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[#12327] Leak Club for Leakies or Leak user    
good photographic skills
------------------------------

No la. Just press the button of my DC :-)
If you bring along your 27M and allow them to stay at my place, I can try my best to take some photos for you.

For FREE!!!!
Better considerseriously before I turned out to be a PHOTO business :-)

heehee


Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-18 09:46
[#12328] Leak Club for Leakies or Leak user    
A nice set up for LS3/5A.

Nice picture.

Gingers
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218.xxx.xxx.4
2006-08-18 09:49
[#12329] Leak Club for Leakies or Leak user    



Gingers
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218.xxx.xxx.4
2006-08-18 09:56
[#12330] Leak Club for Leakies or Leak user    
http://www.audioasylum.com/scripts/t.pl?f=vintage&m=112262

sgmlaw 11:36:07 10/10/05 (0)

In Reply to: Fisher 400CX-2 posted by john_keung on October 1, 2005 at 07:08:45:

It is hard to find these still with original tubing. For whatever reason, they get yanked out along the way.
The original rectifier was a Mullard. It is nice, but a Holland Amperex is nicer still and gives a slightly livelier pace to the output, but still very sweet.

My experience is that the best sounding combination of line stage tubes are Mullard 7247s (UK made, not the RCA/US made ones) and TFK smoothplates, which is not too far off from the original complement. Others prefer all TFKs, including in the 7247 positions. But I think the particular strengths of both tube makers combine very synergistically when in this instrument. The 7247 is an increasingly difficult tube to source this precisely, however, so tubing options may be limited. If need be, the GE 7247 is a good alternative, but not as good as the others mentioned.

I have had several CX and CXIIs over the years, and a near minty one resides in my main system.

This instrument benefits greatly from a recapping of all the small electrolytics. The heater power supply is a little undersized, draws more current than I'd like to see for the parts specified, but should suffice. Be very protective of power supply integrity, as replacement power transformers are impossible to source, and rewinding is a $400+ proposition. There are also some big 2 watt carbon comps that should be checked and replaced if needed, as the sound can develop tonal irregularities if the drift grows significant. While recapping the films is optional, on the one example I did recap with fresh polyesters, the sonics were significantly improved while still retaining the beautiful voicing characteristics. The phono stage is surprisingly good. Somewhere in the archives are some improved methods of attaching the faceplate jewels that I came up with that does not involve the use of white glue.

Of all the preamps I have heard over the years (including modern high end models), the CX and CXII fall in the top echelon for overall sweetness of timbre and faithfulness to the musical nuances found in the source media. The CXII in particular does all this without losing one iota of raw audio information across the entire range. This, despite what some may view as an excess of tonal and sound management controls. It is in the first rank of vintage tubed preamps.

Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-18 14:23
[#12331] Leak Club for Leakies or Leak user    
WHO wants to use these expensive resistors in his 12.1 ?

I am itchy :-)



Gingers
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218.xxx.xxx.4
2006-08-19 10:16
[#12332] Leak Club for Leakies or Leak user    
http://www.audionote.co.uk/kits/resistors.htm

Tantalum 2 watt Series: US$11 each plus shipping.
10R, 12R, 18R, 22R, 27R, 33R, 39R, 47R, 56R, 68R, 82R, 91R, 100R, 120R, 150R, 180R, 220R, 270R, 330R, 390R, 470R, 560R, 600R, 680R, 820R, 910R, 1K, 1K2, 1K5, 1K8, 2K0, 2K2, 2K7, 3K3, 3K9, 4K7, 5K1, 5K6, 6K8, 7K5, 8K2, 9K1, 10K, 12K, 15K, 18K, 20K, 22K, 24K, 27K, 33K, 39K, 43K, 47K, 56K, 62K, 68K, 75K, 82K, 91K, 100K, 120K, 150K, 178K, 180K, 182K, 200K, 220K, 250K, 270K, 330K, 390K, 470K, 510K, 560K, 620K, 680K, 820K, 910K, 1M0, 1M5 and 2M0.

http://www.diyhifisupply.com/diyhs_tantalum_res.htm


Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:18
[#12333] Leak Club for Leakies or Leak user    
Richard & DD

http://www.werple.net.au/~kiewavly/TL12_restore.html#anchor202586

Please advise which resistors will affect the sound most in the 12.1 circuit?



Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:24
[#12334] Leak Club for Leakies or Leak user    
Daily improvement!!!

Is AUDIO NOTE" TANTALUM RESISTORS one of the ways to get it improved??





Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:30
[#12335] Leak Club for Leakies or Leak user    
Gingers,

At the end of the day, does it come out to be the original Leak sound?

cpsjj
個人訊息 正式會員
218.xxx.xxx.31
2006-08-19 10:32
[#12336] Leak Club for Leakies or Leak user    
Gingers,

If you talk about accuracy of resistors, perhaps R18 which is in the negative feedback loop.

If you talk about reliability (i.e. remain stable at extremes), perhaps the 3 big resistors - 10K, 57K, and 68K which are in the long-tailed phase splitting circuit.

If you talk about sonic character, perhaps ALL the resistors in the signal path, e.g. 22K in V2, 10K in V3 and V4, etc.

rcwy
個人訊息 正式會員
221.xxx.xxx.225
2006-08-19 10:32
[#12337] Leak Club for Leakies or Leak user    
At the end of the day, does it come out to be the original Leak sound?
----------------------------------------

Only a try :-)

Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:35
[#12338] Leak Club for Leakies or Leak user    
Daily improvement!!!

Is AUDIO NOTE" TANTALUM RESISTORS one of the ways to get it improved??
------------------------------------

I have no question AN Tantalum is one of the reliable resistors. My emphassis for any DIYers is get ordinary or hi-end resistors PROPERLY soldered onto the circuit 12.1.

Trying new, hi-end components but ignoring basic DIY skills is null at the end!


Readers may be interested to read the 12.1 restoration thread:

http://203.215.242.37/avforum/forum_message.php?topic=82050902223555&sortby=4


rcwy
個人訊息 正式會員
221.xxx.xxx.225
2006-08-19 10:38
[#12339] Leak Club for Leakies or Leak user    
If you talk about accuracy of resistors, perhaps R18 which is in the negative feedback loop.

If you talk about reliability (i.e. remain stable at extremes), perhaps the 3 big resistors - 10K, 57K, and 68K which are in the long-tailed phase splitting circuit.

If you talk about sonic character, perhaps ALL the resistors in the signal path, e.g. 22K in V2, 10K in V3 and V4, etc.
-----------------------------------------

One 12.1 has more than 20 resistors. A pair will be around 45.

45 x HKD90 = More than 4000 HKD for the 2 watts Audio note resistors :-)

WOOOOoooWWW!!


Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:44
[#12340] Leak Club for Leakies or Leak user    



Gingers
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218.xxx.xxx.4
2006-08-19 10:48
[#12341] Leak Club for Leakies or Leak user    



Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:48
[#12342] Leak Club for Leakies or Leak user    



Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:50
[#12343] Leak Club for Leakies or Leak user    
Soldering is addicted :-)



Gingers
個人訊息 正式會員
218.xxx.xxx.4
2006-08-19 10:51
[#12344] Leak Club for Leakies or Leak user    



Gingers
個人訊息 正式會員
221.xxx.xxx.121
2006-08-19 18:02
[#12345] Leak Club for Leakies or Leak user    
PYE PF91
------------------------

Thanks for Brothers aliu coming with his PYE recently bought locally.

Nice sound.



Gingers
個人訊息 正式會員
221.xxx.xxx.121
2006-08-19 18:19
[#12346] Leak Club for Leakies or Leak user    
Nice collector's item.



Gingers
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221.xxx.xxx.121
2006-08-19 18:20
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