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Discussion of precise time and frequency measurement

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A Lady H mystery

DR
Dan Rae
Tue, Dec 19, 2017 10:20 PM

I've been trying to get LH (V5) to control and set position for the GPS
board in one of my GPSDOs.  It is a Trimble "Lassen Ace III" Rx
according to itself.  LH auto detects it quickly enough, reports it as a
TSIP receiver but then shows a screen saying "LOG: OFF", a blank graph
grid and nothing much else.  No data apparently, so how did it autodetect?

I've been beating my head against this for two days; it used to work
fine but since a tantalum went on the TTL to RS232 convertor (since
replaced along with the receiver itself just in case) it won't perform
for me.   LH performs fine for all the other units here as it always has
and the Trimble Monitor program works on this one.

I'd really appreciate someone telling me gently what stupid thing I'm
doing or not doing :^)

Thanks,

Dan - ac6ao

I've been trying to get LH (V5) to control and set position for the GPS board in one of my GPSDOs.  It is a Trimble "Lassen Ace III" Rx according to itself.  LH auto detects it quickly enough, reports it as a TSIP receiver but then shows a screen saying "LOG: OFF", a blank graph grid and nothing much else.  No data apparently, so how did it autodetect? I've been beating my head against this for two days; it used to work fine but since a tantalum went on the TTL to RS232 convertor (since replaced along with the receiver itself just in case) it won't perform for me.   LH performs fine for all the other units here as it always has and the Trimble Monitor program works on this one. I'd really appreciate someone telling me gently what stupid thing I'm doing or not doing :^) Thanks, Dan - ac6ao
V
Vlad
Tue, Dec 19, 2017 10:29 PM

I had similar symptoms with LH and T-Bolt. The cause was the serial
port. As I change the serial port HW on computer site - T-Bolt was back
to track.
it was interesting enough that other devices was OK with initial Serial
port HW.

On 2017-12-19 17:20, Dan Rae wrote:

I've been trying to get LH (V5) to control and set position for the
GPS board in one of my GPSDOs.  It is a Trimble "Lassen Ace III" Rx
according to itself.  LH auto detects it quickly enough, reports it
as a TSIP receiver but then shows a screen saying "LOG: OFF", a blank
graph grid and nothing much else.  No data apparently, so how did it
autodetect?

I've been beating my head against this for two days; it used to work
fine but since a tantalum went on the TTL to RS232 convertor (since
replaced along with the receiver itself just in case) it won't perform
for me.   LH performs fine for all the other units here as it always
has and the Trimble Monitor program works on this one.

I'd really appreciate someone telling me gently what stupid thing I'm
doing or not doing :^)

Thanks,

Dan - ac6ao


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--
WBW,

V.P.

I had similar symptoms with LH and T-Bolt. The cause was the serial port. As I change the serial port HW on computer site - T-Bolt was back to track. it was interesting enough that other devices was OK with initial Serial port HW. On 2017-12-19 17:20, Dan Rae wrote: > I've been trying to get LH (V5) to control and set position for the > GPS board in one of my GPSDOs.  It is a Trimble "Lassen Ace III" Rx > according to itself.  LH auto detects it quickly enough, reports it > as a TSIP receiver but then shows a screen saying "LOG: OFF", a blank > graph grid and nothing much else.  No data apparently, so how did it > autodetect? > > I've been beating my head against this for two days; it used to work > fine but since a tantalum went on the TTL to RS232 convertor (since > replaced along with the receiver itself just in case) it won't perform > for me.   LH performs fine for all the other units here as it always > has and the Trimble Monitor program works on this one. > > I'd really appreciate someone telling me gently what stupid thing I'm > doing or not doing :^) > > Thanks, > > Dan - ac6ao > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. -- WBW, V.P.
JH
Jerry Hancock
Tue, Dec 19, 2017 10:31 PM

polarized tantalum in correctly?

Regards,

Jerry

On Dec 19, 2017, at 2:20 PM, Dan Rae danrae@verizon.net wrote:

I've been trying to get LH (V5) to control and set position for the GPS board in one of my GPSDOs.  It is a Trimble "Lassen Ace III" Rx according to itself.  LH auto detects it quickly enough, reports it as a TSIP receiver but then shows a screen saying "LOG: OFF", a blank graph grid and nothing much else.  No data apparently, so how did it autodetect?

I've been beating my head against this for two days; it used to work fine but since a tantalum went on the TTL to RS232 convertor (since replaced along with the receiver itself just in case) it won't perform for me.  LH performs fine for all the other units here as it always has and the Trimble Monitor program works on this one.

I'd really appreciate someone telling me gently what stupid thing I'm doing or not doing :^)

Thanks,

Dan - ac6ao


time-nuts mailing list -- time-nuts@febo.com
To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
and follow the instructions there.

polarized tantalum in correctly? Regards, Jerry > On Dec 19, 2017, at 2:20 PM, Dan Rae <danrae@verizon.net> wrote: > > I've been trying to get LH (V5) to control and set position for the GPS board in one of my GPSDOs. It is a Trimble "Lassen Ace III" Rx according to itself. LH auto detects it quickly enough, reports it as a TSIP receiver but then shows a screen saying "LOG: OFF", a blank graph grid and nothing much else. No data apparently, so how did it autodetect? > > I've been beating my head against this for two days; it used to work fine but since a tantalum went on the TTL to RS232 convertor (since replaced along with the receiver itself just in case) it won't perform for me. LH performs fine for all the other units here as it always has and the Trimble Monitor program works on this one. > > I'd really appreciate someone telling me gently what stupid thing I'm doing or not doing :^) > > Thanks, > > Dan - ac6ao > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there.