[PSUBS-MAILIST] Potentiometer

[Alan via Personal_Submersibles]

Thanks Ian,
I ordered 3 of them. They look a great option for submarine or boat 
Electronics; IP68 & cheap. May coat them in resin if they have corrosion
potential.
Alan

> On 28/05/2019, at 11:45 AM, Alan via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
> 
> Hi Ian,
> they look good for my primary usage. They have the 50k linear single gang
> that I was after.
> Using them for a couple of purposes. First is to dim my submarine lights
> which I am setting up on a sea biscuit ( floaty thing normally towed behind boats)
> to explore a sea cave with a 200 meter water entrance. Second is to use them 
> for the same purpose but on my submarine. Third is for speed control on a home
> made DPV to test out my submarine thruster's. This last option will require
> something a bit more substantial.
> Learning to respect Saltwater, it is very unforgiving & I destroyed about $175- 
> worth of electronics on my last cave trip!
> Alan
> 
>> On 28/05/2019, at 11:01 AM, irox via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>> 
>> 
>> Mouser has some sealed potentiometers with an IP68 rating, <$10 per single unit, 50Kohm and 100Kohm options (and others):
>> https://www.mouser.com/Passive-Components/Potentiometers-Trimmers-Rheostats/Potentiometers/_/N-9q0yp?P=1yzscmn
>> 
>> At least some are quoted as single unit price, but others may require larger orders?..
>> 
>> What are you using it for?
>> 
>> Cheers!
>> Ian.
>> 
>> -----Original Message-----
>>> From: Alan via Personal_Submersibles <personal_submersibles at psubs.org>
>>> Sent: May 27, 2019 3:20 PM
>>> To: personal_submersibles at psubs.org
>>> Subject: [PSUBS-MAILIST] Potentiometer
>>> 
>>> Hi, 
>>> does anyone know of a reasonably priced potentiometer that is 
>>> IP68 ( submersible in water to 1.5 metres for 1/2 an hour) or better
>>> or of a housing or other product I could adapt to make a potentiometer
>>> waterproof. 25-100k ohm would work for me, but I would be interested in
>>> anything.
>>> I bought an underwater rotary switch from blue robotics that is nearly
>>> but not quite able to be adapted for the potentiometer.
>>> Thanks, Alan
>>> _______________________________________________
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>>> Personal_Submersibles at psubs.org
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> 
> 
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