FS: Bottlehead Seduction phono preamp
Approximately 1 year old. Like new condition. Bone stock. Finished in chestnut stain and wax. Asking $375 plus shipping. Thanks for looking!
View Article[WTB] Aleph JX PCB's
Anyone not going to build these and could part from the pcb's? //Johan
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What diodes would you recommend?
Hi, I'm clueless about such things, so I'm here in the hope someone can help. :) This is a photo I took of my HiFiMan HM-801 digital audio player's double-barreled power connector that's attached to a...
View ArticleIRS2092 with class D single supply and IR2110
I searched for a bit but was unable to find anyone with exactly my problem. I have a bunch of commercially made boards with IR2110 drivers and big chunky mosfets in a full bridge configuration. I'd...
View ArticleCHR-7
Hi Got a pair off CHR-7 drivers in pensil enclosures,been running them in for well over 120 hours now. Starting increasing the volume now,they sound very good;bass is firm,dry and precise,trebble a bit...
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DIY Geddes Abbeys near-finished
I have for sale a kit to make a pair of Dr. Geddes' acclaimed Abbey speakers. The speaker boxes are 90% done but I moved and lost my shop just before finishing as can be seen in the photos which is why...
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4channel UCD400 amp near complete
UcD400 4 channel amp unfinished. Parmetal black alum anon chassis. Antek AN-7239 toroid (39V/0/39). DIYCable powersupply with Panasonic caps. Four UCD 400 AD8620 modules. XLR inputs, Speakon speaker...
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2ch UCD400 amp near complete
UcD 400 AD8620 monoblocks. All high end parts: Plitron transformers 500VA, dual IXYS bridges, 4 Jensen 4pole caps, bulgin switch, rod's switch kit, softstarts, ying/yang ground, XLR inputs, Speakon...
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VSSA FOR HEADPHONE
Hi, all. I just learn how to use LTSPICE and I want to modify VSSA for headphone amplifier. Here, my schematic diagram. I use +15V,0,-15V power supply and approximately 100mA for quiescent current...
View ArticleEthical dilemma Cambridge Audio CD3m, DAC3
Hi, what to do? I have come in to possession some time ago of a set of Cambridge audio CD3m and DAC3, found in a factory clearance, they are pretty much mint, and my thoughts first were ah ha TDA 1541s...
View ArticleSmall horn for 1" compressiondrivers
I have just made my first speakers with a 400Hz Stereolab tractrix horn, it is quite deap. It uses a B&C DE25 compressiondriver. I am very satisfied with the sound, only the combo struggels to make...
View Articlerockford fosgate power 100hd
I got a rockford100hd in today with shorted outputs on one channel. I replaced the mtp3055 and mtp2955 with a irf540n and irf9540. Are these okay to use? I had to turn the bias adjustment back a lot...
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FS Raindrop Hui AD1865 DAC board
Working AD1865 tube DAC board that Raindrop Hui sells on eBay for $200. Asking $90.00 shipped. I will include original interstage transformers that were removed in favor of passive I/V conversion using...
View Articleop amp crossover stage to non inverted gainclone.
If only driving a non inverting gain clone and I set its impedance high, do I need the output buffer stage of an op amp active crossover stage? Is it possible or desirable to combine the filter stage...
View Articlemy mom blew a fe127en. Can I put FF125wk in a fonken enclosure?
hi Ive pretty much said it can a FF125wk be put inside a fonken enclosure. I would, of course, make the hole a bit bigger to accomodate the larger driver....
View ArticleAny analog xovers as good as Ashly XR series?
Hey guys, I am looking around for a 3-way mono xover which is just as good as the Ashly XR 1001, any recommendations please?
View Articlemagnepan solderless wiring pads
Just received my Maggie repair kit and they came with the solderless wiring pads that I want to use. Can anyone show me some pictures on how to use these?? I am doing a complete rewire of Magnepan 2A....
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antenuate 6db.
Hello. I have a pair of bipolar loudspeakers. I would like to attenuate the rear firing bass/mid and tweeter by 6db. the drive units are nominal 8 ohms so the crossover sees a nominal impedance of 4...
View ArticleExternal crossover + Room Correction using MiniDSP
I'm looking to build a pair of 2-way speakers that use an external MiniDSP to run both crossover and room EQ tuned to my sweet spot in my listening room. What software will help me create the right...
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