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Old 27th March 2010, 01:30 PM   #211
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truly handmade,
i hope i can do this like andrewlebon
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Old 27th March 2010, 01:32 PM   #212
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Quote:
Originally Posted by apexaudio View Post
BF421 can be replaced by BF872
is bf421 european made?
is there any replacement near us?
u.s. or japanese brands
also bav21 and nsl32?
pls. help
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Old 27th March 2010, 01:58 PM   #213
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Quote:
Originally Posted by engel dela pena View Post
is bf421 european made?
is there any replacement near us?
u.s. or japanese brands
also bav21 and nsl32?
pls. help
MPSA92 can use but with diferent pins E B C ( BF421 pins E C B )
BAV21 can be replaced with BYD33D
NSL32 can be replaced with any optoresistor
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Old 27th March 2010, 10:59 PM   #214
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apex
thank you cased closed
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Old 28th March 2010, 05:57 PM   #215
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Default Gnd

GND wirening
Attached Images
File Type: jpg APEX GND Wireing.jpg (83.5 KB, 2489 views)
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Old 28th March 2010, 10:51 PM   #216
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mpsa93 this is 200v
can i use this one?
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Old 28th March 2010, 10:57 PM   #217
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apex
is bridge mode a seperate circuit?
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Old 28th March 2010, 11:04 PM   #218
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Quote:
Originally Posted by engel dela pena View Post
apex
is bridge mode a seperate circuit?
No, just need a swich beetwin point A on one and point B on second channel, I will post schematics for wireing.
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Old 28th March 2010, 11:08 PM   #219
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Quote:
Originally Posted by engel dela pena View Post
mpsa93 this is 200v
can i use this one?
MPSA92 is not hard to find.
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Old 28th March 2010, 11:34 PM   #220
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Default H900 bridge

Apex h900 bridge mode
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Last edited by apexaudio; 28th March 2010 at 11:44 PM.
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