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senee 19th June 2005 04:59 AM

ZTX450 and ZTX550 of Aleph1.7

I am making the Aleph 1.7 but I cann't buy the ZTX450 and ZTX550 in our location.
I would like to know the transistor no. for in place of ZTX450 and ZTX550 in Aleph 1.7


Nelson Pass 19th June 2005 05:35 AM

These are generic parts in a TO-92 style case. The voltage and
noise are unimportant, but they should have a current gain of
100 or more.

papanohn 19th June 2005 10:33 AM

Hi Senee,
I found ZTX450,550 at
but , very expensive.

senee 20th June 2005 02:49 PM

Hi, Nelson and Papanohn

Thank you,

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