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[#8105] Leak Club for Leak lovers    
Michael

Feel free to call me : )


Gingers
個人訊息 正式會員
210.xxx.xxx.228
2005-10-25 09:09
[#8106] Leak Club for Leak lovers    
HI! How's the sound of Leak 10.1?
maxbliss888
個人訊息 正式會員
203.xxx.xxx.81
2005-10-25 23:34
[#8107] Leak Club for Leak lovers    
Jeremy

My friend may bring his PLP to my home so I can put my pair of 803s to test and let you know the different
m9
個人訊息 正式會員
218.xxx.xxx.158
2005-10-25 23:59
[#8108] Leak Club for Leak lovers    
HI! How's the sound of Leak 10.1?

--------------------------------------

maxbliss888


You should see this wonderful web site of our friends, Hon : )

http://homepage.ntlworld.com/hon.lau/


Gingers
個人訊息 正式會員
221.xxx.xxx.184
2005-10-26 01:00
[#8109] Leak Club for Leak lovers    
My friend may bring his PLP to my home so I can put my pair of 803s to test and let you know the different
-------------------------------------------------

M9

I am desired to know the sound difference of the ECC83S and ECC803S. I would like to know what brand of your 803S? Thanks

Jeremy
n19137
個人訊息 正式會員
218.xxx.xxx.115
2005-10-26 09:39
[#8110] Leak Club for Leak lovers    
只要散播我們的護眼訊息,令親朋好友更加關注眼睛健康,您每傳送給1 位
朋友,博士倫就會捐出$1.5給奧比斯,燃點更多視障人士的光明希望!

舉手之勞移動一下你的mouse哦!!
每傳給一個人及打開網頁, 博士倫就捐HK$1.5給奧比斯

http://www.esdlife.com/campaign/bausch/orbis/chi/page2.asp
Gingers
個人訊息 正式會員
221.xxx.xxx.229
2005-10-27 19:05
[#8111] Leak Club for Leak lovers    
Gingers,

Yours is a very benevolent motive.. following this motive, I just clicked the link.

http://www.esdlife.com/campaign/bausch/orbis/chi/page2.asp
rcwy
個人訊息 正式會員
221.xxx.xxx.250
2005-10-28 10:34
[#8112] Leak Club for Leak lovers    
Are the tubes for Leak TL12.1, such as ECC33 EF36/37 difficult to find?
maxbliss888
個人訊息 正式會員
202.xxx.xxx.225
2005-10-28 11:28
[#8113] Leak Club for Leak lovers    
Mullard ECC33 is not difficult to find in eBay, though not cheap.

You may insert 6SN7 as a substitute if you really cannot find Mullard ECC33 at the moment. Both were the recommended tube types by the Leak factory!
rcwy
個人訊息 正式會員
221.xxx.xxx.250
2005-10-28 11:34
[#8114] Leak Club for Leak lovers    
EF36/37 is dirt cheap in eBay - GBP 10 can buy a pair.
rcwy
個人訊息 正式會員
221.xxx.xxx.250
2005-10-28 11:36
[#8115] Leak Club for Leak lovers    
I paid about 15 pounds including delivery within UK from ebay for four new old stock Mullard EF37 recently.

Hon
hifienthusiast
個人訊息 正式會員
20.xxx.xxx.13
2005-10-28 17:43
[#8116] Leak Club for Leak lovers    
Hon

I stocked some for my 12.1 : )



Gingers
個人訊息 正式會員
221.xxx.xxx.200
2005-10-28 17:55
[#8117] Leak Club for Leak lovers    
John

You have a life time supply of EF36/37 for your TL12.1!

Hon
hifienthusiast
個人訊息 正式會員
80.xxx.xxx.11
2005-10-28 21:19
[#8118] Leak Club for Leak lovers    
Wonderful combo : )



Gingers
個人訊息 正式會員
221.xxx.xxx.200
2005-10-28 22:11
[#8119] Leak Club for Leak lovers    
: )



Gingers
個人訊息 正式會員
221.xxx.xxx.200
2005-10-28 22:12
[#8120] Leak Club for Leak lovers    
Good morning : )

Can you survive impedance mismatch?
I am convinced that the most common question is not "how can I
properly match amplifier and speaker impedance?", but "how much of
an impedance mismatch can I get away with before something
explodes?"
According to legend and conventional wisdom, solid state
(transistor) amplifiers can drive higher impedances than their
rating demands. So a transistor amp with a label saying "4-ohm" will
drive 4, 8, and 16 ohms with no troubles. You can go up but not
down. Don't try 2 ohms.

Older legends say that tube amplifiers can drive lower impedances
than their rating demands. So a tube amp with a label saying "8-ohm"
may drive 4 and 8 ohms. You can go down but not up. Don't try 16
ohms. And never run a tube amplifier without speakers attached.
Other legends of the tube age say that any attempt to use a tube amp
with speakers of different impedance may cause damage to the
amplifier.

I have not tried either of these combinations, so don't blame me if
it causes problems.

Honestly, you are better off with a proper match. Just because your
tube amp with 8-ohm output survives driving a 4-ohm speaker doesn't
mean that it likes driving that load. You are probably reducing the
life time of the amp.

http://wolfstone.halloweenhost.com/TechBase/spkimp_SpeakerImpedanceMa
tching.html

-----------------------------------------------

One question.

Can a tube amplifier with 5 ohms output drive 11 ohm or 15 ohm
LS3/5A well?

Thanks in advance.

John
Gingers
個人訊息 正式會員
221.xxx.xxx.200
2005-10-29 07:44
[#8121] Leak Club for Leak lovers    
Can a tube amplifier with 5 ohms output drive 11 ohm or 15 ohm LS3/5A well?
---------------------------------

In the case of TUBE amplifiers, the real issue arises from a situation where the output tubes are loaded with an AC (i.e. signal) impedance doubled or tribled of the impedance recommended for the particular tube, e.g. 5K for EL34 in push-pull operation increased to approximately 10K due to the increased nominal impedance of the speakers.

The actual change would be dependent on the ever-changing impedance of the speakers. Notably a nominally rated 11 ohm speaker COULD have a range of ACTUAL impedance varied from 1 ohm to 30 ohm at different signal frequencies. I can't remember any "impedance performance" data of LS3/5A's. Perhaps it is not difficult to find from Paul's LS3/5A website. Different speakers have different impedance performance and this accounts, at least in part, for WHY some speakers sound more "powerful" than others.

Real Problems?

I can see none disastrous. This would be a situation where the output power will be reduced and the "dynamics" of the amp would be curtailed too as the output tubes are not working in the tube's designed state.

Just my 2 cents worth.

I welcome others to correct me. :)
rcwy
個人訊息 正式會員
221.xxx.xxx.250
2005-10-29 16:34
[#8122] Leak Club for Leak lovers    
What a pity....a pair of TL10.1 with the preamp only bid for 330 pounds on ebay and is going to Taiwan...if I wasn't out for dinner tonight...:-(
yukclee
個人訊息 正式會員
203.xxx.xxx.124
2005-10-29 22:05
[#8123] Leak Club for Leak lovers    
Jeremy,

Buy what you really want/need.. Not to buy whatever that appears cheap; or you would end up with full-house! :)
rcwy
個人訊息 正式會員
221.xxx.xxx.250
2005-10-29 22:13
[#8124] Leak Club for Leak lovers    
rcwy

Thanks, I will try my best to control myself, really thanks your advise!


Jeremy
n19137
個人訊息 正式會員
203.xxx.xxx.63
2005-10-29 22:26
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