From: John Schaapman <jsch@relay.phys.ualberta.ca>
Date: Wed, 19 May 1999 16:11:14 -0600 (MDT)
To: e614electronics@relay.phys.ualberta.ca
Subject: Prototype Tests, Part3

Postamp/Discriminator First Stage Prototype Tests, Part 3
Nine Figures

John Schaapman                     Ph: 780-492-3043
Centre for Subatomic Research     Fax: 780-492-3408
University of Alberta            NOTE: new area code
Edmonton, AB
CANADA       T6G 2N5

Filename: Fig38.eps

Postamp/Discriminator  First Stage Prototype Tests, Part 3



ECL receiver - single ended coupling to comparator

     Output Width with threshold set to 5 mv re input

          Fig 31    32 db                          PM66 54 counter    16.55 nsec

          Fig 32     22 db                                                         26.03

          Fig 33     12 db                                                         31.90

          Fig 34       2 db                                                         36.85

      Output  Jitter versus amplitude

           Fig 35       32, 22,12,2 db

      Output Leading Edge Jitter  versus amplitude

           Fig 36      32,22,12,2 db



ECL receiver - differential  coupling to comparator

        Output Width with threshold set at 5 mv re input

           PM6654 counter  32 db 16.65, 22 db 26.03, 12 db 31.83, 2 db 36.71

      Output Jitter versus amplitude

           Fig 37          32,22,12,2 db

     Output Leading Edge Jitter versus amplitude

           Fig 38            32,22,12,2 db



Inverting Opamp – Av = 6

      Output Leading Edge Jitter versus amplitude

           Fig 39            32,22,12,2 db



Description: Fig31 , Filename: Fig31.eps

Description: Fig32 , Filename: Fig32.eps

Description: Fig33 , Filename: Fig33.eps

Description: Fig34 , Filename: Fig34.eps

Description: Fi35 , Filename: Fig35.eps

Description: Fig36 , Filename: Fig36.eps

Description: Fig37 , Filename: Fig37.eps

Description: Fig39 , Filename: Fig39.eps


Prototype Tests, Part3 / John Schaapman

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