Let’s see some Tube Glow!
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Yes, that's correct and those are EL34 tubes behind them for size comparison.
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845 or bust!

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mhardy6647 wrote: »845 or bust!

GM100 -
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ARC VT60 sounding fabulous driving a pair of Monitor 12’s

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That is gnarly!!
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Is tube blow blue or bliss?
Tom~ In search of accurate reproduction of music. Real sound is my reference and while perfection may not be attainable? If I chase it, I might just catch excellence. ~ -
Those old globe style 866 tubes from the 1920's sure do light up better than the later 866a version.
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A couple of Raytheon windmill getters and a Raytheon black plate 12ax7 in the signal path.
Ear candy
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Nice pics!
Brian
One-owner Polk Audio RTA 15TL speakers refreshed w/ Sonicap, Vishay/Mills and Cardas components by "pitdogg2," "xschop" billet tweeter plates and BH5 | Stereo REL Acoustics T/5x subwoofers w/ Bassline Blue cables | Rogue Audio Cronus Magnum III integrated tube amp | Technics SL-1210G turntable w/ Ortofon 2M Black LVB 250 MM cart | Teac VRDS-701T CD transport | LampizatOr Baltic 4 tube DAC | Nordost & DH Labs cables/interconnects | APC H15 Power Conditioner | GIK Acoustics room treatments | Degritter RCM -
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mercury vapor...

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mhardy6647 wrote: »mercury vapor...

Old globe 866, these old ones seem to have a better glow, as I'm using them with a tube preamp, not much current draw. -
Trying out the camera on the new iPhone …



Brian
One-owner Polk Audio RTA 15TL speakers refreshed w/ Sonicap, Vishay/Mills and Cardas components by "pitdogg2," "xschop" billet tweeter plates and BH5 | Stereo REL Acoustics T/5x subwoofers w/ Bassline Blue cables | Rogue Audio Cronus Magnum III integrated tube amp | Technics SL-1210G turntable w/ Ortofon 2M Black LVB 250 MM cart | Teac VRDS-701T CD transport | LampizatOr Baltic 4 tube DAC | Nordost & DH Labs cables/interconnects | APC H15 Power Conditioner | GIK Acoustics room treatments | Degritter RCM -
Pass B1 w/Korg dual Triode tube.


https://www.firstwatt.com/wp-content/uploads/2023/12/art_diy_nutube_preamp.pdf
https://www.firstwatt.com/wp-content/uploads/2023/12/art_nutube.pdf
H9"Appreciation of audio is a completely subjective human experience. Measurements can provide a measure of insight, but are no substitute for human judgment. Why are we looking to reduce a subjective experience to objective criteria anyway? The subtleties of music and audio reproduction are for those who appreciate it. Differentiation by numbers is for those who do not".--Nelson Pass Pass Labs XA25 | EE Avant Pre | EE Mini Max Supreme DAC | MIT Shotgun S1 | Puritan Audio PSM136 Pwr Condtioner & Classic PC's | Legend L600 | Roon Nucleus 1 w/LPS - Tubes add soul! -
whoops... ne'er mind.

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ModWright Analog Bridge

"2 Channel & 11.2 HT "Two Channel:Magnepan LRSSchiit Audio Freya S - SS preConsonance Ref 50 - Tube preParasound HALO A21+ 2 channel ampBluesound NODE 2i streameriFi NEO iDSD DAC Oppo BDP-93KEF KC62 sub Home Theater:Full blown 11.2 set up. -
Trying out the camera on the new iPhone …

Looking good! What kind of KT88s are you running? Such a smooth sounding power tube!
Edit: Wait a sec, I guess those are actually KT120s?! My bad!
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I remember when this kit was being introduced. I was intrigued by it and really wanted to build one. I remember signing up to be notified when they were available, but never got an email. How does it sound?Enjoying the journey while never attaining the destination. -
Good eye! They are Tung-Sol KT120s.
I will probably give some KT88s a try next, though.. Hear good things about Genalex.
Brian
One-owner Polk Audio RTA 15TL speakers refreshed w/ Sonicap, Vishay/Mills and Cardas components by "pitdogg2," "xschop" billet tweeter plates and BH5 | Stereo REL Acoustics T/5x subwoofers w/ Bassline Blue cables | Rogue Audio Cronus Magnum III integrated tube amp | Technics SL-1210G turntable w/ Ortofon 2M Black LVB 250 MM cart | Teac VRDS-701T CD transport | LampizatOr Baltic 4 tube DAC | Nordost & DH Labs cables/interconnects | APC H15 Power Conditioner | GIK Acoustics room treatments | Degritter RCM -
I remember when this kit was being introduced. I was intrigued by it and really wanted to build one. I remember signing up to be notified when they were available, but never got an email. How does it sound?
Superb. It's amazing what a few parts implemented correctly can sound like. Simple circuits always sound better.
The ambient retrieval, open and transparent are all excellent. The NuTube adds just enough warmth and adds to already excellent dimensional information. It's super quiet too.
If you want less 2nd harmonic you can adjust the voltage to the cathode with the two trim pots.
FYI, the kits are back in stock as of today. It's been a long wait.
The only area I see that can make a pretty big improvement is the volume pot. A standard ALPs is included which does a good job. But to take the unit another level I'm getting a TKD shunt type volume pot.
This is in my office rig running a pair of Pass ACA mono's in parallel configuration. Since it's more near field and lower volume listening an excellent tracking volume pot is essential.
Speakers are Polk Audio R200's and they have never sounded better!
I didn't build this one, I bought it assembled from a great seller.
H9"Appreciation of audio is a completely subjective human experience. Measurements can provide a measure of insight, but are no substitute for human judgment. Why are we looking to reduce a subjective experience to objective criteria anyway? The subtleties of music and audio reproduction are for those who appreciate it. Differentiation by numbers is for those who do not".--Nelson Pass Pass Labs XA25 | EE Avant Pre | EE Mini Max Supreme DAC | MIT Shotgun S1 | Puritan Audio PSM136 Pwr Condtioner & Classic PC's | Legend L600 | Roon Nucleus 1 w/LPS - Tubes add soul! -
Good eye! They are Tung-Sol KT120s.
I will probably give some KT88s a try next, though.. Hear good things about Genalex.
I recently picked up a quad of GoldLion and also JJ KT88s for my Cayin Jazz 90 integrated. Will let you know how they are once I try them.










