DIY is fun but modding is tedious work. The crack is limited by its power transformer. Change it to increase the bias on 6as7g. Also, bypass the...
FWIW, I have been using the same tubes in my diy tube amp for past seven years, still going strong. OTOH, I have had to replace some components in...
I supposed I missed that . Those big graphs seem to have clouded my mind.
Interesting that the bass rolls of that much, maybe @dBel84 can shed some light FWIW, among the vintage orthos the YH100 has the reputation of...
^Are these stock or modified ?
So, my trusty old Yamaha Hp-1 is in need for a restocking after almost 13 years of service. I am mainly looking for Ear pads and headband but can...
@EagleWings That's why we mod the vintage orthos, to improve tthese aspects you call modern resolution. I won't be satisfied with a headphone if...
@dBel84 is a indeed a wizard. I have been using my Yamaha HP-1 for past 12 years now, definitely end game for me.
Yes. I am sure that these are KenRads. If you look are the picture of top mica, it has three spikes for support which is typical of KenRAd tubes....
Looking to sell a matched pair of NOS Black glass staggered plate KenRad 6sn7gt. These are labelled RCA but the construction is obviously KenRad....
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My method is to keep only the tubes which resolve the most. I can always get the tone I wanted my modding headphones,dac or the amp itself.
Curious what capacitors they used. I have had a few 25 plus years old Adcom dac and no one has this issue. A bit dry and raised esr may be but not...
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