Everything posted by lkong
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The State of DACSES
Well, the current state of Okto Research DAC8PRO: Firmware is broken for linux. That's disappointing.
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The State of DACSES
Got my Okto research DAC8 delivered this week. I will setup my full range and two channel subs with it. Bye bye analog crossover.
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
Got my board! Thanks for the extra PS board.
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
sent thanks!
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Technical Assistance/Advice Thread
Working on build a water cooling Uberamp. Snatched a cold plate off ebay. I'm looking for advice to mount the transistors. I dont think I should drill and tap into the cold plate. So I have 2 option: 1: 1/8 by 1 copper plates drilled to mount on the cold plate and sandwich the transistors in between. -----copper plate------- -----transistors---------- -----cold plate----------- 2: mount copper plates directly on the cold plate, drill mounting holes on the copper plates, counterbore the back side (the face contacting the cold plate). -----transistors---------- -----copper plate------- -----cold plate----------- Any suggestions? Here's a planned layout:
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Speaker Porn
I wonder if the bass will make the stands do tippy dance.
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
Is it too late? Please sign me up for: 2x GRHVxxx1x GRLV79xx1x GRLV78xx1x Main Board 1x miniT2
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19V Linear PSU for PC
Unfortunately for me, I have to supply [email protected]. L-Adapter looked promising but only go up to 20V. I've ordered Smooth Like Butter Single Rail. PCB+parts+shipping will cost around $100. Hope this solves my problem.
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19V Linear PSU for PC
Got my 24V assembled and running. I dont think it handles high current nicely. with 2A load @ 24v, I have about 1V drop at the output.
- Amplifier porn
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Sparkos?
https://www.audiosciencereview.com/forum/index.php?threads/rolling-op-amps-in-gustard-h20-headphone-amplifier.7407/ Not sure if this test is comprehensive, it doesnt look too good for Sparko.
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goldenreference low voltage power supply
Looking close to this: https://www.diyaudio.com/forums/group-buys/333844-ideal-bridge-rectifier-gb.html
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What Are You Building Today
Got my Voron 2.1 printer somewhat put together. Voron2.1 - Imgur.mp4
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The Multi Amp aka Dynalo Mk2
What worries me is what caused it, I simply tested the amp with 1k sine wave. I hope it's just the input jfet.
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The Multi Amp aka Dynalo Mk2
I think I let the magic smoke out by swapping into JFET input. Now the amp functions normally with input on + and G input, but not - and G. Should I worry about anything else than the J109? (another pair of J109 and K389 worked perfectly)
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Electrostatz (In2uit, Mitchell and Johnson, Cyberdrive, Verisonix, Verisonic etc.) headphones
Is there a high pass/low pass between electrostatic and dynamic? Or they are wired in parallel.
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The analog thread.
I'm intrigued, I wonder if it would be a good entry level turntable?
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The Multi Amp aka Dynalo Mk2
I think somewhere in this thread said 100k
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And now what did you do TODAY?
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The Multi Amp aka Dynalo Mk2
If I were to replace input BJTs with JFETs(toshiba or linear), what IDSS range should I aim for?
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The ultimate DIY? A Stax SRM-T2!
Are those holes drilled by a shotgun?
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Part Sourcing Assistance/Advice Thread
I need to make/buy some very short and soft (5-10cm) USB cables. Any suggestions?
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and now for something completely different part 3
All in those two google drives: https://drive.google.com/drive/folders/0B7egryukiT7_TFlEQlBRejdVdDQ https://drive.google.com/drive/folders/0B_iJFfZStuVhSE5nOHBVdTByR1k
- Speaker Porn
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Speaker Porn
Were you on Reddit too? Saw this earlier from Reddit.