Richard B. Gilbert wrote:
> Hal Murray wrote:
>> The Garmin GPS 18 LVC is popular.  "Some assembly required."
>> (aka soldering)  No big deal if somebody has a soldering iron
>> handy.  There are a couple of links from here:
>>   http://support.ntp.org/bin/view/Support/InexpensiveOemGps
> 
> You will need a 5VDC power supply and a DB-9 or DB-25 connector that 
> will connect to a serial or parallel port.  The serial port DCD line is 
> frequently used.  Also some hookup wire, solder, and perhaps other goodies.

Using a USB port for the +5V line is the canonical solution: Very cheap, 
dependable, and no extra wall warts.

Terje

-- 
- <Terje.Mathisen at hda.hydro.com>
"almost all programming can be viewed as an exercise in caching"




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