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Old 28th September 2009, 10:03 AM   #1
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Default FS-Borbely Class A mosfet

I love this amp ,build 6 month ago ,but as now I'm tube man...

the powerstage in the pic is the EB-1199/114 is config for 25W in class A (50w if you add a two pair mosfet Reneas)with 32Vac ,my is config for 16w in A and to 50 inA/B with my r-core 40Vac ,the bias start from 600ma to up 1,2A can be set with trimmer
http://www.borbelyaudio.com/pics/Web343ribbon.pdf

I have two separate psu

-Pw-psu 500VA R-core dual sec. dual mono double diode(farchild stealth ) 40.000F nichicom Gold tune 63V (total 4discrete bridge 80.000F)

-driver-psu 50VA toroid dual mono double diode(farchild stealth ) 2.000F nichicom pass true gold 100V (total 4discrete bridge 4.000)
plus two dualmono Salas Shunt reg+ 4 1000 pass true on out

the psu can be semplifair ,ie only the r-core with out the shunt ,for size problem

for price and shipping cost drop an Email not PM ,we need a speak a bit





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Old 28th September 2009, 10:07 AM   #2
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during assembly one channel,heatsinK are big 30x25x4 cm (40€ each )
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Last edited by nicoch58; 28th September 2009 at 10:13 AM.
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Old 28th September 2009, 10:11 AM   #3
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driver detail ,see the dual toshiba Jfet....

Ps you only need a box, in/out connector
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Old 28th September 2009, 10:13 AM   #4
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pm sent
ive also sent my email address

regards sheafer
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Old 28th September 2009, 10:17 AM   #5
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with Sals shunt at work
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Old 28th September 2009, 11:05 AM   #6
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Send a message via Yahoo to kannan_s
MY email id is kannan_srinivasa@yahoo.com - can you send me the price and other details
I am interested
kannan
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Old 28th September 2009, 01:02 PM   #7
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Ps My trafo are only 220ac , for USA you need a new one , at last lower the shipping cost
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Old 28th September 2009, 07:37 PM   #8
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still on sales
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Old 29th September 2009, 09:45 AM   #9
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Thumbs down PM

Now PM is disable as people dont read what I write

Drop an Email ,I can send a pic of shipping cost and speak better....


the amp is quite heavy 15 to 20kg shipping range.......

Last edited by nicoch58; 29th September 2009 at 09:48 AM.
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