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The Private, Exclusive Guide for Serious Divers Since 1975
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February 2019    Download the Entire Issue (PDF) Vol. 45, No. 2   RSS Feed for Undercurrent Issues
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Flotsam & Jetsam

from the February, 2019 issue of Undercurrent   Subscribe Now

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This Diver Definitely Needs a Refresher Course. We got a good laugh after hearing about a U.K. dive shop that received a phone call after Christmas from someone who bought an airintegrated computer on the Internet. He couldn't get the transmitter to pair, so he sent it back as faulty. The replacement transmitter wouldn't pair either, so then he thought the computer was faulty. When asked by the dive shop staffer if he tried fluttering the purge of his regulator as he tried to pair them, the guy replied, "I don't have a regulator." He was very dismayed when told that without a regulator on a tank, there was no pressure to measure or to activate the transmitter. Definitely not someone you want to buddy up with for your next dive.

Yes, Batteries Are Confusing. Tom Elliott (New Hope, PA) suggested our comments in last month's issue about taking lithium and rechargeable nickel metal hydride (NiMH) batteries through airport security might have confused some people. To be clear, AA batteries are usually NiMH. The fire risks with lithium batteries appear, in the minds of many airport security staffers, to have been transferred over to rechargeable NiMH batteries in smaller sizes. We agree it's confusing. Even though you may know your rights, a confrontation with airport security staff, whether there's a government shutdown or not, is not worth the time delay or the punitive fines you'll probably get stuck with....

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