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Re: Re: Hmevision ir transmitter
2 errors actually.
The +5V to both the LED anode and cathode (via resistor)
and the HV output showing connected to ground.
I have sent you a drawing via your own email with your circuit and also
simulated it and it works now with the pullup on the input to the first
transistor.
Dave...
----- Original Message -----
From: "andy_powell_is" <ukha@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Friday, May 31, 2002 4:25 PM
Subject: [ukha_d] Re: Hmevision ir transmitter
>
> Go on, I dare you to show me the error.... :O
>
> Andy
>
>
> > Thats so clear, it wont work, with a short circuit across the
LEDs
> > Of course you knew that already !?
> > >
> > >
> > > A better diagram can now be found at:
> > >
> > > http://www.automated.it/homevision/HVIR2.jpg
> > >
> > > I used a freebie student version of Circuit Maker... :D
much
> clearer
> > > and nicer now :D :D
> > >
> > > Andy
>
>
>
>
> For more information: http://www.automatedhome.co.uk
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>
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>
>
>
For more information: http://www.automatedhome.co.uk
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