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byang12

Responses from byang12

Tube Preamp: How many tubes does it take to .................
@elliottbnewcombjr  Your  McIntosh Tube preamp in picture must be a maintenance nightmare. I had same bad experience with a AR sp-11 phono/line pre-amp 20 years ago. I bought the unit based on great audiophile commentator Mr. Chen's recommendati... 
300b lovers
@alexberger  your choice of 6sn7 as driving tube is not good (high output Z, low max plate current...) Now, your choice 1 of implementation is the better one, only your concern is invalid. High output Z does not automatically leads to narrow ba... 
Best Tube Amp for High Sensitivity Speakers: 45, PX25, or 300B?
Your 96dB speaker requires 8+ watts to sound reasonable for full scale music. If you insist SET using DH tubes,  PX25 or 6336A is the way to go.  paralleled 6336A ( Using both sections of single tube for one channel)  could provide 15W pure class... 
300b lovers
@lynn_olson IT-coupled PP DHT’s have a power and majesty unlike anything else in audio. Bell Labs and Western Electric knew what they were doing back in 1935.   Western Electric is also pioneer of "Ultra Path" circuit design for SE amplifiers w... 
Question about wpc on tube amps
@timintexas WPC is just an rough/partial measurement of capability to drive speakers by an amplifier. There are multiple factor in really world how amplifier behave when driving a particular speaker. e.g. Tube Amplifier most likely using output... 
Sharing SACDs
@tomcarr  why do think "copyright" has anything to do with what I am doing with the copy of music in particular format?  are you brain watched by FBI?  
300b lovers
  @lynn_olson  FYI,  the guy who published DH tube comparison more than 20 years ago uses the same driver and same speakers as well the same signal source during his blind listening tests. I can confirm his report that PX25's bottom is much sol... 
Top two most important sound qualities
2 top criteria of sound quality: 1.  Female voice: if that sounds good, your system is pretty listenable. 2. play Phil Colins' "in the air".  The drum should sound clean and fast. no rolling/decay low frequencies.  
300b lovers
FULL MUSIC makes decent 45 and 50 tubes.  
300b lovers
It has been well debated 20 years ago during golden years of  direct heated power triodes.   Based on tests on ALTEC/JBL horn systems: 300B is middle of the road of all those small/medium signal direct heated tubes. It has good/mellow middles,... 
DAC Compatible with PS Audio SACD Transport
Good condition Danafrips Terminator (original version) is <$3000 on US audio mart, it can be configured to take PS Audio IS2 input and could be used with Danafrips converters to take USB streaming sources and converting to IS2.  
So Weird- No Stylus Contact Woofer Pumping with Hana ML and Elac PPA-2
sound like your cartridge/arm wiring is specific for SE output. the correct wiring for balanced wiring supposely take (+) and (-) pins to pin 2 and ping 3 in XLR connector. if you want to use external grounding wire between TT and phono stage, le... 
So Weird- No Stylus Contact Woofer Pumping with Hana ML and Elac PPA-2
Actually, this phenomenon states a fundamental fact:  electro-magnetic energy broadcasting as waves/Strings not as particles. So the great Einstein could be wrong right here.   
So Weird- No Stylus Contact Woofer Pumping with Hana ML and Elac PPA-2
your statement: Wiring for the tonearm to the preamp was as follows: Pin 1- no connection Pin 2- + positive Pin 3- - negative Shell ground- cable shield is very very confusing. This tonearm is for custom mono cartridge? For stereo cartri... 
So Weird- No Stylus Contact Woofer Pumping with Hana ML and Elac PPA-2
most likely this TT/Phone inputs w/o a grounding wire between them, so it is sensitive to 33 1/3 electro-magnetic  radiation.