Alt-BEAM Archive

Message #04486



To: beam@sgiblab.sgi.com
From: SG sparkyg@seark.net
Date: Mon, 14 Jun 1999 18:17:25 -0400
Subject: [alt-beam] MOTOR DRIVER QUESTION


ok, nobody answered my question so i'll ask it again.

is there any preference on motor drivers?
h-bridge, z-bridge, 74hct240 IC (miller's tutorial) ?

h-bridge was kinda tricky, (ruined em on my 1st two trys) but i can master
it if you guys think it's wrth the effort.
local elec supply shop wants $1.40 each for their 2N3904 transistors
thats over $10 for two h-bridges (four "04's" each h-bridge) and the IC
only cost $1.20 at Rat Shack.
sooo. anyone have luck with one more than the other?
Soldering iron is waiting for some feedback b4 it gets pluged in.
would appreciate any help
-Sparky


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