Alt-BEAM Archive
Message #09633
To: beam@sgiblab.sgi.com
From: SG sparkyg@seark.net
Date: Sun, 30 Jan 2000 14:06:41 -0600
Subject: [alt-beam] Re: Bicore question
Phillip,
you need to use a socket on those pcbs!
also, have you tried a .1 uf cap across the motor leads to filter out
generated by your motor?
also, have you installed a pulse nutering circuit?
-sparky
At 11:20 AM 1/30/00 -0600, you wrote:
>> Ok I'm feed up with trying to make a Microcore walker.
>> Ao I've turned to the bicore.
>
>Thanks what I'm screaming! I've made two m/s bicore walkers, and decided to
>go to the microcore. I thought it would act more along the lines of what I
>wanted it to do.
>
>I breadboard it, and it works fine. I solder it all together, and it
>refuses to work. I've checked all my solder joints, and made sure
>everything's touching where it should, but I still can't manage a working
>model. All I'm left with now, is perhaps that I ruined the chip with heat.
>Are the 14's more sensitive than the 240's? I'm using one of those
>universal PCB's, and I soldered all the pins of the 14 at once. Is that a
>problem? I haven't had a problem doing it that way with 240's and 245's, so
>I figured I could get away with it.
>
>Any suggestions?
>
>-phillip
>
>
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