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Author Topic: Need help! Pcb layout, schematic diagram for audio power amplifier  (Read 17523 times)

Offline Woots29

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #20 on: February 20, 2009, 11:49:14 AM »
makgawa nga ako ng schematic hehe   ;D
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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #20 on: February 20, 2009, 11:49:14 AM »

Offline danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #21 on: February 20, 2009, 11:50:42 AM »
@ sister marce and Woots29

may post na booster circit noon dito
diba pwede namang yun na lang ang gamitin
ni yhandz?
dagdagan na lang niya ng dalawa pang transistors
saka mga resistors
and baguhin yung wattage ng transformer
 ;D ;D ;D
danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #21 on: February 20, 2009, 11:50:42 AM »

Offline danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #22 on: February 20, 2009, 11:51:39 AM »
makgawa nga ako ng schematic hehe   ;D

sige woots gawa ka
schematic para ma solve na
problem ni  yhandz
need na daw this week or next week ata iyan.
 :)
danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #22 on: February 20, 2009, 11:51:39 AM »

Offline rdpzycho

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #23 on: February 20, 2009, 11:53:35 AM »


o ayan, 4 na transistor. palitan mo na lang 'yung transistors para umabot ng 30 watts. ;D
‎"Divide each difficulty into as many parts as is feasible and necessary to resolve it."
- Rene Descartes

"For every difficult problem there is always a simple answer and most of them are wrong."
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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #23 on: February 20, 2009, 11:53:35 AM »

Offline danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #24 on: February 20, 2009, 12:20:07 PM »
bwahahahha
 ;D ;D ;D
ang galing

dapat mapaabot niya ng 30W ata
tapos 12v na supply
danny

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #24 on: February 20, 2009, 12:20:07 PM »

Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #25 on: February 20, 2009, 01:15:29 PM »
makgawa nga ako ng schematic hehe   ;D
sana po magawan nyo po aq, na magreresult po ng 30 watt rms den supply eh between 12-25 volts
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline Woots29

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #26 on: February 20, 2009, 01:19:34 PM »
hopefully finish the schem mamya kasi dito me work.
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Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #27 on: February 20, 2009, 01:21:01 PM »


o ayan, 4 na transistor. palitan mo na lang 'yung transistors para umabot ng 30 watts. ;D
tnx po dito, idadownload q po ito pag naka pc mode na aq... Tama po yun sinabi ni kuya danny na dapat po 30 watt rms den supply po ay 12-25... Tnx po ulit
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #28 on: February 20, 2009, 01:23:29 PM »


o ayan, 4 na transistor. palitan mo na lang 'yung transistors para umabot ng 30 watts. ;D
tnx po dito, idadownload q po ito pag naka pc mode na aq... Tama po yun sinabi ni kuya danny na dapat po 30 watt rms den supply po ay 12-25... Tnx po ulit
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline rdpzycho

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #29 on: February 20, 2009, 03:18:33 PM »
30 watt RMS sa 4 ohm sa single ended amp = 30.98V

30 watt RMS sa 8 ohm sa single ended amp = 43.82V

wala pang allowance 'yan.  ;D ;D ;D

either bridge tied load o merong transformer dapat ang design niyo.
‎"Divide each difficulty into as many parts as is feasible and necessary to resolve it."
- Rene Descartes

"For every difficult problem there is always a simple answer and most of them are wrong."
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Offline Woots29

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #30 on: February 20, 2009, 03:39:28 PM »

 ;D ;D alang value hehe

T1 is input
t2 is output
free to edit  ;D
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Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #31 on: February 20, 2009, 08:21:11 PM »
tama si sir danny booster na lang
kasi un lang talaga ang desgn na alam ko na pwedeng 2 o apat ang transistor
wel according to ur specs swak un
yhadz class AB diba?  un na un booster hehe  ;D

may schmatic diagram po ba kayo para sa booster? ewan q kasi sa prof kasi amplifier yung sinabi eh.. pero baka pwede na rin yung booster? ma sound test pa rin ba yun?
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline Woots29

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #32 on: February 20, 2009, 08:44:11 PM »
may schmatic diagram po ba kayo para sa booster? ewan q kasi sa prof kasi amplifier yung sinabi eh.. pero baka pwede na rin yung booster? ma sound test pa rin ba yun?
yan sa taas hehe booster yan
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Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #33 on: February 20, 2009, 08:50:06 PM »
yan sa taas hehe booster yan


30 watt RMS sa 4 ohm sa single ended amp = 30.98V

30 watt RMS sa 8 ohm sa single ended amp = 43.82V

wala pang allowance 'yan.  ;D ;D ;D

either bridge tied load o merong transformer dapat ang design niyo.
transformer po yung gagamitin namin... ilang volts po kaya ang babagay?
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #34 on: February 20, 2009, 08:52:25 PM »

 ;D ;D alang value hehe

T1 is input
t2 is output
free to edit  ;D

dis means po ba dalawang transformer yung gagamitin q? mga ilang volts po kaya dapat? pwede po ba isang transformer lang gagamitin q?
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline Woots29

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #35 on: February 20, 2009, 08:55:49 PM »
pag transformer ang design nu, the correct term is input at output transformer, karaniwan wattage ang hinahanap sa mga booster. minimum transformers are 50 watts.
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Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #36 on: February 20, 2009, 09:16:14 PM »
pag transformer ang design nu, the correct term is input at output transformer, karaniwan wattage ang hinahanap sa mga booster. minimum transformers are 50 watts.

ah so itong booster gagana lang po ba pag 2 transformers/ kung isa po ay hindi pwede?
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline marcelino

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #37 on: February 20, 2009, 09:28:56 PM »
ah so itong booster gagana lang po ba pag 2 transformers/ kung isa po ay hindi pwede?

palaging pair yan.

kapag pumunta ka ng electronic shop, sabihin mo, yung 50W na input at output booster transformer. dalawang transformers ang ibibigay sayo.
"Don't take life seriously. After all, no one has ever come out of it alive. -Bugs Bunny"

Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #38 on: February 20, 2009, 09:31:48 PM »
palaging pair yan.

kapag pumunta ka ng electronic shop, sabihin mo, yung 50W na input at output booster transformer. dalawang transformers ang ibibigay sayo.

cge po.. i.aask q na lng sa sir namin kung pwede 2ng booster
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

Offline bluegirl

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #39 on: February 21, 2009, 01:33:02 AM »
cge po.. i.aask q na lng sa sir namin kung pwede 2ng booster
ito booster magreresult po b xa ng 30 watt rms output nd nasa 12-25 volts b yung supply?
“Mathematics is made of 50 percent formulas, 50 percent proofs, and 50 percent imagination.”

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Re: Need help! Pcb layout, schematic diagram for audio power amplifier
« Reply #39 on: February 21, 2009, 01:33:02 AM »

 

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