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Author Topic: Crell CA-20 vs. Soundstandard CA-20  (Read 42652 times)

Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #100 on: February 03, 2011, 04:56:34 PM »
Cge mas marunong ka sir lighttech ikaw na lang  :-D

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #101 on: February 03, 2011, 04:57:24 PM »




Suko na ako...paano ba yun???



sir jojo nakakanosebleed ba?  :-D :-D :-D

Offline constantpressure

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #102 on: February 03, 2011, 05:00:09 PM »


itinakbo na po sa ospital...
Never look down on anybody, unless you're helping them
Those who have much are often greedy, those who have little always share...Oscar Wilde

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #103 on: February 03, 2011, 05:00:47 PM »
Cge mas marunong ka sir lighttech ikaw na lang  :-D
sir ultimate,
ipakita mo na kasi computation mo sir, yung di pang ece para maintindihan ng marami,,, :-D :-D
« Last Edit: February 03, 2011, 05:05:12 PM by eirol_99 »

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #104 on: February 03, 2011, 05:02:43 PM »


itinakbo na po sa ospital...

nag pass out na... dialed 911, :-D :-D :-D


Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #105 on: February 03, 2011, 05:34:42 PM »
250x26 = 67.5 volt ginamit 26% was use in the power trasistor 150x .26= 39 x mo 6 six pcs ginamit na trasistor 234 w at 8 ohms ayan para matigil na kayo kaka ta nong hehehe ibang paraan yan sa pag solve ko d tayo paheras
« Last Edit: February 03, 2011, 05:36:45 PM by mr. ultimate »

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #106 on: February 03, 2011, 05:41:04 PM »
250x26 = 67.5 volt ginamit 26% was use in the power trasistor 150x .26= 39 x mo 6 six pcs ginamit na trasistor 234 w at 8 ohms ayan para matigil na kayo kaka ta nong hehehe ibang paraan yan sa pag solve ko d tayo paheras

saan mo nakuha yung 26% na factor mo sir? paano na yun pag sa higher model like rmx 2450. 4 pcs din ang power transistors, same na 150 watts din,, di same 234 watts din?.. at saan galing yung 250 na data mo?

Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #107 on: February 03, 2011, 05:45:51 PM »
Kunin mo kung ilan % ang ginagamit ng voltage para alam mo kung tatama sa sukat na ginagamit ng amp kay langan mo muna malaman ang sukat ng voltage mapapasin mo sabi mo 67v ginamit ng qsc youn 26 % na yung lang ang pumapasok na volage sa transistor kung ayaw niyo paniwalaan wala naman ako mapapala

Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #108 on: February 03, 2011, 06:21:52 PM »
Yung 250 yan ang max voltage ng transistor na ginamit sa qsc is using 2sc5200 150w 250v nahapin niyo sa goggle

Offline lighttech

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #109 on: February 03, 2011, 06:42:46 PM »
Cge mas marunong ka sir lighttech ikaw na lang  :-D

'igan, bat ganyan kayo sumagot?

250x26 = 67.5 volt ginamit 26% was use in the power trasistor 150x .26= 39 x mo 6 six pcs ginamit na trasistor 234 w at 8 ohms ayan para matigil na kayo kaka ta nong hehehe ibang paraan yan sa pag solve ko d tayo paheras
Kunin mo kung ilan % ang ginagamit ng voltage para alam mo kung tatama sa sukat na ginagamit ng amp kay langan mo muna malaman ang sukat ng voltage mapapasin mo sabi mo 67v ginamit ng qsc youn 26 % na yung lang ang pumapasok na volage sa transistor kung ayaw niyo paniwalaan wala naman ako mapapala

so with this formula, given the same power supply voltage tataas ang output power kung magdadagdag laang ng transistors? wow.

tsaka sir, paano ngayon yan, e, 230V lang ang Vceo ng 2sa1943? wala bang epekto sa computation?





Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #110 on: February 03, 2011, 07:17:31 PM »
250x26 = 67.5 volt ginamit 26% was use in the power trasistor 150x .26= 39 x mo 6 six pcs ginamit na trasistor 234 w at 8 ohms ayan para matigil na kayo kaka ta nong hehehe ibang paraan yan sa pag solve ko d tayo paheras

applied pa pala sa lahat ng power trannies, di lang yung 3 per side? kasi yung 67 volts is applied to only 3 power trannies per supply side. and per side is dapat kaya nya yung 200 watts :-D
« Last Edit: February 03, 2011, 07:21:36 PM by eirol_99 »

Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #111 on: February 03, 2011, 07:22:00 PM »
3 sa positive side 3 sa negative side push pull

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #112 on: February 03, 2011, 07:47:03 PM »
magdagdag na lang pala ng output trannies na ayon sa formula ni mr ultimate. then tataas na output power, .. :-D :-D

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #113 on: February 03, 2011, 08:05:32 PM »
mga ka forum post ko na lang ito from another forum, guide nyo na lang sa simple computations regarding amplifier power. http://www.electronicslab.ph/forum/index.php?topic=10877.300  check nyo yung post ni tip top hack. yan ang pinakamadali,na yun din ang sinabi ko except yung less 5v na sinabi nya as well as nasabi ni sir lighttech,

di ka na magdadala ng databook ng trannies if bibili ng ampli,  :-D to check the trannies data.

