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Hyperpower SE
BEAMOD:
BEAM Sonics
Plain Stripboard
Nv Plugboard - 74240
74240 Motor Driver
74240 reverser
1381se
dual 'popper' 1381 se
Miller se
BEAMod -Modular building blocks for BEAM robotics
Reversing circuit using the 74240 IC
Download area
PDF - 74240 based reversing PCB.
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PDF 228k
A reverser for walkers. Allows both enable lines to be used for two seperate reversing signals. Six inverters used for reverser plus two powering indicator LED's.
copyright Bill Bigge 2001