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This "Sweep Switching" feature differentiates the 547 from the [[546]]. | This "Sweep Switching" feature differentiates the 547 from the [[546]]. | ||
Triggering is done with [[tunnel diodes]], | Triggering is done with [[tunnel diodes]]. | ||
The 'A' trigger is based on a 10mA tunnel diode. | |||
Up to serial number 11889, it uses a [[TD253]]. | |||
From 11890 onward, it uses a [[152-0140-01]]. | |||
The 547 uses the Tektronix [[154-0478-00]] CRT. | The 547 uses the Tektronix [[154-0478-00]] CRT. | ||
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There is a 170 nanosecond [[delay line]] between the first and second gain stages. | There is a 170 nanosecond [[delay line]] between the first and second gain stages. | ||
* [http://bama.edebris.com/ | * [http://bama.edebris.com/download/tek/547/547.djvu Tektronix 547 Manual (DjVu)] | ||
* [http://w140.com/tek_547.pdf Tektronix 547 Manual (PDF)] | * [http://w140.com/tek_547.pdf Tektronix 547 Manual (PDF)] | ||