February 2001 Issue

Icarus’ NavAlert II

If your ILSs degrade into sword fights, this device will lend discipline to the brawl. Itíll also mind altitude and gear extension.

Itís all about angles and drift, son. Thatís all you gotta know.

Thatís what our first instrument instructor, a crusty old military type, had to say about flying a perfect ILS. A centered needle merely measured the results of flying a perfect intercept. Keeping it there required heading discipline.

Glitzy though they may be, new-age GPS mapcoms donít help in this regard for a couple reasons. For one, the display is center stack and out of the scan. For another, unless the box is customized just so, matching bearing and track to hold an approach course is like stacking greased ball bearings; more luck than skill. After all these years, flying the needle is still the method of choice....

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