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 | | Re: H-Bridge
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| Hello François, HandyBoard group, We had a similar problem when we tried using an R/C model as a mobile base platform for our robot. Searching the net turned up the LMD18200 (3A, 55V H-Bridge) from National Semiconductors, which was suitable for (...) (27 years ago, 18-Mar-98, to lugnet.robotics.handyboard)
| | | | | Re: Power
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| Richard wrote:<snip, stuff deleted> (...) Ah, that takes me back a bit. I built one in the late 60's from plans in Practical Electronics, used about 40 transistors and mechano bits. Its collision avoidance sensor was based around an OCP71 photo (...) (27 years ago, 18-Mar-98, to lugnet.robotics.handyboard)
| | | | | H-Bridge
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| Hello, I am also searching for a preassembled H-Bridge (12 Volt max 10 Amp in continuous mode). If anyone knows a good place to order one, I would be very interested. (We already tried to build the H-Bridge from Chuck Mac Manis but its components (...) (27 years ago, 18-Mar-98, to lugnet.robotics.handyboard)
| | | | | H-Bridge
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| It is clear to me that if i even attempted any work with construction and installation of a H Bridge for my handyboard it would be left a blackened, smoldering wreck. So this is my question.....is there any where to get a preassembled H-bridge from (...) (27 years ago, 18-Mar-98, to lugnet.robotics.handyboard)
| | | | | Re: Power
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| I've built a few of his machines myself. The "Neural Net" is a 74ls244 set up as a shift register with RC networks between each stage. The walkers go forward ok, but can't turn or back up. Mark Tilden's very talented at mechanical design, though! (...) (27 years ago, 18-Mar-98, to lugnet.robotics.handyboard)
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