[SGVHAK] Reminder: SGVHAK meeting this Saturday 8/24

Matthew Campbell dvdmatt at gmail.com
Fri Aug 23 12:56:59 PDT 2013


For the cost of a good high-quality fan ($7-14) I replace the usually poor
one that ships with the computer if I have spent the time to open the
case.  The savings in power and noise are bonus on top of the more
efficient cooling you get with a better designed unit.
On Aug 22, 2013 2:37 PM, "Michael Proctor-Smith" <mproctor13 at gmail.com>
wrote:

> Personally I would not put any of the those lubricants on a computer fan
> if you want it to keep working. I the fan is probably sealed and if it is
> not it probably uses grease or solid(powder) and the liquid is going to
> displace that. Most of the time just cleaning out the dust bunnies and or
> cat hair will be enough to get it working well again.
>
> Also if blowing out the fan hold the fan in place while blowing instead of
> letting air stream spin the fan.
>
>
> On Thu, Aug 22, 2013 at 11:55 AM, Mic Chow <zen at netten.net> wrote:
>
>> I agree with Scoops.  WD-40 is NOT a lubricant.  The WD stands for Water
>> Displacement.  It is supposed to be an aid for dealing with rusty bolts and
>> screws.  3-in-1 or some other thin oil or silicon base lubricant would be
>> much better.
>>
>> As for more books for people interested in getting into Electronics.  I
>> have been mention an author/engineer named Forest M. Mims III.
>> http://en.wikipedia.org/wiki/Forrest_Mims
>>
>> Here is a location for a bunch of PDFs of his books:
>> http://bookos.org/g/Forrest%20M%20Mims
>>
>> I suggest starting with Getting Started in Electronics.
>>
>> Mic
>>
>>
>>
>> On Thu, Aug 22, 2013 at 10:15 AM, Scoops Adamczyk <scoops at caltech.edu>wrote:
>>
>>>
>>> On Aug 22, 2013, at 8:58 AM, Lan Dang <l.dang at ymail.com> wrote:
>>>
>>> > Hi Scoops,
>>> >
>>> > That would be great.
>>> >
>>> > There is no agenda, just different groups of people working on stuff.
>>> >
>>> > I will bring a trunkload of salvaged hard drives that people can
>>> practice disassembling. They are 3.5" drives that hold less than 10GB.
>>> >
>>> > What tools do you recommend people bring? Is a small phillips
>>> screwdriver good enough?
>>> >
>>> > Lan
>>>
>>> Most "modern" (after ~1990) drives use Torx ("hexalobular internal")
>>> screws, mostly T9. Some internal screws can be smaller. So Torx numbers T9
>>> and T7, sometimes T6, and for the 2.5" drives sometimes as small as T4.
>>>
>>> .  Scoops
>>>
>>>
>>>
>>
>
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