Solid State discrete Mic amp, Gain x100, for 9 Volt battery

[lineup]

this is my first project
in my new audio blog

for more details you may visit lineup audio blog
my blog is public to guests
.. while all our other audio projects in forum is for members only


hope you like this little nice amplifier
it qualifies almost as hi-fi
as much hi-fi we can get from 4 small standard TO-92 transistors
as said, some more details for you, for free, is in my blog

and here is the schematic which is free for any diy non-commercial use



regards lineup
his new diy audio blog:
http://lineupaudio.freehostia.com/fo...hp?action=blog
.

[peranders]

It will be interesting to see something from you since I haven't seen anything yet.... homepage with zero content only a church.

[lineup]

.
here's the square 1 kHz at +-140 mV peak
with a slightly capacitive loading = 1 nF ( 1000 pF )

Enjoy!

My Article:
Lineup Mic Amp Special details

[Bonsai]

Lineup, looks like you are taking the output from the collector of Q1 and not the emiiter of Q4. Am I correct?

Why?