Group,
 
I'm looking for a Test lab in N.CA or S.CA preferably that can perform Ethernet 
Physical Layer Compliance Testing. See below.
 
Ethernet Physical Layer Compliance Testing

 
Engineers designing and validating the Ethernet physical layer of their devices 
face constant pressure to improve efficiency.

Engineers need to perform a wide range of compliance tests quickly and reliably 
right on their bench. TDSET3 Ethernet Compliance Test

Software enables unprecedented efficiency with a comprehensive range of tests 
that include Return Loss and a complete solution featuring an elaborate test 
fixture.

 
Wide Range of Tests
TDSET3 automates a wide range of tests for 10Base-T, 100Base-Tx and

1000Base-T technologies. The portfolio of tests includes core PMA and MDI

tests like Template, Distortion, Return Loss, Jitter (including the proposed

alternate Jitter method), Common mode voltage and more. 

 
Comprehensive Return Loss Test 

 
TDSET3 ingeniously performs the Return Loss test for 85, 100, and 115 * (111 * 
for 10Base-T) impedances as prescribed by the standards. The tests are done 
using the same tools, like oscilloscope and AWG, used for other tests, implying 
efficient usage of resources.
 
Thanks in advance!
 
Jeff Collins
 
Compliance & Reliability 

--- On Thu, 4/23/09, [email protected] <[email protected]> wrote:



        From: [email protected] <[email protected]>
        Subject: PoE Power Class Levels ( Power over Ethernet)
        To: [email protected]
        Date: Thursday, April 23, 2009, 10:13 AM
        
        

Group,
 
I'm looking for a Test lab in N.CA or S.CA that can measure the PoE levels to 
determine the power class per IEEE 802.3.  Any recommendations?
 
 
Power levels available 
Class 
Usage 
Maximum Power Levels
at Input of Powered Device
[Watt] 
0 
Default 
0.44 to 12.94 
1
Optional
0.44 to 3.84
2
Optional
3.84 to 6.49
3
Optional
6.49 to 12.95
4
Reserved
(PSEs classify as Class 0)

[edit 
<http://en.wikipedia.org/w/index.php?title=Power_over_Ethernet&action=edit&section=6>
 ]Under development extension (IEEE 802.3at)

 
 
Regards,
 
Jeff Collins
 
Compliance & Reliability
 
 
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        This message is from the IEEE Product Safety Engineering Society 
emc-pstc discussion list. To post a message to the list, send your e-mail to 
<[email protected]>
        
        All emc-pstc postings are archived and searchable on the web at 
http://www.ieeecommunities.org/emc-pstc
        Graphics (in well-used formats), large files, etc. can be posted to 
that URL. 

        Website: http://www.ieee-pses.org/
        Instructions: http://listserv.ieee.org/request/user-guide.html
        List rules: http://www.ieee-pses.org/listrules.html 

        For help, send mail to the list administrators:
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        David Heald <[email protected]> 


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