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Search: Posts Made By: jhebert
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Today, 07:50 AM
Replies: 4
Views: 191
Posted By jhebert

When two sources of electrical energy are wired...

When two sources of electrical energy are wired in parallel, the current available from them will be the sum of their individual current capacity.

To replace two sources with one source and retain...
Yesterday, 11:15 AM
Replies: 21
Views: 439
Posted By jhebert

Thanks for further explanation that the indicator...

Thanks for further explanation that the indicator referred to as a "GREEN LIGHT" is intended to indicate the state of the plotting of AIS targets on a chart plotter by indicating that GREEN means the...
Yesterday, 09:17 AM
Replies: 21
Views: 439
Posted By jhebert

I think the "green light" is a misnomer for a...

I think the "green light" is a misnomer for a screen icon that changes color to indicate state, with green indicating NOT ACTIVE and red indicating ACTIVE.

Remember, all users of GARMIN devices...
01-24-2021, 01:46 PM
Replies: 15
Views: 761
Posted By jhebert

To answer your survey question: In 2020 I moved a...

To answer your survey question: In 2020 I moved a ten-year-old starting battery over to the back-up battery position and put in a new battery for the primary battery. All my boating is done North of...
01-19-2021, 06:55 AM
Replies: 12
Views: 599
Posted By jhebert

The traditional automobile cigar-lighter socket...

The traditional automobile cigar-lighter socket is the most common method use to provide plug-in 12-Volt DC power.

Another common arrangement is to use the genderless Anderson PowerPole...
01-17-2021, 07:50 AM
Replies: 19
Views: 480
Posted By jhebert

The OP had already posted he bought a new radio...

The OP had already posted he bought a new radio before you posted this reply.
01-17-2021, 07:48 AM
Replies: 6
Views: 271
Posted By jhebert

A far simpler solution will be to move the GNSS...

A far simpler solution will be to move the GNSS antenna to be collinear with the SONAR transducer, or at least as close as possible.

I don't anticipate that a SONAR device would incorporate a...
01-15-2021, 07:43 AM
Replies: 19
Views: 480
Posted By jhebert

The Shakespeare 5101 8-foot fiberglass antenna...

The Shakespeare 5101 8-foot fiberglass antenna will be a useful antenna until the fiberglass housing is broken.

The only problem you will have to overcome during installation will be the assembly...
01-15-2021, 07:18 AM
Replies: 7
Views: 233
Posted By jhebert

For help making NMEA-0183 protocol...

For help making NMEA-0183 protocol interconnections between devices like a DSC radio and a chart plotter, see my collection of NMEA-0183 connection data at

NMEA-0183 Interface Data Collection...
01-15-2021, 04:06 AM
Replies: 6
Views: 295
Posted By jhebert

The instantaneous fuel flow rate reported by a...

The instantaneous fuel flow rate reported by a modern engine is usually based on the stored algorithm the engine is using to dispense fuel into the cylinders, and this is not an actual measured...
01-14-2021, 01:41 PM
Replies: 6
Views: 295
Posted By jhebert

The accuracy of the instantaneous fuel flow data...

The accuracy of the instantaneous fuel flow data sent by an engine via the NMEA-2000PGN 127489: Engine Parameters, Dynamic(See more data at http://continuouswave.com/whaler/reference/PGN.html )
...
01-14-2021, 08:33 AM
Replies: 19
Views: 480
Posted By jhebert

There was already an assumption made that the VHF...

There was already an assumption made that the VHF Marine Band radio under discussion was a DSC radio.
01-14-2021, 08:31 AM
Replies: 19
Views: 480
Posted By jhebert

Re the MMSI: the MMSI is associated with the...

Re the MMSI: the MMSI is associated with the ship, not with the sip owner or a particular radio. If the ship changes owners, the new owner should inform the registering agency that issued the MMSI of...
01-14-2021, 06:56 AM
Replies: 19
Views: 480
Posted By jhebert

This behavior is another clue about the radio. I...

This behavior is another clue about the radio. I know that a CLASS-D radio will nag the operator about position data being too old. But I cannot say for certain that an SC-101 radio would not do...
01-13-2021, 10:40 AM
Replies: 19
Views: 480
Posted By jhebert

The GARMIN device cannot transmit radio signals. ...

The GARMIN device cannot transmit radio signals.

The only data sent in a DSC ALL-SHIP DISTRESS ALERT transmission by radio is the UTC time, Ship Position, and NATURE OF DISTRESS.

Generally UTC...
01-13-2021, 10:14 AM
Replies: 19
Views: 480
Posted By jhebert

The term "antennae" is not used in American...

The term "antennae" is not used in American English to mean a radio aerial. Antennae are found on insects. An antenna or antennas are found on radios.
01-13-2021, 10:07 AM
Replies: 19
Views: 480
Posted By jhebert

There is no identification of the model of the...

There is no identification of the model of the VHF Marine Band radio that is under discussion. There is no simple way to deduce the radio model from the data given, that is, from "2005" and...
01-11-2021, 02:35 PM
Replies: 8
Views: 511
Posted By jhebert

The GPX file format was developed to be a lingua...

The GPX file format was developed to be a lingua franca for the exchange of position data between electronic devices. To transport data between devices the sneaker net method is often used.

See
...
01-06-2021, 06:29 AM
Replies: 21
Views: 830
Posted By jhebert

Yes, but big voltage transients during engine...

Yes, but big voltage transients during engine cranking are the enemy of connected electronic devices.
01-05-2021, 06:46 AM
Replies: 21
Views: 830
Posted By jhebert

I have my NMEA-2000 network power configured as...

I have my NMEA-2000 network power configured as follows:

--the network power is provided by a relay contact
--the power to the relay is from the house battery; in this way engine cranking does...
01-04-2021, 08:02 AM
Replies: 21
Views: 830
Posted By jhebert

Since the OP admits to being OCD and a pilot,...

Since the OP admits to being OCD and a pilot, here is more information, as pilots are usually very sharp people who understand complex systems.

The typical NMEA-2000 network constructed with LIGHT...
01-01-2021, 08:03 AM
Replies: 6
Views: 266
Posted By jhebert

You do not need to make a connection between the...

You do not need to make a connection between the DSC radio and another device that provides position data to the radio. You are correct: it is optional.

The other option: you can enter the boat...
12-28-2020, 11:04 AM
Replies: 20
Views: 1,009
Posted By jhebert

Your illustration of the display of AIS targets...

Your illustration of the display of AIS targets on an iPad seems to use a generic icon for the vessel. The better displays for AIS targets present the vessel as a variable sized icon that used the...
12-28-2020, 10:39 AM
Replies: 20
Views: 1,009
Posted By jhebert

A DSC radio might have an AIS receiver, but it is...

A DSC radio might have an AIS receiver, but it is not really an AIS receiver, it's a DSC radio with an AIS receiver. There are no stand-alone AIS receivers that I can think of that incorporate their...
12-26-2020, 10:07 AM
Replies: 20
Views: 1,009
Posted By jhebert

I am not aware of any AIS-receive-only devices...

I am not aware of any AIS-receive-only devices that have their own display.

Most AIS transmitters do not have their own display.

The em-trak B400 series of AIS transmitters have their own...
Showing results 1 to 25 of 500
 


 
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