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RE: IR Question



By range if you mean IR output range, I don't know, I have little IR LED's
stuck on the front of my kit.

S.

> -----Original Message-----
> From: Dan [mailto:dtoma@xxxxxxx]
> Sent: 22 October 2002 15:23
> To: ukha_d@xxxxxxx > Subject: Re: [ukha_d] IR Question
>
>
> Hi,
>
> just another question (today it seems that I have a lot)....:-))
>
> What is your range with your output interface? I see no
> specific configuration for IR out (for strong pulse).
>
> Dan
>   ----- Original Message -----
>   From: Stuart Whyte
>   To: 'ukha_d@xxxxxxx'
>   Sent: Tuesday, October 22, 2002 5:10 PM
>   Subject: RE: [ukha_d] IR Question
>
>
>   Dan,
>
>   > I don't know your extender, but I have done it with the Alcad
>   > IR extender
>   > (through the mains version).
>   > If it is RF based, then is much more simple (no need for opto
>   > couplers).
>
>   The extender I use is here:
> http://www.geocities.com/nigelorr/ir_extend.html
>
>
>   > You can take the signal from the DTR pin and using a single
>   > transistor with
>   > the collector connected to the output of the IR receiver IC
>   > (TSOP 17xx or
>   > similar). This is all.
>
>   Could you explain this a bit more? I'm looking to make the
> PC transmit to
>   the bus
>   >
>   > Another simple posibility is to put a LED at the TxD output
>   > through a small
>   > resistor and a reverse diode(for protection) in the front of
>   > the extender
>   > receiver....then put IRM or infrared plugin in Tx mode and..
>   > again this is
>   > all... is after you which way you choose.
>
>   I really want to take the optical part out of the equation
>
>
>   S.
>
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**************************************************************
Franklin + Andrews is a business name of Franklin & Andrews Limited
(Registered in England No 4408389), whose registered office is at St Anne
House, Wellesley Road, Croydon, CR9 2UL

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