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Old October 12th 07, 05:13 AM posted to rec.aviation.homebuilt
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Default Is it necessary to add a light in our ALT?

There is a question:
We produce ALT, ASI and VSI in mechanical instruments. We don't know
whether customers need a light which it can be seen at dark. Our
products are without light now.

Luo
http://www.ming-da.com