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Entry  Sun Apr 19 15:03:26 2015, Jenne, Update, Electronics, Low noise pre-amps? 
    Reply  Mon Apr 20 16:18:29 2015, Jenne, Update, Electronics, Low noise pre-amps: returned 
       Reply  Mon Apr 20 21:26:46 2015, rana, Update, Electronics, Low noise pre-amps: returned 
Message ID: 11225     Entry time: Sun Apr 19 15:03:26 2015     Reply to this: 11226
Author: Jenne 
Type: Update 
Category: Electronics 
Subject: Low noise pre-amps? 

Does anyone know where the Busby or Rai low noise pre-amp boxes are? 

I think I need one in order to measure the noise of the Marconi.  Right now, I am trying to measure the amplitude noise, but I'm not seeing anything on the SR785 above the analyzer's noise level.

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