check also tony's post regarding the use of signal gen, oscilloscope etc to verify amplifier performance
« Last Edit: February 03, 2011, 09:28:06 PM by eirol_99 »

Offline leoman53

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #114 on: February 03, 2011, 08:25:57 PM »
mr ultimate. it is very obvious from your posts that you do not know anything about audio amplifier designs...you remind me of myself when i was starting in electronics some 40 years ago..........sorry but you really haven't got any clue....i suggest that you read all about power amplifiers, this is a good place to start. http://en.wikipedia.org/wiki/Audio_amplifier and this one also, http://en.wikipedia.org/wiki/Audio_power

Offline tjlimjoco

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #115 on: February 03, 2011, 08:34:20 PM »
mr ultimate. it is very obvious from your posts that you do not know anything about audio amplifier designs...you remind me of myself when i was starting in electronics some 40 years ago..........sorry but you really haven't got any clue....i suggest that you read all about power amplifiers, this is a good place to start. http://en.wikipedia.org/wiki/Audio_amplifier and this one also, http://en.wikipedia.org/wiki/Audio_power

0bvi0us anG persistence nya dahiL SUPPLIER cya Ng LIVE.  :-D

mga ka forum post ko na lang ito from another forum, guide nyo na lang sa simple computations regarding amplifier power. http://www.electronicslab.ph/forum/index.php?topic=10877.300  check nyo yung post ni tip top hack. yan ang pinakamadali,na yun din ang sinabi ko except yung less 5v na sinabi nya as well as si sir lighttech, di ka na magdadala ng databook ng trannies if bibili ng ampli,  :-D to check the trannies data.

check also tony's post regarding the use of signal gen, oscilloscope etc to verify amplifier performance

+1 DapaT may ibanG s0urces para hindi biAs anG sag0t.  :lol:

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #116 on: February 03, 2011, 08:53:24 PM »
mr ultimate. it is very obvious from your posts that you do not know anything about audio amplifier designs...you remind me of myself when i was starting in electronics some 40 years ago..........sorry but you really haven't got any clue....i suggest that you read all about power amplifiers, this is a good place to start. http://en.wikipedia.org/wiki/Audio_amplifier and this one also, http://en.wikipedia.org/wiki/Audio_power

may bulate yung first equation sir,, kakatakot,, hehehe

Offline barracks01

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #117 on: February 03, 2011, 09:06:54 PM »
oy mainit ang balitaktakan dito.


watch mode   :-D

Offline leoman53

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #118 on: February 03, 2011, 09:20:30 PM »
lahat naman ng bagay natututuhan, basta keep an open mind and accept the possibility that you do not know....

you can own all the expensive and heavyweight amps, pero kung hindi mo alam....lalabas yon.... :wink:

Offline lighttech

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #119 on: February 04, 2011, 12:58:24 AM »
naku, the attitude.. sir tony, pasensya na po. :oops:
sir mr. ultimate, kung di ninyo po alam, si sir leoman (also known as tony of elab and diy audio) ay respetado at isang "master" sa audio amp.. newbie man sya dito dahil ngayon lang napadpad sa forum na ito, pero sa ibang forums maituturing na syang haligi.. and mind you, hindi lang sya sa tube amps bihasa, pati sa solid state.  kayang kaya nyang maghimay ng design at sabihin ang mga areas for improvement. baka mas marami pa syang nagawang solid state amp (hindi repair but build) kaysa po sa inyo.
« Last Edit: February 04, 2011, 01:03:36 AM by lighttech »

Offline mr. ultimate

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #120 on: February 04, 2011, 01:19:58 AM »
Hehehe am just joking sir tony pasencia na po n hindi ko kayo nakilala kagad peace :-)
« Last Edit: February 04, 2011, 01:21:37 AM by mr. ultimate »

Offline sl1200ltd

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #121 on: February 04, 2011, 01:23:51 AM »
Ha Ha Ha! :-D  excuse me po! PASOK!...

Offline lighttech

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #122 on: February 04, 2011, 03:49:54 AM »
at biglang may nagdelete ng post.. :-D

Offline eirol_99

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #123 on: February 04, 2011, 06:59:35 AM »
si sir tony pala si leoman.. have a nice day sir! anyone dare to challenge sir leoman regarding amp circuits? :-D :-D :-D :lol:

Offline barracks01

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Re: Crell CA-20 vs. Soundstandard CA-20
« Reply #124 on: February 04, 2011, 07:12:51 AM »
lurker ako sa electronicslab, nababasa ko ang mga post ni sir tony. bihasa sya sa larangan ng amp. lalo na s tube amp. sarap nga mag basa ng mga forum nya.

anyway kaya may forum,  is to enhance the knowledge di ba. kung hindi mo alam.....magtanong. at kung alam mo ei share mo.

IHMO lang po
« Last Edit: February 04, 2011, 12:18:04 PM by barracks01 »