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(Added modifications sub-header under manuals & added the disconnect diode modification pdf listing.) |
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* [[Media:Tek 556 fcp.pdf|Tektronix 556 Factory Calibration Procedure, January 1968, sn 2000-up]] | * [[Media:Tek 556 fcp.pdf|Tektronix 556 Factory Calibration Procedure, January 1968, sn 2000-up]] | ||
* [[Media:Tek 556 fcp feb 1967.pdf|Tektronix 556 Factory Calibration Procedure, February 1967]] | * [[Media:Tek 556 fcp feb 1967.pdf|Tektronix 556 Factory Calibration Procedure, February 1967]] | ||
<small> | |||
'''Modifications''' | |||
* [http://w140.com/050-0479-01.pdf Disconnect Diode 556 Serials 100-2989 w/exceptions & R556 Serials 100-1989 w/exceptions (PDF)] | |||
</small> | |||
}} | }} | ||
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