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==Comparison with other scopes== | ==Comparison with other scopes== | ||
=== Tektronix 555 === | === Tektronix 555 === | ||
The 556 is a one-piece unit whereas the [[555]] has | The 556 is a one-piece unit whereas the [[555]] has the power supply in a separate box. | ||
Triggering and sweep circuitry is integrated into the 556 mainframe, as opposed to | Triggering and sweep circuitry is integrated into the 556 mainframe, as opposed to | ||
the removable timing units in the 555. The 556 takes | the removable timing units in the 555. The 556 takes |
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