APS-3 User Manual 
© 2015 ALTUS Positioning Systems Inc. All rights reserved. ALTUS, the ALTUS logo, 
and APS-3 are trademarks of ALTUS Positioning Systems Inc. registered in the U.S. and 
other countries.  No part of this document may be copied, used or reproduced without the 
prior written permission of ALTUS Positioning Systems. 
 
No part of this manual may be reproduced or transmitted in any form or by any means, 
electronic or mechanical, including photocopying and recording, for any purpose without 
the express written permission of ALTUS Positioning Systems Inc. 
 
Mention of third-party products in this document is for informational purposes only and 
does not constitute an endorsement or a recommendation. ALTUS Positioning Systems 
assumes  no responsibility  with regard to  the  performance  or  use of the APS-3 due to 
GPS  characteristics,  USA  Department  of  Defense  operations  control,  atmospheric 
effects,  multipath and RF  interference.   All understandings, agreements,  or  warranties 
take place directly between the seller and the prospective users.  Every effort has been 
made to ensure that the information in this manual is accurate. ALTUS is not responsible 
for printing or clerical errors.  All specifications are typical and subject to change without 
prior notice.