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Old 19th June 2007, 08:09 AM   #1
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Default FU 13 tubes

Dear All,

Have you done an ampli with this FU13 yet?

Could you please send the information of FU 13 and the shematics?

Thank you very much

Best regards,


thomas Ngu
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Old 19th June 2007, 09:54 AM   #2
Colt45 is offline Colt45  Serbia
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if FU-13 is same as russian GU-13 (i'm assuming it is.. following convention) then it is like an american 813.
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Old 19th June 2007, 03:54 PM   #3
ducvu is offline ducvu  Viet Nam
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Hi Mr Thoms_ngu!

Link here : http://home.zonnet.nl/horneman/813.htm

Rgs
Ducvu
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Old 19th June 2007, 03:54 PM   #4
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Default FU 13

FU 13 shematics
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File Type: jpg fu 13-393605.jpg (68.8 KB, 521 views)
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Old 19th June 2007, 03:54 PM   #5
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Default FU 13

FU 13
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File Type: jpg fu-13.jpg (4.9 KB, 381 views)
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Old 19th June 2007, 11:03 PM   #6
jlsem is offline jlsem  United States
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Old 20th June 2007, 10:01 AM   #7
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Default Re: FU 13

Quote:
Originally posted by lumeimei
FU 13 shematics
Dear Mr. Lumeimei,

Could you please give me the information of this OPT?

In case, I do not have EF80 tube , how can I replace another tube?

Thank you very much

Best regards,

thomas-Ngu
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Old 21st June 2007, 05:42 PM   #8
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Default FU13

FU13 OPT: 7000 / 8

EF80 = 6BX6 or 6EL7
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Old 21st June 2007, 06:58 PM   #9
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Dear Mr. Lumeimei,

Thank you vey much for your soon reply.

And could you please give me the answer of:

1/. How many percent for UL (ultra linear) of this 7K/8ohm OPT? I'd like to D.I.Y the OPT also.

2/. If can, please send me the power supply schema.

Thank you very much

Best regards,


thomas Ngu
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Old 23rd June 2007, 04:39 PM   #10
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