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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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In Reply to: Re: What is the input impedance of a 6sn7? (nt) posted by Tre' on March 19, 2006 at 16:19:52:
In a CCS circuit it is approx 100K depending on the value of Rak. In reality it varies a little due to other factors too but 100K is close enough. You might want to check input capacitance though depending on what you are driving it with. This is more important IMO.Naz
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Follow Ups
- You are correct Tre ... - Naz 18:38:43 03/19/06 (6)
- Re: You are correct Tre ... - dave slagle 18:59:15 03/19/06 (5)
- Dave, help - Tre' 19:43:28 03/19/06 (1)
- I think TubeCad has it wrong...Thanks for the help (nt) - Tre' 20:07:33 03/19/06 (0)
- That's what the term impedance would imply but ... - Naz 19:36:29 03/19/06 (2)
- Just to be clear, I'm not using the 6sn7 as a CCS..... - Tre' 19:48:35 03/19/06 (1)
- The type of circuit is most important ... - Naz 22:15:42 03/19/06 (0)
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