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Old 10th March 2011, 11:33 AM   #231
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Location: Serbia
Headphone Amplifier with TO92 MOSFETs.
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Old 10th March 2011, 11:51 AM   #232
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Quote:
Originally Posted by apexaudio View Post
IC1 is preamp, IC2 is EQ. Use output from IC1B out if you don't want tone controls.
Regards
Thanks Mile, Also can you post the PCB layout for the Preamp you describe on your Class A PSU thread it looks brilliant

A-class Preamp PSU
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Old 15th March 2011, 05:51 AM   #233
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Question ASK TONE CONTROLL MR APEX

I've assemble tone with potensio 2x50K controll apex.
I heard the high voice is not good but if in a low voice I feel pretty catchy.
I question whether the components that I use have to be replaced?
help me Mr. APEX.
greeting
The following picture
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Old 16th March 2011, 05:18 PM   #234
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anybody pls give the diagram of wiring the XLR base for amp speaker terminal.
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Old 16th March 2011, 08:43 PM   #235
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Quote:
Originally Posted by DAMANHURI View Post
I've assemble tone with potensio 2x50K controll apex.
I heard the high voice is not good but if in a low voice I feel pretty catchy.
I question whether the components that I use have to be replaced?
help me Mr. APEX.
greeting
The following picture
Use 1nF instead 3.3nF.
Regards
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Old 22nd March 2011, 01:59 AM   #236
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Default Balanced Input

Quote:
Originally Posted by apexaudio View Post
You can use this circuit with GND lift switch,
Regards
Do you have the copper side of this Balanced Input Sir???
In PDF..

Regards
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Old 2nd April 2011, 05:36 PM   #237
RSK is offline RSK  Malaysia
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Location: K.L.
Default Guitar amp

Miles,
I managed to put together the board for your 100W guitar amp.
Well almost completion.
Please advice, 2SK246 can be used insted 2N5638?

Thank you.......Raj
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Old 4th April 2011, 11:16 AM   #238
nix is offline nix  Philippines
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Quote:
Originally Posted by apexaudio View Post
ML3 Schematic
hi sir Apex how to add echo volume with your ML3..

regards,
nix
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Old 5th April 2011, 03:59 AM   #239
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I do not get the echo effect for vocal sound. always based PT2399.
does anyone else?
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Old 5th April 2011, 10:54 AM   #240
nix is offline nix  Philippines
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Quote:
Originally Posted by DAMANHURI View Post
I do not get the echo effect for vocal sound. always based PT2399.
does anyone else?
this for microphone with echo volume if he have it possible additional parts or i.c. im waiting for the response of sir apex.

thanks in advance.

regards,
nix
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