DGPS MODE

Select ON to use the DGPS mode. The de- fault setting is ON. A DGPS beacon receiver must be connected to use this mode.

BEACON FREQUENCY

DGPS reference station can be searched au- tomatically or manually. For manual search, select MANUAL here, and use the cursor pad to select frequency of DGPS reference sta- tion. The default setting is AUTO.

BEACON BAUD RATE

Selects the transmission rate of the DGPS reference station nearest you, among AUTO (default setting), 50, 100 or 200 bps. This setting is only effective when DGPS mode is “manual”; baud rate cannot be changed in automatic DGPS mode.

DGPS ALARM

Enables/disables the DGPS alarm. When enabled, the audio alarm sounds three times if position cannot be found with DGPS. The default setting is ON.

TD SETUP menu

This menu selects the Loran C or Decca chain to use to display position in TDs. To display it, press the [MENU] key followed by the soft keys GPS/DPGS/TD OPTIONS and

TD SETUP.

 

 

 

 

 

 

 

TD

 

 

 

LORAN C

 

 

SETUP

 

 

 

 

 

 

 

 

 

s GRI

9940 11-27

 

 

 

 

 

 

 

U.S. WEST COAST

 

 

EDIT

 

 

 

 

 

 

 

 

 

 

CORRECTION1

+000.0 s

 

 

 

 

 

 

CORRECTION2

+000.0 s

 

 

 

 

 

 

 

DECCA

 

 

 

 

 

 

 

DEC CHAIN

20 R-P

 

 

 

 

 

 

 

FRENCH

 

 

 

 

 

 

 

CORRECTION1

+00.00 lane

 

 

 

 

 

 

CORRECTION2

+00.00 lane

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DGPS 3D

 

 

RETURN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 11-11 TD setup menu

Displaying LORAN C TDs

1.Select GRI and press the soft key EDIT to show the GRI & sta. pair window.

GRI & STA. PAIR

9940 s 11-27

U.S. WEST COAST

Figure 11-12 GRI & sta. pair window

2.Press or to select GRI code. Press s to enable selection of station pair, and then press or to select station pair. See the Loran C chain list at the end of this manual for GRI and station pairs.

3.Press the soft key ENTER or the [ENTER] key to register your selection.

4.If necessary, you may enter a position off- set to refine Loran C position. Select LO-

RAN C CORRECTION1 or CORRECTION2 and press the soft key EDIT. Enter correction value and press the soft key ENTER or the [ENTER] key. Use the soft key + <--> - to switch from plus to minus and vice versa.

Displaying DECCA TDs

1.Select DEC CHAIN and press the soft key EDIT to show the chain sta. pair window.

CHAIN STA. PAIR

20s P-R

FRENCH

Figure 11-13 Chain sta. pair window

2.Press or to select Decca chain num- ber. Press s to enable selection of lane, and then press or to select lane pair (R: red, G: green and P: purple). Refer to the Decca chain list at the end of this manual.

3.Press the soft key ENTER or the [ENTER] key to register your selection.

11-7

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Furuno GP-1850F, GP-1850DF manual 11-7, TD Setup menu, Displaying Loran C TDs, Displaying Decca TDs

GP-1850F, GP-1850DF specifications

Furuno is renowned for its high-quality marine electronics, and the GP-1850DF and GP-1850F are no exceptions. These advanced GPS chart plotters are designed to meet the needs of both professional mariners and recreational boaters alike.

The GP-1850DF is equipped with a powerful 12-channel GPS that provides fast and accurate positioning information, while the GP-1850F features a sturdy built-in fish finder, making it ideal for anglers. Both units boast a brilliant color display that enhances visibility in various lighting conditions, ensuring that users can easily read information on the screen, even in direct sunlight.

One of the standout features of these models is their compatibility with a variety of chart formats, including C-MAP, and Furuno’s proprietary raster charts. This flexibility allows users to choose from a broad range of navigational charts, catering to specific regional needs and preferences. The intuitive interface of the GP-1850 series simplifies navigation, offering menu-driven commands and support for multiple languages.

Furuno has integrated advanced sonar technology in the GP-1850F model, including a high-resolution fish finder capable of detecting fish signatures with remarkable precision. The dual-frequency capabilities enable users to switch between higher frequencies for shallow water fishing and lower frequencies for deeper waters. This enriches the fishing experience while improving catch rates.

Moreover, both devices feature a built-in waypoint register, allowing users to store up to 1,000 waypoints, which can be essential for returning to promising fishing spots or navigating back to port. The navigation functions also include routes and track recording, empowering boaters to create custom paths and review their previous journeys.

The GP-1850 series also places a high emphasis on safety, incorporating features like man overboard (MOB) alarms and route alarms to enhance on-water safety. Additionally, they are designed to withstand the harsh marine environment, with waterproof housings that ensure durability during adverse weather conditions.

In conclusion, the Furuno GP-1850DF and GP-1850F models provide an exceptional combination of performance, reliability, and user-friendly features, making them a preferred choice for both fishermen and navigators. Their adaptability in various maritime situations, alongside advanced technologies, cements their reputation as essential tools for successful and safe voyages on the water.