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Old 24th August 2010, 06:36 PM   #301
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Default Nx14v2 pcb

This pcb for NX14V2 is fixed on heatsink, and you soldering outputs on coper side of pcb. Montage outputs is much easy this way.
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Old 24th August 2010, 08:19 PM   #302
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With pcb NX14V2 BC560C with reverted pins can be used instead 2N5401, just rotate case for 180deg.

Last edited by apexaudio; 24th August 2010 at 08:40 PM.
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Old 25th August 2010, 01:35 AM   #303
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Hi..Apex..for Nx14v2..can I used Tr 2SA1668/2SC4382 instead SA1837/SC4793 for driver??
Pozdrav..
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Old 25th August 2010, 08:36 AM   #304
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Quote:
Originally Posted by electra_ina View Post
Hi..Apex..for Nx14v2..can I used Tr 2SA1668/2SC4382 instead SA1837/SC4793 for driver??
Pozdrav..
2SA1668/2SC4382 can be used for drivers in any version of 'Ulti-Fi' amp.
Pozdrav
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Old 25th August 2010, 09:08 AM   #305
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Thanks Apex...I will built it.
Regards
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Old 25th August 2010, 01:57 PM   #306
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Quote:
Originally Posted by electra_ina View Post
Thanks Apex...I will built it.
Regards
Use 10R in parallel with C13(100nF) for test or GND wirwing circuit as I suggest for all my amps (GND from PSU to input terminal),
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Old 25th August 2010, 02:52 PM   #307
RSK is offline RSK  Malaysia
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Miles,
I have many IRFP452 (TO-3 metalcan) by samsung. Can this be used here?
They are from old PSU.

Thanks.
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Old 25th August 2010, 03:44 PM   #308
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Originally Posted by RSK View Post
Miles,
I have many IRFP452 (TO-3 metalcan) by samsung. Can this be used here?
They are from old PSU.

Thanks.
You probably have IRF452 in TO-3 case, IRFP452 is in TO-247 case like IRFP250. Any of this MOSFETs can be used for NX14 amp.
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Old 25th August 2010, 04:16 PM   #309
RSK is offline RSK  Malaysia
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You are right Miles. IRF452 is the one. So it can be used!

Thanks.
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Old 25th August 2010, 04:26 PM   #310
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Quote:
Originally Posted by RSK View Post
You are right Miles. IRF452 is the one. So it can be used!

Thanks.
There is IRF450 and it can be used also. MOSFETs are from IR not from SAMSUNG.
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