ZTX450 and ZTX550 of Aleph1.7

[senee]

Hi,

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

Thanks,

 

[Nelson Pass]

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]

Hi Senee,
I found ZTX450,550 at www.gti.co.th
but , very expensive.

 

[senee]

Hi, Nelson and Papanohn

Thank you,