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The Tektronix Type N is a [[sampling_oscilloscope|sampling]] plug-in [[introduced in 1960]]
The Tektronix Type N is a [[sampling_oscilloscope|sampling]] plug-in for [[500-series scopes]].  It was the first sampler produced by Tektronix.
for [[500-series scopes]].  It was the first sampler produced by Tektronix.
The risetime is specified to be  
The risetime is specified to be  
under 600 picoseconds.  The Type N is a complete sampling subsystem,
under 600 picoseconds.  The Type N is a complete sampling subsystem,
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from the scope's sweep circuitry.  The input connector is a 50-ohm  
from the scope's sweep circuitry.  The input connector is a 50-ohm  
[[Connectors#GR-874|GR-874]].
[[Connectors#GR-874|GR-874]].
The Type N was introduced in 1960, followed by the [[661]] a year later, and discontinued in 1964,
The Type N was [[introduced in 1960]], superseded by the Type [[661]] Sampling Oscilloscope system a year later,
making it the shortest-lived plug-in.
and discontinued in 1964, making it the shortest-lived plug-in.


The sampling circuit of the Type N is primitive.  It uses a single diode,
The sampling circuit of the Type N is primitive.  It uses a single diode,
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The vertical scale of the Type N is 10mV/cm.  The Type N is one of the
The vertical scale of the Type N is 10mV/cm.  The Type N is one of the
only Tektronix plug-ins with fixed vertical gain.   
few Tektronix plug-ins with fixed vertical gain.   


For calibration of the timebase of the Type N, the [[013-028|013-028 Timing Standard]] was produced.
For calibration of the timebase of the Type N, the [[013-028|013-028 Timing Standard]] was produced.
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