2SC1213 low to med gain, low freq silicon

Started by mac, May 17, 2011, 02:27:27 PM

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mac

I like japanese germanium transistors, and I have to admit that they make cool silicons too.
I used them in a circuit of my own and the low freq, low hfe characteristics made them sound less trebly than another well known silicons, much closer to Ge.

They come in 3 hfe ranges, B: 60-120   C:100-200   D:160-320

http://www.datasheetcatalog.org/datasheet/HitachiSemiconductor/mXwvrzt.pdf

mac
mac@mac-pc:~$ sudo apt install ECC83 EL84

LucifersTrip

yes, I've had a lot of luck with 2SC1815's in vintages fuzzes. I think that's what I used for my silicon Fuzz Rite
always think outside the box

Toney


Looks good, I see Futurlec have them @ 8c and 10c but no info on letter grading they stock.
I'll definitely grab some some and give them a blast.

What exact type sounded good for you? Brand and vintage?

John Lyons

Basic Audio Pedals
www.basicaudio.net/

joegagan

for those of us looking for low parts count, and wanting to cascade stages, paying attention to low hfe is a fun way to eliminate emitter resistors to ground, instead of the R, next time go straight to ground and try a low hfe trans instead!
my life is a tribute to the the great men and women who held this country together when the world was in trouble. my debt cannot be repaid, but i will do my best.

mac

Mine are C, hfe:140-160, unkown maker. A little above the ideal range for a FF but perfect for many vintage fuzzes.

Found these ones too: 2sc1212 power si, 1214

Quote
yes, I've had a lot of luck with 2SC1815's in vintages fuzzes. I think that's what I used for my silicon Fuzz Rite

+1

Quote
for those of us looking for low parts count, and wanting to cascade stages, paying attention to low hfe is a fun way to eliminate emitter resistors to ground, instead of the R, next time go straight to ground and try a low hfe trans instead!

And crappy bypass electro caps too!!! :D

mac
mac@mac-pc:~$ sudo apt install ECC83 EL84