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4S2: Difference between revisions
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The Tektronix 4S2 is a two-channel [[sampling oscilloscope|sampling]] vertical plug-in for the [[661]]. | The Tektronix 4S2 is a two-channel [[sampling oscilloscope|sampling]] vertical plug-in for the [[661]]. | ||
Signals enter the 4S2 through [[Connectors#GR-874|GR-874 connectors]] on the front panel. | Signals enter the 4S2 through [[Connectors#GR-874|GR-874 connectors]] on the front panel. | ||
Unlike the [[4S1]], the 4S2's signal path does not contain a delay line between the input | Unlike the [[4S1]], the 4S2's signal path does not contain a [[delay line]] between the input | ||
connector and the sampler. This has the advantage of maintaining higher pulse fidelity and thus higher bandwidth. | connector and the sampler. This has the advantage of maintaining higher pulse fidelity and thus higher bandwidth. | ||
It has the disadvantage of making it impossible to see the leading | It has the disadvantage of making it impossible to see the leading | ||