[Laser] Optical communicator articles posted on the web

[Cliff Buttschardt]

Kerry Banke wrote:
> You are most welcome to use these documents for any educational purpose 
> as that is exactly why I have published them.   Let's discuss more via 
> email what you might want to do for a class project and I'll help put 
> together  the necessary details.
> Kerry N6IZW -
> 
> At 03:14 PM 6/27/2005, you wrote:
> 
>> Hello Mr.Banke:
>>
>> This is a beatiful and very educational material I would like to ask
>> your permission to use them for my class in CE170 (Communications
>> Systems) I teach in this school : www.ateneo.edu/sose/ it encourages
>> me very much to have this as a class project! Would it be alright to
>> obtain from you the necessary building and design documentation?
>>
>> Thanks.
>>
>> Berns B.
>>
>> -- 
>> --------------------------------------------------------------------
>> Bernardino Jerez Buenaobra
>> University Research Associate
>> National Institute of Physics
>> University of the Philippines
>> Diliman Campus 1101 Quezon City
>> Philippines
>> Telephone: +6324344232
>> Fax/Data:  +6329280296
>> URL:  www.nip.upd.edu.ph/ipl
>> email: bbuenaobra at nip.upd.edu.ph
>> --------------------------------------------------------------------
>>
>>
>> On 6/27/05, Kerry Banke <kbanke at qualcomm.com> wrote:
>> > A couple of recent optical communicator articles I put together have 
>> been
>> > posted on the web at the following URLs. One is a general slide
>> > presentation in Power point of what we've been doing in our San Diego
>> > Microwave Group with lasers and the other is a specific article on 
>> the wide
>> > band laser link we just demonstrated this last weekend during 
>> Amateur Radio
>> > Field Day.  Our demo setup  in one direction was  video and audio 
>> from a
>> > video camera fed to a channel 3 RF modulator which was amplified to 
>> 0 dBm (
>> > 1 mw) and applied to the laser pointer. At the receive end we had a pin
>> > photo detector ( reverse biased for reduced capacitance) feeding the
>> > recovered channel 3  TV RF  to a television for audio/video 
>> display.  In
>> > the other direction we had a 2 meter FM handy talky attenuated on Tx 
>> to 0
>> > dBm and modulating the laser pointer directly. At the Rx end the same
>> > biased detector arrangement fed a 2 Meter HT set on receive.
>> >
>> > http://www.earthsignals.com/add_CGC/hr/Wb_Laser.doc
>> > (2.6 mb)
>> >
>> > http://www.earthsignals.com/add_CGC/hr/Wb_Laser.ppt
>> > (6.6 mb)
>> >
>> > I- Kerry Banke N6IZW -
>> >
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>> >
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Good on ya Kerry!!    Cliff K7RR