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| Please, do not send unsubscribe requests to the main Handy Board mailing list. Instead, send them to me, Fred Martin, fredm@media.mit.edu. I am the only person who can remove you from the list. Thank you for your consideration of others on the (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
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| (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | Re: voltage regulator
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| there is probably some other circuit on your board that is drawing too much power. put your finger on the other chips and see if any of them is hot (there shouldn't be any). if necessary, remove all socketed chips to see if you can get the (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | Re: General use PCB
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| I too was going to suggest AP having done business with them in the past, however you have to note that they have a 'high density' drilling surcharge. This surcharge is 1 cent for every hole over 24 in 1 sq " of board. Thue "perfboard" (10 x 10 (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | voltage regulator
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| The voltage regulator on my board (U13) gets so hot that when i touched it it burned my finger. I am using the recomended 12V 500ma ac adaptor. I have been having problems testing the motor circutry and the red motor lights light up when i turn the (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
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