enclosure size - newbe
I have a driver and was looking for some info on size of a sealed enclosure...the driver I will be using is from SVS PB12-ISD/2...I just have one drive...any help would be great as I have very little...
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3*LM3886 Adjust DC offset
Hi! I just got this kit in the mail today, and I've soldered it together, except for the three DC offset potentiometers. First, what does these pots actually do? this is my first experience with...
View ArticleJL Audio J2 320.4
Hi, I suffering from noise problem with the amplifier, which is not causing by any ground loop or noise from the input. We believe is high frequency oscillation / overshoot (ringing), or it might...
View Articlefull range baffleless speaker
Im a newbie with no technical ability. I am hoping to get decent sound from a baffleless full range speaker. I will add a powered sub or something later if I need more bass. What speaker would you...
View Articleto switch or not?
silly nube question but i'm building a phono stage and headphone amp in one case but would like to have a variable and fixed output. my plan is: phono stage - fixed output - volume pot - variable...
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My Tube Pre-Amp Picking up an AM radio station?
Hello everyone! I've just noticed that when my tube preamp is plugged into my computer (giving it a ground connection) that even with the computer sound muted (I'm sure that it is NOT the computer or a...
View ArticleVolume Pot Spec
I'd like to add a volume pot to my tube amp. The input is 470K grid to ground on the driver tube and cathode 2.2k parallel 10uf to ground. What size pot should I use? 50K, 100K or something else?
View ArticleNewbie - need help with a few questions
Hello everybody! Im completly new to this forum and a newbie. I have decided to build a little speaker project and would like your help. I have two bullhorns lying around and i thought I would make...
View ArticleWhat do I need?
While im waiting for new drivers to arrive Im trying to plan ahead. I could use some help with setting it up correctly. I will be running actively for the most part. I use a tube amp for the mids and t...
View ArticleWTB - Markaudio Alpair6m
Hello, I'm looking to buy a pair of Markaudio Alpair6m drivers for a nearfield desktop rig. Let me know if you happen to have a pair of gently used ones you would like to part with. You can contact me...
View ArticleAnother "hello" from Germany
Hi, first of all, please excuse my partially bad English :o If there's anything I write you simply cannot understand, don't hesitate to tell me because it is a good opportunity for me to improve my...
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my diy arcam fmj 32 amp mod
After two months of hard work finish the project ARCAM amplifier FMJ 32 It started amp burn by faulty diode that burned power transistor and some components This project encountered any problem is...
View ArticleFilament winding as AC source for 5VDC DAC power supply
SSE mod want to have-build in USB DAC, (use to be installed inside PA CASE), is it ok to use secondary winding of power transformer (5 VAC5/5AR4 filament) as a source for DAC power supply. Another...
View ArticleMG100 HDFX no power HELP!!
Ok, so I bought a used MG100 HDFX and 4 * 12 angled cab. it was all working fine apart from the fan being a little loud. I decided to replace the fan with a standard PC 50mm fan and that all worked...
View ArticleInput trafos SC937-02LF
It sais on the homepage: SC937-02LF and; SC983-05LF are useable at 192 kHz but are optimized up to 96 kHz. What does that mean can it be used up to 192Khz,am going to use it with a ES9018.
View ArticleWTB: Buyout Tweeters for Line Array
I'm looking for buyout tweeters for a line array project. Please let me know what you have hidden in the garage collecting dust. I'm in Orange County, CA. Thanks. Hong
View Articleplitron output w/ cfb usage ideas
I just picked up a second plitron pat-4070-cfb output tx.. (got very good deals on both). Specs are 70 watts, 4k pri and 5 sec, CFB and UL taps. So, that's 6400 pri w/ 8ohm sec. Plitron's posted...
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FS:Lundahl LL1527 balance to SE
Pair of Lundahl LL1527 in good condition, perfect choice to convert DAC balanced output to single end. $60 S&H in North America. Attached Images ll1527-2.jpg (42.8 KB)
View ArticleHelp with MTM Design Using Existing Cabinets
Guys! Come to you, as I need help in designing a pair of MTM speakers for my brother. He blew a woofer, and it's time to redo them properly with new woofers and tweeter. I suck at...
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