Re: AW: AW: [time-nuts] Strange effect with C-Field change -- and a bitofdata

2005-03-28 Thread John Ackermann N8UR
Hubert v. Bonhorst wrote: Hi John, How did you know the correct value for oven temperature? etc. Regards Hubert I didn't do the install myself, but when you buy a new tube, the appropriate values come with it. I think HP actually stamps the info onto the tube label, but it doesn't look like F

Re: AW: AW: [time-nuts] Strange effect with C-Field change

2005-03-24 Thread John Ackermann N8UR
Mike S wrote: At 04:58 PM 3/24/2005, John Ackermann N8UR wrote... That's a good hypothesis, but given how long this system (same receiver and antenna) has been running without ever encountering something like this makes me doubt it's a GPS anomaly, or at least a local one. Were you talking

Re: AW: AW: [time-nuts] Strange effect with C-Field change

2005-03-24 Thread John Ackermann N8UR
John Miles wrote: How's the ESD environment in the room with your 5061A? Was there a spark when your wife touched the knob (no double-entendre intended)? -- john KE5FX Har! Excellent thought, but I don't think ESD is likely, though it can't be ruled out. The floor is linoleum over concrete b

Re: AW: AW: [time-nuts] Strange effect with C-Field change

2005-03-24 Thread Mike S
At 04:58 PM 3/24/2005, John Ackermann N8UR wrote... >That's a good hypothesis, but given how long this system (same receiver and >antenna) has been running without ever encountering something like this makes >me doubt it's a GPS anomaly, or at least a local one. Were you talking your wife throug

RE: AW: AW: [time-nuts] Strange effect with C-Field change

2005-03-24 Thread John Miles
> Hi Hubert -- > > That's a good hypothesis, but given how long this system (same receiver > and antenna) has been running without ever encountering something like > this makes me doubt it's a GPS anomaly, or at least a local one. A long > history has shown that this receiver/antenna very seldom

Re: AW: AW: [time-nuts] Strange effect with C-Field change

2005-03-24 Thread John Ackermann N8UR
Hubert v. Bonhorst wrote: Hi John, I saw similar outliers running especially Motorola GPS receivers in the vicinity to mobile telephones. Shielding is not sufficient. What I see in your data plot is a drifting oscillator until the receiver tries to find a new satellite configuration. (sudden jump