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Recent content by Derek Zeanah

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    Night Vision Autogated tube use in non-dark environments

    Thanks for the replies folks - it seems like my normal paranoia about not damaging the tubes is just prudence. Is there any guidance on what level of brightness is acceptable for a recent autogated tube, or is it "minimize exposure to light sources as much as possible?" For instance: sodium...
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    Night Vision Autogated tube use in non-dark environments

    I understand that gated tubes do a better job of providing full performance in brighter ambient light, but I'm still new to gated tubes and I worry about damaging them. In the past I bought a damaged non-gated tube that had some streaks across the visual field that looked like they were from...
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    26" vs 16-20" .308

    Re: 26" vs 16-20" .308 I had Teludyne install a StraightJacket on my .308 barrel, and in the process they cut the barrel down to 20". The argument was that barrel length beyond 20" was wasted on .308, so I went ahead with it. Afterward I saw 2,538 fps from 175gr FGGM as measured on an...