Hi All, thanks to all who answered my scooter questions=2E Most of these came =20 privately and I've had a lot of requests to forward that info=2E Here is a=20= =20 summary, this is based on what others have told me so don't hassle me if =20 it is wrong: > what are the advantages of controlling speed by propellor > pitch (as in Gavins and clones) as opposed to voltage/gearing > combinations (as in Aquazepps)=2E Simplicity, less chance of things going wrong=2E > > A runaway Zepp can be stopped by putting the voltage switch > into "neutral" (midway between 12V and 24V settings) if a > trigger or relay jams open=2E What options are available on > runaway Gavins (and it does happen sometimes)? Put it on the lowest prop pitch so it is putting out very little thrust=2E=20= =20 Someone also mentioned ploughing it into something big and immoveable=2E > > How do you stop from deep-discharging the batteries? Easy > enough with a light battery -- it starts to go yellow=2E Do > scooters give up any early warning signs or do you base it > purely on burn time? I guess if it is a choice between a long > swim and save the batteries or new batteries and save > yourself then you'd do the latter, so maybe this is a moot point? There is a noticeable drop-off in power output=2E Avoid deep discharge by =20= =20 staying within the predicted burn time of the batteries=2E > > Anybody using the Silent Submersion Gavin clones? Some people say they are good, most are saying stick with the originals=2E > > Finally, a question aimed at Brits: anyone find a way to > avoid the hefty import tax when shipping a (US) scooter into > the UK? As Zepps are made in Germany the duties do not apply > but on stuff from the US it is quite steep=2E I know people fly > out to the US and carry them back personally but I'd rather > get it shipped=2E Buy a used scooter as it avoids VAT (17=2E5%) and is just subject to 4% =20 duty=2E Cheers, Stuart =20 Visit our web site at www=2Escott-wilson=2Ecom Privilege and Confidentiality Notice=2E This e-mail and any attachments to it are intended only for the party=20 to whom they are addressed=2E They may contain privileged and/or=20 confidential information=2E If you have received this transmission in=20 error, please notify the sender immediately and delete any digital=20 copies and destroy any paper copies=2E Thank you=2E Scott Wilson Scotland Ltd Registered in Scotland No=2E 48951,=20 Registered Office: 6 Park Circus, Glasgow, G3 6AX=2E UK=2E ________________________________________________________________________ This message has been checked for all known viruses, by Star Internet, delivered through the MessageLabs Virus Control Centre. For further information visit: http://www.star.net.uk/stats.asp -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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