cobra_kai
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Posts posted by cobra_kai
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Yes I believe so. This is what I was planning for a ground scheme after livewire's post:
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If you follow what livewire said you would connect signal ground where you have it whited out. The two ground inputs on the amp boards are tied together so you could potentially be making a loop with the input ground tied at both the star ground and the amp boards.
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Excellent thanks. The ground scheme was really messing with my head that post was really helpful.
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I posed the same question about signal ground isolation. I was told to tie the board grounds to the chassis ground
using 1K ohm resistors. My KGSSHV is a single box build. No noise at all be it high or low volume, music playing or not.
Thanks for the response livewire. Just to clarify this means that you did not connect the signal ground?
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So I'm getting close to the point of turning this thing on but I have some confusion about my grounding scheme. I am doing a two box on board heat sink build with the amp boards in one chassis and the ps in the other. Obviously in the ps chassis I have ac mains earth ground connected to chassis. I then have an umbilical running between the two chassis carrying both power supply ground and chassis ground, and signal ground also enters the amp chassis. What is the best way to tie these grounds together for safety and avoiding hum? I was thinking I would tie the amp chassis ground to the power supply chassis ground (and thus earth ground) and then connect power supply ground to chassis ground through a resistor inside the amplifier chassis. Does this sound like a safe scheme, and also is it then appropriate to keep signal ground isolated from chassis?
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Looking good, thanks ujamerstand!
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Predator is $475 regardless of its merits... or lack thereof. If the Bifrost at 450 is too much then it will be as well. If you are looking to get into DIY AMB's gamma1 or 2 are excellent devices.
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^^ thanks
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I have a couple questions about the par-metal heatsinks Milosz - first what format do they want drawings for drill/tap holes and second are you using multiple smaller sinks or do they custom make larger ones?
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In for 6 boards if available
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Bet nobody saw that coming. Best marketing Audeze could have done. They should give him the review pair for free to thank him for all the sales he just got them
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Too much?
Lol! This place is awesome
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Nothing stuck in the DC area. I was still worried about the power going out because of how shitty my power company is, but luckily nothing happened. Good luck to everyone digging out.
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Does anyone have a good 4PDT switch that they use for selecting between RCA and XLR input? I bought this one from mouser http://www.mouser.co...LB5PdkEpw%3d%3d
which will work but it's a lot bigger than I was expecting. I would like something more compact.
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I'd take one
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T-mobile has a pay by the day plan. Here is a link to their site: http://prepaid-phones.t-mobile.com/pay-by-the-day-cell-phone-plans
Boost mobile offers something similar, check it out here: http://www.boostmobile.com/plans/daily-unlimited/
Other companies may have similar, try checking Verizon, ATT, and Sprint's websites.
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Awesome thanks!
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If you don't mind could you post the FPE files?
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Nice job on the panel. What are all of the epsilon 24s for?
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WAGO makes some neat connectors. I have never worried about their voltage ratings before though so I'm not sure they would be suitable for this application.
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Sanus makes some nice speaker stands. I use these ones: http://www.amazon.co...19408199&sr=8-2
If you search amazon for 'sanus stands' there is a pretty large selection in different heights/styles.
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I believe it was in warp08's thread on HF. Give me a minute and I should be able to find the link...
Here's the link: http://www.head-fi.org/t/576238/jh-audio-jh-3a-3-way-dsp-amplifier-crossover-design-changes#post_7828889
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It's the age old issue with every consumer product. If you want to be taken seriously then you have to have a price to match. No way in hell the HE Audio Jade cost anywhere near 1500$ to make but since it was setup against the SR-007 then that was the price range it had to be in. Also one of the reasons why the Koss ESP950 is never considered as one of the greats. Far too cheap at 650$ with an amp...
Well said.
i'm on a roll... the kgsshv
in Do It Yourself
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Only looked at the off board hs layout so far but it matches the schematic as far as I can tell.