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Audio > Audio Tubes > Magnepan via Ci...
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Magnepan via Citation

by Jon Yaeger <jono_1@[EMAIL PROTECTED] > Feb 9, 2008 at 06:27 PM

CITATION REBUILD

As I noted previously, a friend sent me a pair of early Magnepan speakers.

I'm currently listening to a Dyna ST-70 with a "total makeover."  Needing
a
bit more power / headroom to experiment with the dipole speakers, I was
motivated to finish rebuilding a HK Citation II (that had sat atop a
basement freezer for well over a year!)

I've been way too busy with my business to undertake many projects, but I
thought, what the heck . . . an hour a day won't hurt.

I had been collecting parts for the project, including Jim McShane's
capacitor replacement kit and power supply upgrade, a quad of scarce
KT-90s,
an original cage, and a pair of replacement glass PCBs nicely made by Bob
Washburn, a former neighbor in my trailer park . . .   ;-)

I endeavored to do the usual things, including replace all of the tube
sockets, which are usually stressed by all of the heat from the output
tubes.  So I am almost rebuilding the entire thing from scratch.

I discovered that the original builder had a few bad solder joints, so
perhaps the time spent rebuilding would be a lot more than what would have
been required to troubleshoot it . . .   I also felt that replacing those
40
year old electros was a must.

Here's a photo of one stage of destruction / construction.  I hope to post
a
few more shots along the way.

http://www.yaegeraudio.com/citation_parts.jpg

Would welcome any suggestions from folks who have rebuilt theirs.

Jon
 




 21 Posts in Topic:
Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-09 18:27:52 
Re: Magnepan via Citation
"West" <west  2008-02-10 03:11:13 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-09 22:27:47 
Re: Magnepan via Citation
"MarkS" <msh  2008-02-10 08:52:27 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-10 10:14:15 
Re: Magnepan via Citation
"MarkS" <msh  2008-02-10 10:45:52 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-10 11:18:21 
Re: Magnepan via Citation
"Iain Churches"  2008-02-10 18:18:56 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-10 12:00:22 
Re: Magnepan via Citation
"Gordon Pratt"   2008-02-10 20:14:39 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-10 22:38:55 
Re: Magnepan via Citation
Bret Ludwig <bretldwig  2008-02-10 20:36:19 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-11 00:09:09 
Re: Magnepan via Citation
"Iain Churches"  2008-02-11 09:31:02 
Re: Magnepan via Citation
Peter Wieck <pfjw@[EMA  2008-02-11 05:15:22 
Re: Magnepan via Citation
"Iain Churches"  2008-02-11 19:10:08 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-11 21:47:11 
Re: Magnepan via Citation
"Iain Churches"  2008-02-13 11:09:01 
Re: Magnepan via Citation
Jon Yaeger <jono_1@[EM  2008-02-13 12:27:46 
Re: Magnepan via Citation
Bret Ludwig <bretldwig  2008-02-11 20:07:39 
Re: Magnepan via Citation
"Iain Churches"  2008-02-13 11:07:06 

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tan12V112 Sun Sep 7 4:50:37 CDT 2008.