Hemisphere GPS designs and manufactures innovative, cost-effective GPS and complimentary products for positioning, guidance, and machine control applications. Hemisphere GPS is a global company with sales in more than 35 countries and has succeeded by offering the right level of technology for the application.

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Hemisphere GPS Compass
November 2011
  • Pros:
  • - Highly accurate GPS positioning
  • - Accurate heading sensor
  • - RS232 and RS422 connectivity
  • Cons:


Jeff’s knowledge is amazing, says Jack, who consulted with PYS before undertaking the replacement of his trawler’s electrical system. I have confidence that I’ve done everything correctly, and this adds to my feeling of self-sufficiency. We obviously share a passion about boating.

-Jack

Q: My battery monitor instructions say to use twisted pair wires. What are twisted pair wires and why are they important?

-Robert