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discontinued=1971 | | discontinued=1971 | | ||
manuals= | manuals= | ||
* [ | * [[Media:070-230.pdf|Tektronix Type K Manual]] (PDF) | ||
* [http://bama.edebris.com/download/tek/k/k.djvu | ** [http://bama.edebris.com/download/tek/k/k.djvu Alternate (DJVU @ BAMA)] | ||
* [[Media:tek_type_k_fcp.pdf|Tektronix Type K Factory Calibration Procedure (PDF, OCR)]] | * [[Media:tek_type_k_fcp.pdf|Tektronix Type K Factory Calibration Procedure (PDF, OCR)]] | ||
}} | }} | ||
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It was dropped after 1970, with [[L|Type L]] replacing it. | It was dropped after 1970, with [[L|Type L]] replacing it. | ||
[[K]], [[L]], and [[T]] are tied for longest production life, at 16 years. | [[K]], [[L]], and [[T]] are tied for longest production life, at 16 years. [[B]], [[D]], and [[G]] are next at 15 years. | ||
[[B]], [[D]], and [[G]] are next at 15 years. | |||
Type K was the fastest of the single-channel plug-ins. | Type K was the fastest of the single-channel plug-ins. Tek did not equal it until [[L|Type L]] in 1957, and did not exceed it until [[1A1|Type 1A1]] in 1964. | ||
Tek did not equal it until [[L|Type L]] in 1957, | |||
and did not exceed it until [[1A1|Type 1A1]] in 1964. | |||
Earlier single-channel plug-ins had two inputs and a | Earlier single-channel plug-ins had two inputs and a switch to select between them, making it convenient to probe two test points at once. | ||
switch to select between them, making it convenient | The Type K design could not tolerate the extra stray capacitance, and the feature was dropped, never to return. | ||
to probe two test points at once. The Type K design | |||
could not tolerate the extra stray capacitance, | |||
and the feature was dropped, never to return. | |||
(Exception: the [[7A16P]], which has two input connectors and provides the ability to select which one is fed to the amplifier.) | (Exception: the [[7A16P]], which has two input connectors and provides the ability to select which one is fed to the amplifier.) | ||
The name was deliberately chosen to be halfway into the alphabet. Slow | The name was deliberately chosen to be halfway into the alphabet. Slow plug-ins would use A-J and fast ones L-Z. This idea never went anywhere. | ||
plug-ins would use A-J and fast ones L-Z. This idea never went anywhere. | |||
Late versions had a [[BNC connector]] instead of a [[UHF connector]]. | Late versions had a [[BNC connector]] instead of a [[UHF connector]]. | ||
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Types [[K]] and [[G]] are the only letter-series plug-ins | Types [[K]] and [[G]] are the only letter-series plug-ins | ||
where the Gain vernier is not concentric with the step attenuator. | where the Gain vernier is not concentric with the step attenuator. | ||
{{MissingSpecs}} | |||
==Pictures== | ==Pictures== |