need ZTX499 transistor or EQ

[Jempie]

need ZTX499 transistor or EQ

any suggestion

 

[i-s]

Are you sure 499 is correct? I can't find any current or obsolete listing for that part.

ZTX449?

 

[Jempie]

Yes i'm correct it's use in an anthem pre2

 

[i-s]

Can you get a photograph of the part? I will see what I can find out.

 

[Jempie]

hereby the picture

 

[frank1]

ZTX449 Datasheet

http://www.google.com/url?sa=t&rct=...sg=AFQjCNENJxak7M2UOLm3Gm6HPAb-iJhDyw&cad=rja

Digikey link:
http://www.digikey.co.uk/product-detail/en/ZTX449/ZTX449-ND/92532

 

[i-s]

As frank suggested, that is indeed ZTX449.

They are still available.

 

[Jempie]

Hi everybody thanks..

now i still have an problem, all Anthem Pre's has hum een when the volume is
zero. you still hearing hum on the background. i hate hum.
there is nothing wrong i have three whit the same problems
does anyone has an solution for this problem, or is the best way to sell and
buy a other one

 

[noSmoking]

sub in a BC550 and see if it fixes it,I have interchanged them before with no problems in a F5,
Good luck!
NS