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28 Nov 2019 06:26:11 UTC
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EEVblog #721 - Globalstar Satellite Phone Teardown
What's inside a 2000 vintage Globalstar GSP1600 Tri-Band Satellite Phone?
Behold the Erectile Antenna, a helical designed extending antenna.
Thanks to: Electronics Responsible Recyclers: http://er2.com/
Forum: http://www.eevblog.com/forum/blog/eevblog-721-globalstar-satellite-phone-teardown/
DSP: http://www.analog.com/media/en/technical-documentation/data-sheets/ADSP-2185.pdf
Intel 386EX Embedded Processor:
http://pdf.datasheetcatalog.com/datasheets2/78/784732_1.pdf
...
https://www.youtube.com/watch?v=uyr1ICZxJYI
Behold the Erectile Antenna, a helical designed extending antenna.
Thanks to: Electronics Responsible Recyclers: http://er2.com/
Forum: http://www.eevblog.com/forum/blog/eevblog-721-globalstar-satellite-phone-teardown/
DSP: http://www.analog.com/media/en/technical-documentation/data-sheets/ADSP-2185.pdf
Intel 386EX Embedded Processor:
http://pdf.datasheetcatalog.com/datasheets2/78/784732_1.pdf
...
https://www.youtube.com/watch?v=uyr1ICZxJYI
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IET Decade Box: https://www.youtube.com/watch?v=37gYHdY0DAM
Genrad Decade Box: https://www.youtube.com/watch?v=fKrvtYS_6fI
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