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Diffstat (limited to 'host/docs')
| -rw-r--r-- | host/docs/usrp_n3xx.dox | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/host/docs/usrp_n3xx.dox b/host/docs/usrp_n3xx.dox index 052f20ee9..18a8a023b 100644 --- a/host/docs/usrp_n3xx.dox +++ b/host/docs/usrp_n3xx.dox @@ -664,6 +664,9 @@ and time. auto usrp = uhd::usrp::multi_usrp::make( "type=n3xx,clock_source=external,time_source=external"); ``` +To reduce phase noise, it may be necessary to power down the GPSDO when using +an external reference. To do this, just add `enable_gps=False` to the +configuration file in `/etc/uhd/mpm.conf` (see also \ref page_configfiles). Note: When disabling the GPS with `enable_gps=0` in the configuration file, or |