4S3: Difference between revisions

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gates but not amplifiers.  The front-end amplifier is therefore in the 4S3, and is composed of
gates but not amplifiers.  The front-end amplifier is therefore in the 4S3, and is composed of
a [[7308]] tube (premium 6DJ8) with its two triodes connected in a common-cathode cascode topology.
a [[7308]] tube (premium 6DJ8) with its two triodes connected in a common-cathode cascode topology.


* [http://w140.com/tek_4s3.pdf Tektronix 4S3 Manual (PDF)]
* [http://w140.com/tek_4s3.pdf Tektronix 4S3 Manual (PDF)]


<gallery>
<gallery>
Image:Tek 4s1 63cat.jpg|In 1963 Catalog
Image:Tek 4s3 63cat.jpg|In 1963 Catalog
</gallery>
</gallery>