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Subject: Re: long range IR Xmitter

Date: 07/18/01 at 9:47 AM
Posted by: Jeff Tieman
E-mail: tiemanjw@nswccd.navy.mil
Message Posted:

In Reply to: Re: long range IR Xmitter posted by John Dunn - Consultant on 07/18/01 at 8:47 AM:

"Your description doesn't quite sound right to me. I sounds like the MOSFET is connected backward."

sorry, earily in the morning. It is an n-channel mosfet & its drain is connected to the LED's cathode, source is connected to ground...

the gate voltage is from a TTL source (5V on, 0V off)


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