Re: [time-nuts] Trimble Thunderbolt Issue

2018-01-28 Thread Richard Solomon
turday, January 27, 2018 8:55:30 AM To: time-nuts@febo.com Subject: Re: [time-nuts] Trimble Thunderbolt Issue On Sat, January 27, 2018 9:47 am, J. L. Trantham wrote: > I remember an issue with another OCXO where the output coupling capacitor > connection failed and outputs were low. The thunderb

Re: [time-nuts] Trimble Thunderbolt Issue

2018-01-27 Thread Chris Caudle
On Sat, January 27, 2018 9:47 am, J. L. Trantham wrote: > I remember an issue with another OCXO where the output coupling capacitor > connection failed and outputs were low. The thunderbolt uses the output of the OCXO for driving internal clocks, so likely the OCXO output is OK, but a buffer betwe

Re: [time-nuts] Trimble Thunderbolt Issue

2018-01-27 Thread J. L. Trantham
cussion of precise time and frequency measurement Subject: Re: [time-nuts] Trimble Thunderbolt Issue Do not toss, first check output of OCXO if good keep if you do not fiend the problem. If no output replace. If L H shows that it works bring OCXO output directly.Bert Kehren Sent from my Gal

Re: [time-nuts] Trimble Thunderbolt Issue

2018-01-27 Thread ewkehren via time-nuts
) To: time-nuts Subject: [time-nuts] Trimble Thunderbolt Issue I have a T-Bolt whose 10 MHz output has dropped off to about 6 mV. Using T-Bolt Mon, all the Alarms are Green and it shows Tracking 3 or 4 Satellites (small Hockey Puck Antenna). Without a schematic I am lost as to where to look

[time-nuts] Trimble Thunderbolt Issue

2018-01-27 Thread Richard Solomon
I have a T-Bolt whose 10 MHz output has dropped off to about 6 mV. Using T-Bolt Mon, all the Alarms are Green and it shows Tracking 3 or 4 Satellites (small Hockey Puck Antenna). Without a schematic I am lost as to where to look. Anyone have any suggestions ? I had to toss an otherwise worki