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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: Thinking out loud about HF filament supplies posted by Lynn Olson on March 24, 2003 at 18:43:10:
> B) So switching power-supply harmonics are extremely undesirable with modern signal sources, which are already contaminated with ultrasonic tones from digital sources.Have you identified artifacts in DHT or other audio amplifiers resulting from the use of a switching supply to heat filaments? I'm just wondering what the basis is for the need to employ such rigorous remedies.
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Follow Ups
- Re: Thinking out loud about HF filament supplies - Triode Kingdom 03/24/0321:17:55 03/24/03 (4)
- Mo' Thoughts on HF noise - Lynn Olson 01:40:22 03/25/03 (3)
- Re: Mo' Thoughts on HF noise - robocop 04:33:56 03/26/03 (0)
- On the subject of "first principles" - Quest 15:50:02 03/25/03 (0)
- Re: Mo' Thoughts on HF noise - Triode Kingdom 08:21:54 03/25/03 (0)
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