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DIY Custom Amplifier and DAC- Project H - Page 5

post #61 of 95
Quote:
Originally Posted by miceblue View Post


UW Seattle. Mechy, atom, and fishi were there.

Ahh right. Was kyouko there too?

 

Wait... Who??

post #62 of 95
Thread Starter 
Quote:
Originally Posted by b1o2r3i4s5 View Post

not Very surprisingly, the FR measured flat to a degree not perceivable to humans.

Hmmm... I wonder why....?

high gain? Maybe tested wrong?

Quote:
Originally Posted by b1o2r3i4s5 View Post

What's that son?

I can't hear you over my booming subs!

I'm the one here sitting on top of a 120W Subwoofer dude....

Quote:
Originally Posted by b1o2r3i4s5 View Post

Ahh right. Was kyouko there too?

 

Wait... Who??

new member

post #63 of 95
Quote:
Originally Posted by bowei006 View Post

I'm the one here sitting on top of a 120W Subwoofer dude....

Just you wait... Until I finish that 600W Class-D amp.... mad.gif

post #64 of 95
Thread Starter 
Quote:
Originally Posted by b1o2r3i4s5 View Post

Just you wait... Until I finish that 600W Class-D amp.... mad.gif

to amp what? a 600W Subwoofer?

post #65 of 95
Quote:
Originally Posted by bowei006 View Post

to amp what? a 600W Subwoofer?


I have a 12" sub that could take 400W

post #66 of 95
Thread Starter 
Quote:
Originally Posted by b1o2r3i4s5 View Post


I have a 12" sub that could take 400W

Where? Pics?

post #67 of 95
Quote:
Originally Posted by b1o2r3i4s5 View Post

Quote:
Originally Posted by miceblue View Post

UW Seattle. Mechy, atom, and fishi were there.
Ahh right. Was kyouko there too?

Wait... Who??
Kyouko? Who's that? Did you mean kyungmin (I think that's the name)? Fishi just joined Head-Fi a few weeks ago; he went to Sakura-Con too.
post #68 of 95
Quote:
Originally Posted by bowei006 View Post

Where? Pics?

I'm in school, later.

 

Quote:
Originally Posted by miceblue View Post


Kyouko? Who's that? Did you mean kyungmin (I think that's the name)? Fishi just joined Head-Fi a few weeks ago; he went to Sakura-Con too.

Um.. lugia862, he studies in UW.

post #69 of 95
Quote:
Originally Posted by b1o2r3i4s5 View Post

Quote:
Originally Posted by bowei006 View Post

Where? Pics?
I'm in school, later.
Quote:
Originally Posted by miceblue View Post

Kyouko? Who's that? Did you mean kyungmin (I think that's the name)? Fishi just joined Head-Fi a few weeks ago; he went to Sakura-Con too.
Um.. lugia862, he studies in UW.

Oh Lugia! No he wanted to go to class (first schoolday of the quarter) so he didn't come today.
 


Photos of Project-H:

 

 

 

 

 


Edited by miceblue - 4/2/13 at 12:54am
post #70 of 95
Thread Starter 
Niceu everyone
post #71 of 95

This is great. Thanks for sharing it!!!

post #72 of 95
Thread Starter 
Quote:
Originally Posted by unhinged17 View Post

This is great. Thanks for sharing it!!!

You're welcome. 

post #73 of 95
Thread Starter 
Control Board - Schematic.pdf 47k .pdf file

 

 

Code: (Click to show)

 

init:  
mov TCON,#0
mov TMOD,#00000001b
mov A,#0
mov R5,#0
mov R6,#0                            
mov P1,#0
mov P3,#0FFH

power:
jb P3.3,power
lcall t100
jb P3.3,power
power_0:
jnb P3.3,power_0
setb P1.5
mov P1.4,C
RRC A
mov P1.3,C
lcall t100
lcall t100
lcall t100
lcall t100
lcall t100
setb P1.2
button:
jnb P3.3,poff
jnb P3.4,io
jnb P3.5,gain
sjmp button

poff:
lcall t100
jb P3.3,button
poff_0:
jnb P3.3,poff_0
clr P1.2
mov C,P1.3
RLC A
mov C,P1.4
lcall t100
mov P1,#0
sjmp power

io:
lcall t100
jb P3.4,button
io_0:
jnb P3.4,io_0
clr P1.2
lcall t100
cpl P1.4
lcall t100
setb P1.2
sjmp button

gain:
lcall t100
jb P3.5,button
gain_0:
jnb P3.5,gain_0
cpl P1.3
sjmp button


t100:
mov R7,#2
t100_0:
clr TF0
clr TR0
mov TH0,#03CH
mov TL0,#0AFH
setb TR0
t100_1:
jnb    TF0,t100_1
clr TR0
djnz R7, t100_0
ret
          
end

The schemataics for the control board.

post #74 of 95

q.q why was I broke when you guys did this >.> 

post #75 of 95
Thread Starter 
I think Tracy is doing a second updated project smily_headphones1.gif not sure if its for sale though
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