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Inspire by Dennis Had Enjoying Vacuum Tube Audio

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  #81  
Old 03-05-2014, 12:16 AM
pstrisik pstrisik is offline
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Originally Posted by Formerly YB-2 View Post
An external phono preamp is what I was asking about. The Cary PH 302, which I assume is a Dennis Had design, based on its age, uses 6SL7 tubes.
Sorry! I thought you meant phono stage in the preamp. But, still don't know if he's looking at phono pre pieces. I haven't seen any in his ebay listings since I've been following. Best to ask him directly I think.
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  #82  
Old 03-05-2014, 02:30 AM
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Welcome Bob! Cool, you do live pretty close by....and you build your own amps!! Awesome!!

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Originally Posted by bobrown14 View Post
Justlisten2 I'm around the corner from you in Mt Airy - you want to take a listen to my amp we could arrange that... best to hear your speakers so I could stop by some time and can bring a set of KT88s and KT150s sub them in so you can hear the differences. I've got my amp set up with a volume pot so you can plug whatever direct sans a TT but I've got a portable battery powered phono preamp I could tote along easily as well ifn's you like vinyl.

Cheers,
Bob Brown
Yeah we'll have to get together sometime maybe a couple of times. I'd love to check out your 105 db horn loaded speakers, you could probably run them with 2 watts. Then maybe when I get my Inspire amp, you could bring your amp over to my place and we could compare the KT-88 to the KT-150 in both amps.
I'll have to try to figure out how to PM you offline with contact info.

Oh yeah, I do vinyl, that's why I have a Cary SLP-98P preamp, with onboard phono stage. We could also try running your amp direct with your battery operated phono preamp, and then through my Cary preamp. All these tests could take weeks!

Cheers,
John McGrogan
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  #83  
Old 03-05-2014, 09:00 AM
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I'll have to try to figure out how to PM you offline with contact info.
John, you have to be a subscriber to be able to send and receive PM.

You have more details here http://audioaficionado.org/payments.php
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  #84  
Old 03-05-2014, 09:12 AM
bobrown14 bobrown14 is offline
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Quote:
Originally Posted by Justlisten2 View Post
Welcome Bob! Cool, you do live pretty close by....and you build your own amps!! Awesome!!



Yeah we'll have to get together sometime maybe a couple of times. I'd love to check out your 105 db horn loaded speakers, you could probably run them with 2 watts. Then maybe when I get my Inspire amp, you could bring your amp over to my place and we could compare the KT-88 to the KT-150 in both amps.
I'll have to try to figure out how to PM you offline with contact info.

Oh yeah, I do vinyl, that's why I have a Cary SLP-98P preamp, with onboard phono stage. We could also try running your amp direct with your battery operated phono preamp, and then through my Cary preamp. All these tests could take weeks!

Cheers,
John McGrogan
Speakers are Electro Voice Sentry III I rebuilt them - crossovers re-foam etc. Yes I would love to do a comparison side by side. I'm getting ready to build another amp specific for the KT150 and I was looking for pictures of Dennis Had's amp you bought for his wire layout which brought me here. Dennis does excellent work you should be very happy with your amp. Did he ship it out yet or is he running it in for you first?

Cheers,
Bob

Last edited by Masterlu; 03-05-2014 at 09:22 AM. Reason: Posting of email is not permitted
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  #85  
Old 03-05-2014, 10:11 AM
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Originally Posted by bobrown14 View Post
Did he ship it out yet or is he running it in for you first?

Cheers,
Bob
He's still building it Bob, I just ordered it on Sunday. I'm sure ordering the custom chassis and faceplate will take a little time. I have no ETA on the amp yet, but I'm guessing it's a couple of weeks out.

Cheers,
John
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  #86  
Old 03-06-2014, 01:43 AM
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Peter, what difference did you notice between running with the 5AR4 rectifier and the 274B? The 274B looks much bigger, strange about the lower output. I've been doing some reading about these regulators in general, and it seems that most seem to favor the 5AR4 because it's slow start ability protects the other tubes in the circuit better??
The 274B does look cooler though.
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  #87  
Old 03-06-2014, 01:56 AM
pstrisik pstrisik is offline
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Originally Posted by Justlisten2 View Post
Peter, what difference did you notice between running with the 5AR4 rectifier and the 274B? The 274B looks much bigger, strange about the lower output. I've been doing some reading about these regulators in general, and it seems that most seem to favor the 5AR4 because it's slow start ability protects the other tubes in the circuit better??
The 274B does look cooler though.
Yeah, that 274B is quite the looker! It's a bit easier on the ears for me. I should go back to the 5AR4 again and check though.

I've read the same thing about the 5AR4, but I'm sure that he designed to work properly either way.
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  #88  
Old 03-07-2014, 10:20 AM
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For those that might be interested, Dennis is working on a 6SL7/6SN7/5AR4 phono-preamp for MM/MC that should be finished by the end of the summer.
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  #89  
Old 03-12-2014, 11:14 PM
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Just got some pics tonight from Dennis on the progress of my new KT88 amp. He says he likes the color so much that he's gonna have another one made next week so he can keep one in his listening room.








Last edited by Justlisten2; 03-12-2014 at 11:20 PM.
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  #90  
Old 03-13-2014, 10:18 AM
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Very nice!!
Cannot decide if I want to pick up a Cary SLP 98 or one of Dennis' new preamps.
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