Mailing List Archive

Mailing List: techdiver

Message Display

> 
> One topic that has gone around scuba-uk for ages now is the use of a pocket
> magna doodle.  It's a small version of an etch-a-sketch that used to be
> around ages ago and can be bought from toy shops.  Not sure how that
> translates - basically it's a plastic box about 6x4 inches and only about
> 1/4 inch thick.  It's filled with iron filings and the front cover is
> clearish.  The 'pencil' in a magnet that pulls the iron filings to the
> front - hence writing.  Easily wiped clear.  We thought we'd give it a go -
> it's proved successful so far upto 30m (100ft).  It's not much good for
> retaining run times but brilliant for the quick conversation that no amount
> of signalling seems to be abel to cope with.
> 
> I think scubapro have just brought one out with a slate on the back but it
> costs about 5 times what the kiddies magna doodle version does.
> 
> Not sure how long it will last but it has to be longer than the pencil and
> at only 4 pounds not too expensive to replace say every few months.
> 
> Sue

The toy might be good for communication but it probably wont do well
for writing down times/depth/psi/distances etc...

Jeff

Navigate by Author: [Previous] [Next] [Author Search Index]
Navigate by Subject: [Previous] [Next] [Subject Search Index]

[Send Reply] [Send Message with New Topic]

[Search Selection] [Mailing List Home] [Home]