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Old 21st October 2010, 03:50 AM   #1
jlsem is offline jlsem  United States
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Default How a Triode Works

From January 1943 issue of Popular Science:

Click the image to open in full size.

John
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Old 21st October 2010, 03:53 AM   #2
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So the trick to a better valve amp is getting a faster monkey?
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Old 21st October 2010, 03:54 AM   #3
kevinkr is offline kevinkr  United States
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Old 21st October 2010, 04:53 AM   #4
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Talk about 'shot noise'
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Old 21st October 2010, 03:09 PM   #5
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The diagram indicates a current of approximately 0.005 fA, assuming electrons were 10^30 times more massive.

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Old 21st October 2010, 03:20 PM   #6
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I don't see any filaments so it looks like it's a DHM tube (Directly Heated Monkey).
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Old 21st October 2010, 03:56 PM   #7
LAJ is offline LAJ  United States
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But remember, the input phase is out of phase with the output by 180 degrees.
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Old 21st October 2010, 04:07 PM   #8
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I can't help but wonder if the monkeys took note of the secondary emission from the plate and assigned "supressor monkeys" to increase efficiency?
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Old 21st October 2010, 04:07 PM   #9
jrenkin is offline jrenkin  United States
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Do you have to turn off the amp to feed it bananas?
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Old 21st October 2010, 04:26 PM   #10
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That sneaky grid leak monkey in the corner has the right idea - He's goin to go to earth with the rebound stash

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