121: Difference between revisions

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==Comparison of 121 and 112==
==Comparison of 121 and 112==
The 121 and 112 are both standalone amplifiers produced by Tektronix in the 1950s.
The 121 and [[112]] are both standalone amplifiers produced by Tektronix in the 1950s.
A comparison shows their differences.
A comparison shows their differences.


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