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Tweakers' Asylum Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ. |
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In Reply to: What Unclestu said (me too) plus posted by bartc on April 8, 2011 at 17:29:00:
"What makes you think piezoelectricity requires a "squeeze"? It can be engendered by simply vibration - mechanical energy period. At least, that's my understanding."Nope, a squeeze is required. As in the Acoustic Revive stand with the bag of quartz. When the crystal is vibrated it behaves as I just got through explaining - via atomic mechanisms unrelated to the piezo effect. Vibration per se doesn't produce a squeeze.
The word piezoelectricity means electricity resulting from pressure. It is derived from the Greek piezo or piezein, which means to squeeze or press.
"As to the dual directionality, that's what I keep telling you: The electrical field is reversing the piezo effect, but it's the same mechanism. This works in both directions."
The reverse effect is applying a voltage and obtaining a squeeze, a deformation.
"As to crystals working when way out in the room, you are one of the few I hear who espouses that that particular mechanism works at all! What all of us are talking about is ONLY the use in proximity to the electrical fields around the wires and the coils of wire."
But I am talking about their use on components, speaker cabinets, power cord plugs, walls, glass, interconnects, around electron tubes as well as in room corners and other strategic locations, on top of tube traps, even in the 3-D space of the room, to name a few. Why limit yourself?
Edits: 04/08/11 04/08/11 04/08/11 04/08/11 04/08/11
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Follow Ups
- RE: What Unclestu said (me too) plus - geoffkait 17:52:32 04/08/11 (17)
- Ah, but what about...... - Jon Risch 19:22:39 04/09/11 (12)
- RE: Ah, but what about...... - geoffkait 06:25:38 04/10/11 (11)
- excitation - unclestu 12:30:30 04/11/11 (10)
- Actually, you're wrong - geoffkait 13:06:45 04/11/11 (8)
- : Actually, you're wrong - unclestu 13:56:53 04/11/11 (7)
- RE: : Actually, you're wrong - geoffkait 14:07:12 04/11/11 (6)
- you're wrong - unclestu 16:48:15 04/11/11 (5)
- Sorry - geoffkait 17:05:34 04/11/11 (4)
- Well then - unclestu 17:54:37 04/11/11 (3)
- Question - geoffkait 18:21:31 04/11/11 (2)
- Aparently - unclestu 15:16:19 04/12/11 (1)
- The plot thickens - geoffkait 15:57:46 04/12/11 (0)
- I should - unclestu 12:32:14 04/11/11 (0)
- So here's what I've read. - Paul_A 04:53:20 04/09/11 (3)
- RE: So here's what I've read. - geoffkait 07:47:30 04/09/11 (2)
- I thought that you were going to enter into the discussion... - Paul_A 08:35:35 04/09/11 (1)
- You're kidding, right? - geoffkait 08:54:59 04/09/11 (0)