Vernier GPS Troubleshooting and FAQs

Vernier GPS Sensor, order code VGPS, $64
Specifications and User Guide

TROUBLESHOOTING

- Primary Test: Connect to LabQuest or computer's USB, make sure the software is new enough (see requirements below), go outside, and wait for enough satellites to be acquired to give a reasonable latitude and longitude. This could take up to 5 min the first time (or 30 min with an original VGPS).

WHICH VERSION OF THE VGPS DO I HAVE?
- The original VGPS was shipped up until June 2010. There is no serial number on the label on the back.
- The MTK VGPS began shipping in June 2010. There is a serial number on the label on the back.

SOFTWARE REQUIREMENTS

- Original VGPS requires LQA 1.2 and LP 3.7.
- MTK VGPS requires LQA 1.4 and LP 3.8.3.

OTHER TIL ENTRIES

-TIL 1967: How does the Vernier GPS Sensor differ from a Garmin GPS?
-TIL 1945: My Vernier GPS is detected by Logger Pro, but never finds any satellites.
-TIL 1941: What datum is used by the Vernier GPS?
-TIL 2132: My Vernier GPS generates a dialog box about a network device when connected to Mac OS X 10.6.
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SPECIFICATIONS (MTK)
- Display units: Decimal Degrees (hddd.ddddd°), Degree Minutes (hddd°mm.mmmmm'), or UTM
- Channels: 66 (22 Tracking, 66 Acquisition)
- Update Rate: 1 Hz
- Acquisition Times:
----- Hot start, open sky 2 s (typical)
----- Cold start, open sky 35 s (typical)
- Position Accuracy:
----- 3 m (2D RMS)

CALIBRATION

- Calibrate? No.

RELATED VERNIER PRODUCTS

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