Is it possible to glue the compass mount to the windshind,
The Navigator comes with an adhesive pad to adhere it to a windshield or glareshield.
What is the mounting hole spacing on this model?
This has a 3M adhesive sticky pad on is but has two mounting holes. Center hole to center hole is 1 inch.
Is this compass suitable for use aboard a medium sailboat?
This compass is designed and certified for use with aircraft and we do not have any data supporting non aviation use.
Is the lighted SIRS model equipped with LED lighting or is it an incandescent source?
The lighted versions use a blue LED light.
Is the SIRS Navigator Overhead Compass FAA Approved for installation in certified general aviation aircraft?
Yes, this product is FAA TSO Approved for installation in certificated aircraft.
Is the adhesive tape strong enough to support the compass weight over a number of years? Since the canopy is not perfectly flat is there some compliance in the stick on pad to ensure adequate bonding?
We have not had any complaints for the compass not adhering to the windshield. It comes with a 3 year warranty which includes the adhesive strip.
Will the 28 volt lighted compass work on a 12 volt battery?
No, you will need a step down converter. For certified, see part number 11-03309. For experimental, see part 11-02963 or 11-12192.
Do these Sirs Navigator Overhead compasses, specifically 10-00496, come with TSO-cert in the box?
Yes, these compasses will include the TSO paperwork.
SIRS compass description includes the following: but is mounted with a fully adjustable bracket that allows attachment to a variety of positions including the glare-shield or the windshield. Is this bracket included with the price of the compass or does it need to be purchased separately?
No, the glare shield bracket part number 10-00276 is not included and must be purchased separately.