585: Difference between revisions
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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]]". | with numbers above [[81|Type 81]]". Non-A instruments with this termination have a front panel label reading | ||
"standardized vertical". | "standardized vertical". | ||