• Map Scale Compass or Ruler Compass DC40-3A System 1
  • Map Scale Compass or Ruler Compass DC40-3A System 2
  • Map Scale Compass or Ruler Compass DC40-3A System 3
Map Scale Compass or Ruler Compass DC40-3A

Map Scale Compass or Ruler Compass DC40-3A

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Loading Port:
China Main Port
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
-

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Product details

Model: DC40-3A

Name: Professional map compass, ruler compass

Product Origin: China

Supply Ability: 10,000 pcs/month

Minimum Order: 50 pcs

MOQ for OEM package: 500pcs

Product Size: 126*60*10 (mm)

Features

1, professional usage: orientation, distance measuring, measuring slope,

2, high quality compass with neck rope, portable and rugged
3, ACRYLIC material, about 2mm thick
4, Damping Dial: to keep the stability of the pointer, more suitable for outdoor
.
5, Accuracy: accurate and clear, there were 360 degrees azimuth Angle, outer ring is 64-00 system, Liquid filled in the compass for reliable readings.

Payment term: TT/ LC

Q: Handheld GPS need to put the phone card?
Hello, now the general GPS are required to put the card! Thanks
Q: Handheld GPS locator measuring accuracy is about how many meters?
The handheld machine precision is generally divided into: centimeter decimeter level, 1 meters, 2 meters, 3 meters, 5 meters;
Q: How to set the handheld GPS related parameters and coordinate conversion parameters throughout the country
Two. To coordinate the coordinate data of the control points obtained provide technical support unit of Beijing Unistrong companies around the branch responsible person to calculate the coordinate transformation parameters conversion parameters, or to obtain their own conversion conversion software. After the conversion parameters are calculated by the prompt input handheld GPS. Only after such a setup, after all the soil in the region when the coordinates of the GPS read out the coordinates of the point for the Beijing 54 coordinates.
Q: Seeking the similarities and differences between RTK and GPS
GPS: is the satellite positioning system in general, narrow sense refers to the GPS satellite, and the narrow sense refers to all can receive GPS signal equipment; RTK refers to the dynamic real time difference measurement, it also refers to the difference can be used for real-time dynamic measurement equipment. The difference between the two measurements from speaking: GPS contains RTK, also includes some precision lower grade equipment, such as the Garmin handset, handset, GPS meter level navigation etc..
Q: What is the difference between the phone's GPS and professional handheld GPS features and differences?
With more professional and more accurate positioning but are generally used dry batteries or rechargeable batteries not built-in rechargeable battery that is because handheld GPS users are mostly investigation or walk tourists convenient in use and emphasizes there is screen are generally of low power consumption for general color screen can only convey longitude and altitude mobile phone GPS is just a subsidiary function loading car navigation map
Q: Handheld GPS and mobile phone GPS what is the difference?
Different: antenna size, function, accuracy, protection level, and has been different in the application layer (handheld GPS support GPS compass navigation and map navigation and other more professional GPS applications);
Q: How to use the handheld GPS whole watershed investigation
The critical value is an object from a physical state to another physical state, a physical quantity to meet the conditions, which is equivalent to the stagnation point in Mathematics
Q: Saying that we have a project in front of it is to do so, it is surprising that there are wood
Hello friends, so, do 1:2000 topographic mapping with a handheld GPS is obviously not reality, after all, the handheld GPS precision is, however, now we are in the handheld equipment is no GPS, in fact, in the absence of the base station is a handheld GPS, receiving SBAS difference can reach sub meter level, but if a base station or receive CROS network differential signal will be RTK mobile station,
Q: How about the accuracy of the GPS handset?
zhonghaida Qmini series: 3 meters; zhonghaida Qcool series: 5 meters; precision and price is proportional to the precision is higher, the higher the price.
Q: How the German born handheld GPS Mu meter, I want to buy?
Brian GPS handheld measuring instrument type 30A is a German born Mu launched a new professional Mu instrument, using high sensitivity GPS receiver chip, GPS super signal tracking capability, satellite positioning easily.

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