585: Difference between revisions

6 bytes added ,  28 June 2018
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After serial number 2585, the back termination of the final distributed amplifier output was made adjustable.  
After serial number 2585, the back termination of the final distributed amplifier output was made adjustable.  
The manual says this (field-installable) modification (040-275) is "required for proper operation of plug-ins  
The manual says this (field-installable) modification (040-275) is "required for proper operation of plug-ins  
with numbers above [[81|Type 81]]". Instruments with this termination have a front panel label reading  
with numbers above [[81|Type 81]]". Non-A instruments with this termination have a front panel label reading  
"standardized vertical".
"standardized vertical".