[evlatests] C136314 ea13 Ka pol

Vivek Dhawan vdhawan at nrao.edu
Mon Apr 6 14:14:22 EDT 2015



This looks to be fixed now - thanks!

On Mon, April 6, 2015 10:37, Dan Mertely wrote:
| I swapped the FE outputs on the ea13 Ka band this morning
| around 10:15 MDT.  I have not closed this form pending
| verification via Astro tests.
|
| Note:
| I traced the output Heliax wiring from the Ka FE down to the
| U/X converter bulkhead, and then from there to the LCP & RCP
| switch outputs.  The wiring was correct (although the LCP
| bulkhead coax at the U/X converter was a bit loose--I tightened it).
|
| -Mert
|
| On 4/2/2015 12:24 AM, Sam Gilmore wrote:
|>     Work Order		:  C136314
|>
|>   * WO Status		:  OPD
|>     Asset Number		:  F309
|>     Asset Short Desc	:  F309, 33GHz, 1cm
|>     Asset Location		:  EVLA Vertex Room
|>     Originator		:  Salcido, Jose
|>   * Asset Status		:  ISF
|>     Safety			:  N
|>     Plan Priority		:  3
|>     Origination Date	:  4/2/2015
|>     Due Date			:  4/2/2015
|>     Fault Code		:  FAILURE
|>
|>     Work Requested		:  Failure. Ant 13, Ka-Band receiver
|> looks to be cross polarized. FE group installed a new Ka receiver
|> earlier today. Fringes across all IF's are very low, and all biases have
|> been enabled.
|>
|>     Employee ID		:  =>FRONTEND
|>   * Completed (Y/N)	:
|>   * Date (MM/DD/YYYY)	:
|>   * Time worked		:
|>   * Corrective Action	:
|>
|>   * Values required when email is returned.
|>
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