Seamaiden
Living dead girl
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- Apr 13, 2010
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Yes, and no, they're also the same sort of thing. But main point is, is my statement untrue? EMF (or if you like, EMI) can cause interference as well as RF, no? They're all radio waves, in truth of fact, just different frequencies, no? All sources of interference are going to require a greater or lesser degree of shielding, yes? That's what I'm driving at.EMF and RF? They two different things. EMF is an electromagnetic field. RF is radio frequency. heh. Letys just say I know electricity.
Already around. Google "radio frequency shield" or "shielding".Anyone ever think of building a RF shielded box to enclose ballasts in ? Maybe mount them externally
Anyone ever think of building a RF shielded box to enclose ballasts in ?
My husband has noted, with regard to equipment (he's a LAN/WAN specialist/electrical engineer and has been building out widespread wifi infrastructure locally), that generally, if something is made in the U.S. the buyer can be assured that there will be little, if any interference. He feels that anything of Chinese manufacture is suspect and prone to leaking, so to speak, and are fraught with problems.EMI doesn't raidiate through the air. It's usually caused by ground currents of very VERY low values and is transmitted through metal conduits. RFI is noise, like a buzzing on your radio and it radiates through the air from the source, it can be conducted from one residence to another. Happy? EMI is nothing to worry about these days fedral guidelines make sure that isolated ground receptacles are installed around stuff like computers to minimize noise. That is only in HEAVY commercial work when your dealing with IMMENSE ammounts of power. That isn't necassary in residential. And if you put a harddrive on a wire pulling 10 amps it wouldn't affect the HD. If you took a magnet to it, a whole different story. As I said before I thought they used a low frequency heavily shielded balast to minimize RF noise and apparantly they didn't although in that video the radio is up the ballasts ass. Still don't want that type of interference.
My husband has noted, with regard to equipment (he's a LAN/WAN specialist/electrical engineer and has been building out widespread wifi infrastructure locally), that generally, if something is made in the U.S. the buyer can be assured that there will be little, if any interference. He feels that anything of Chinese manufacture is suspect and prone to leaking, so to speak, and are fraught with problems.
I don't know where AN sourced the ballasts, but a couple of things come to *my* mind, and my age and sex are considerations in this--I wouldn't drop a single dime on something that calls itself "badass" unless the thing performed. If people are still experiencing interference, whatever the source (I was trying to cover my bases up there), then it seems, clearly, that more shielding is required.
Considering the numbers of reports I've read of almost all digis causing some sort of interference (can't recollect if I've read of Galaxy ballasts causing troubles), then I would suggest that manufacturers are cutting corners. Would you say that's a fair statement?
And, if you agree with that statement, would you agree that IF someone is still experiencing interference, that the unit that's causing it has insufficient shielding? Or are you saying it's something else that needs attention?
AN claims all ballast components are high end parts from japan. And to those ignoramouses japan has the highest quality electronics china has knock off poo poo, well it's ok but it's not as good as japans stuff. And they used a new kind of shielding for the RFI. It's probably all bs. Damn and here I was gonna come out of the stone age.
Advanced Nutrients Digital Ballast Testing
http://www.youtube.com/watch?v=EDCX-weZhm0
Its LOUD! Lumatek, Quantums you can hear a slight buzz, The BADASS Buzzing 10 times louder then anything. I dont even notice a Lumatek or Quantum, These are 100% noticeable.
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