[c-nsp] Cisco 7609, LR Transceiver for Short Distance Connection
Asbjorn Hojmark - Lists
lists at hojmark.org
Thu Sep 9 03:59:42 EDT 2010
On Thu, 9 Sep 2010 09:12:37 +0200, you wrote:
> He should actually be ok even with ER and no attenuators as minimum
> transmit power is -4.7 dBm and max receive power is -1 dBm (per cisco
> site). Just check optical power levels and see if they are in limits.
Uhm, no.
*Maximum* transmit power is 4 dBm and max receive is -1 dBm, so an
attenuator is certainly highly recommended for short distances.
-A
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