[j-nsp] LX Modules

[Joe McGuckin]

Specified TX power values are minimums and are usually on the conservative
side. It's common for a GBIC/SFP to push a 1-3 dbm more than what it is
rated.


On 3/3/06 11:39 AM, "sthaug at nethelp.no" <sthaug at nethelp.no> wrote:

>> Quick question re: LX Gig-E SFPs. Since the receiver saturation
>> threshold on one of these is -3dBm, the maximum transmit power is -3dBm
>> and some attenuation is introduced at both ends of the patch cable, my
>> feeling is that it should be safe to use two of these back-to-back over
>> short distances (approx. 2m).
> 
> Yes, you can use LX SFPs back-to-back. Not ZX, however.
> 
> Steinar Haug, Nethelp consulting, sthaug at nethelp.no
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> 

-- 

Joe McGuckin

ViaNet Communications
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