User manual NORTHSTAR 941X

[. . . ] Northstar 941X Reference Manual SOFTWARE VERSION 2. 05 30 SUDBURY ROAD ACTON, MASSACHUSETTS 01720 (508) 897-6600 Copyright 1994, 1995, 1996 Northstar Technologies P/N GM1100 Doc. Rev D WARRANTY Northstar Technologies, a Division of CMC Electronics, Inc. , warrantees its products to be free from defects in material and workmanship for a period of two (2) years from the date of shipment to an authorized dealer. This warranty covers repair and/or replacement, at our option, of any part or parts found to be defective, provided such defects in our opinion are due to faulty material or workmanship and are not caused by tampering, abuse, or normal wear. All warranties are F. O. B. : Northstar Technologies 30 Sudbury Road Acton, Massachusetts 01720 This warranty applies only to products in normal use. [. . . ] Press the DIM menu key to dim the lighting. TideTrack The 941X calculates tide information for any of over 3, 000 NOS/NOAA tide stations. coastline--including Alaska and Hawaii--is covered, plus many Caribbean islands and western Canada. D 7 -- Other Special Functions Page 71 displayed for any date from 1994 to 2010. Data is from the official tide table predictions and should be as accurate as the printed tables. (Please refer to Tide Tables, published by the NOS/NOAA, Rockville, Maryland 20852, for more information on tides. ) " To use TideTrack, press the STAR key until the TideTrack graphic is displayed. The water height for any 24-hour period is displayed for the selected NOAA tide station. At the top of the screen the selected tide station and the selected day are displayed. The center of the screen shows a graphic representation of the tide height for the entire day. Maximum and minimum heights are shown as dashed horizontal lines labeled with the height in feet. Mean Lower Low Water (MLLW) is shown as a solid line near the bottom of the picture. A vertical line and arrow are positioned to show the tide level for the current time. At the bottom of the screen, the times of the day's high and low tides are shown for that location, along with the height at the present time. choosing a nearby tide station You may display tide information for any of over 3000 NOAA tide stations stored in the 941X. You can select from any of the nine tide stations closest to your present position, or you may select from any of nine tide stations closest to any waypoint stored in the 941X. Page 72 7 -- Other Special Functions Rev. D " To choose a nearby tide station, press the CONFIG key while viewing the TIDE TRACK screen. Press the CHOOSE CLOSEST TIDE STATION menu key. The 941X will search for the nine closest stations to your present position and present a list like the following, organized by closest station at the top: Use the up and down arrow keys to point to the desired station, and press ENTER twice to return to the TIDE TRACK screen and display the tides for that station. choosing a distant tide station The 941X will display NOAA tide stations within 100nm of any waypoint stored in its memory. (You can always store a waypoint just for the purpose of locating tide stations in that area, at a later date. Refer to "Creating Waypoints, " on page 37, for more information on storing a waypoint. ) To choose a tide station near a waypoint, press the CONFIG key on the TIDE TRACK screen. D 7 -- Other Special Functions Page 73 Use the up or down cursor arrow keys to point to the desired waypoint, and press ENTER. The 941X will search for, and present, the nine closest tide stations to this waypoint. Now, use the up and down arrow keys to point to the desired station, and press ENTER twice to return to the TIDE TRACK screen and display the tides for that station. selecting a day The TIDE TRACK screen normally displays tide information for today's date. To enter a different date, press the CONFIG menu key; the TIDE TRACK CONFIGURATION screen is displayed. If necessary, press the right cursor arrow to move to the month or digit you wish to change. Tide information for the new date is now displayed. " Internal Differential Beacon Receiver As we previously discussed in "Comparing GPS and Loran, " beginning on page 5, use of differential corrections significantly enhances the accuracy and performance of your 941X. [. . . ] 86 STOP SAVE function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 T TDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5, 9, 16, 31, 32, 33, 34, 38, 54, 123 tide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4, 5, 10, 16, 71, 72, 73, 74 TideTrack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]