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Retro Amp 50W Single Supply
Retro Amp 50W Single Supply
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Old 20th May 2013, 09:00 PM   #11
apexaudio is offline apexaudio  Serbia
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Quote:
Originally Posted by sakis View Post
Is it good practice to have the input of the amplifier absolutely not guarded against RF ?

is it good practice to have extremely fast drivers to drive too slow outputs ?

Also 2200ufd in the output will only serve as a memory of the past now days i think far more is needed

Kind regards
Sakis
You can use BD241/242, TIP31/32... if you want slow drivers, and 6800uF/50V can fit on this PCB if you want (25mm diametar)
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Old 20th May 2013, 10:12 PM   #12
TonyTecson is offline TonyTecson  Philippines
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Retro Amp 50W Single Supply
Quote:
Originally Posted by AKSA View Post
Tony,

It sounded good though, didn't it?

This is quite sophisticated actually......

Hugh
Hello Hugh, yes it did and i have very fond memories with this type amps, i am going to revisit it in the future when i can...

i still have one old setup that needs recapping and reviving...
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Old 20th May 2013, 10:52 PM   #13
apexaudio is offline apexaudio  Serbia
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PSU with TO220 dual diode
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Old 21st May 2013, 12:04 AM   #14
apexaudio is offline apexaudio  Serbia
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AX6 with PSU on pcb.
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Old 21st May 2013, 01:37 AM   #15
apexaudio is offline apexaudio  Serbia
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PCB size: 100x85mm
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Old 21st May 2013, 08:17 AM   #16
apexaudio is offline apexaudio  Serbia
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PCB with some change.
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Old 21st May 2013, 12:00 PM   #17
apexaudio is offline apexaudio  Serbia
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hm, I forgot separate ground for input...
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Old 22nd May 2013, 06:41 PM   #18
apexaudio is offline apexaudio  Serbia
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AX6 PCB
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Old 22nd May 2013, 09:54 PM   #19
TonyTecson is offline TonyTecson  Philippines
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Retro Amp 50W Single Supply
i will solder the - speaker return leads directly under the psu cap - pad......
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Old 22nd May 2013, 11:10 PM   #20
chicks is offline chicks  United States
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Another new single-supply design that's quite nice:

MJR7-Mk5 Mosfet Power Amplifier
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