067-0508-00: Difference between revisions

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-[[File:Tek 067-0508-00 3.jpg | thumb | 350px | right]]
+{{Instrument Sidebar
-The '''Tektronix 067-0508-00''' Amplitude Calibrator generates a square-wave with
+|manufacturer=Tektronix
-two precisely controlled voltages and 50 Ω impedance at both voltages.
+|model=067-0508-00
+|class=Signal generator
+|series=
+|summary=Amplitude Calibrator
+|image=Tek 067-0508-00 3.jpg
+|caption=Tektronix 067-0508-00
+|introduced=(?)
+|discontinued=(?)
+|designers=
+|manuals=
+* [[Media:Tek 067-0508-00.pdf|Tektronix 067-0508-00 Manual]] (OCR)
+* [[Media:Tek 067-0508-00 schematics.pdf|Tektronix 067-0508 Schematics]]
+}}
+The '''Tektronix 067-0508-00''' Amplitude Calibrator generates a square-wave with two precisely controlled voltages and 50 Ω impedance at both voltages.
-This could be achieved by a 50 Ω resistor in series with the output of
+The calibrator uses a 50 Ω shunt resistance at the output, and a precision DC current source that can be steered toward the output, or toward a dummy current sink transistor.
-an amplifier with 0 Ω output resistance (e.g., an opamp with plenty
+The built-in multivibrator controls the steering of the current.
-of negative feedback).  But that is not how Tektronix did it.  They used
-a 50 Ω shunt resistance at the output, and a precision DC current source
-that can be steered toward the output or toward a dummy current sink
-transistor.  The built-in multivibrator controls the steering of the
-current.
-The output is through a [[GR-874 connector]]. The [[067-0515-00|067-0515-00 precision 50 Ω terminator]]
+The output is through a [[GR-874 connector]]. The [[067-0515-00|067-0515-00 precision 50 Ω terminator]] is intended to be used with the 067-0508-00.
-is intended to be used with the 067-0508-00.
-==Manuals==
-* [http://w140.com/tek_067_0508_00.pdf Tektronix 067-0508-00 Manual (PDF)]
-* [[Media:Tek 067-0508-00 schematics.pdf|Tektronix 067-0508 Schematics (PDF)]]
-* [[Media:Tek 067-0508-00.pdf|Tektronix 067-0508-00 Manual (PDF, OCR)]]
 ==Pictures==
@@ Line 25: / Line 27: @@
 Tek 067-0508-00 2.jpg
 Tek 067-0508-00 3.jpg
+Tek 284 and 067-0508-00.jpg | 067-0508-00 with [[284]] pulse generator
 Tek 067 0508 00-schem.jpg
 </gallery>
 [[Category:Calibration fixtures]]
-[[Category:Pulse generators]]
+[[Category:Amplitude Calibrators]]