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Author Topic: question lang sa effects  (Read 4992 times)

Offline splint

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question lang sa effects
« on: March 24, 2006, 08:07:40 PM »
guys tanong ko lang kung masisira ung zoom g2.1u kung ibang brand ang gamit mo na adaptor.. sbi kc sa manual e kelngan zoom adaptor otherwise baka masira ung unit.... gamit ko e cannon adaptor.. okei naman sya at gumagana ung zoom g2.1u ko... worried lang ako baka sa katagalan e madamage ung unit.... ano pong masasabi nyo?
tnx.... :roll:

Offline pjrodz

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« Reply #1 on: March 24, 2006, 08:55:26 PM »
if i were you, i'd save up and buy the original zoom adapter  :)

Offline lykenhowl

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« Reply #2 on: March 25, 2006, 12:58:38 AM »
Yung GFX1 ko noon 8 months na newstar adaptor lang ang ginagamit ko wala namang problema yung Zoom G2 ko naman 5 months na sakin using same adapter wala ring problema so far. pero kung may pera ka yung orig na bilhin mo siyempre.

Offline Al_Librero

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« Reply #3 on: March 25, 2006, 01:14:56 AM »
Quote
sbi kc sa manual e kelngan zoom adaptor otherwise baka masira ung unit....

for years, i used an unregulated generic adaptor for a Zoom 507 whose manual said the same thing. it functioned perfectly until the day i sold it. with that said, i don't think you should take that kind of risk either.  :lol:

any regulated 9V power supply rated at 300mA (or whatever the manual says) or higher should be fine. but i hear the Zoom adaptor that JB isn't far from the price range of the cheapest regulated power supplies we can buy from hardware stores. maybe going for a real Zoom would be the best option after all.
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Offline fade2black0520

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Re: question lang sa effects
« Reply #4 on: March 25, 2006, 01:16:37 AM »
Quote from: splint
guys tanong ko lang kung masisira ung zoom g2.1u kung ibang brand ang gamit mo na adaptor.. sbi kc sa manual e kelngan zoom adaptor otherwise baka masira ung unit.... gamit ko e cannon adaptor.. okei naman sya at gumagana ung zoom g2.1u ko... worried lang ako baka sa katagalan e madamage ung unit.... ano pong masasabi nyo?
tnx.... :roll:



hey, sir splint, since you can use ur cannon adap. for ur zoom, i can justify that the adaptor is 9v dc... but still u should check out the current rating of the adaptor.... exceeding the current rating of the zoom adaptor allowed could fry up ur zoom g2.1u.... it is safe to use if the current rating of the cannon is at LEAST SAME or lower than the current rating of the zoom adap.just my advice.... also u could ask nr kalikot audio, my electrical engineering classmate in m.i.t. ... he knows all the [gooey brown stuff] in adap/psu stuff man!!!! pm him to know more about this query... 8)
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Offline greasykid

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Re: question lang sa effects
« Reply #5 on: March 25, 2006, 01:34:06 AM »
Quote from: fade2black0520

hey, sir splint, since you can use ur cannon adap. for ur zoom, i can justify that the adaptor is 9v dc... but still u should check out the current rating of the adaptor.... exceeding the current rating of the zoom adaptor allowed could fry up ur zoom g2.1u.... it is safe to use if the current rating of the cannon is at LEAST SAME or lower than the current rating of the zoom adap.just my advice.... also u could ask nr kalikot audio, my electrical engineering classmate in m.i.t. ... he knows all the [gooey brown stuff] in adap/psu stuff man!!!! pm him to know more about this query... 8)


Yung current rating ng adaptor dapat at least the same or greater.  Hindi masusunog yung Zoom sa mas mataas na current rating ng ibang adaptor.  Ibig sabihin lang ng rating na yon, kaya niyang mag-supply safely ng ganon karaming kuryente.  

Kung 300mA ang requirement ng G2.1u, meron pang spare current capacity yung mas matataas ang rating.

Ngayon kung mas mababang rating ang gagamitin mo, say 200mA, masusunog yung adaptor (or yung parts sa loob) dahil mas mataas na current ang dumaan kesa sa kaya niya.  

Syempre given na dapat pareho yung voltage rating. Although hindi rin naman agad masisira yang Zoom kung masaksak mo sa 12V.  Try mo yung IC regulated adaptors para mas smooth yung voltage na sinu-supply.  

Yung orig na Zoom adaptor wala namang pinagkaiba sa ordinary na adaptor e.  Tignan mo mabigat pa rin.  Transformer, rectifier diodes at capacitor filters pa rin ang nasa loob niyan.  Syempre business yan kaya sinasabi nila yung orig na adaptor ang gamitin mo.  

Yung Boss ganon din.  "Use Boss PSA/ACA adaptor only." Pero sa dinami-dami ng Boss users na kilala mo, ilan na ang nakita mong gumamit ng orig?

Offline fade2black0520

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Re: question lang sa effects
« Reply #6 on: March 25, 2006, 01:41:20 AM »
Quote from: greasykid
Quote from: fade2black0520

hey, sir splint, since you can use ur cannon adap. for ur zoom, i can justify that the adaptor is 9v dc... but still u should check out the current rating of the adaptor.... exceeding the current rating of the zoom adaptor allowed could fry up ur zoom g2.1u.... it is safe to use if the current rating of the cannon is at LEAST SAME or lower than the current rating of the zoom adap.just my advice.... also u could ask nr kalikot audio, my electrical engineering classmate in m.i.t. ... he knows all the [gooey brown stuff] in adap/psu stuff man!!!! pm him to know more about this query... 8)


Yung current rating ng adaptor dapat at least the same or greater.  Hindi masusunog yung Zoom sa mas mataas na current rating ng ibang adaptor.  Ibig sabihin lang ng rating na yon, kaya niyang mag supply safely ng ganon karaming kuryente.  

Kung 300mA ang requirement ng G2.1u, meron pang spare current capacity yung mas matataas ang rating.

Ngayon kung mas mababang rating ang gagamitin mo, say 200mA, masusunog yung adaptor (or yung parts sa loob) dahil mas mataas na current ang dumaan kesa sa kaya niya.  

Syempre given na dapat pareho yung voltage rating. Although hindi rin naman agad masisira yan kung masaksak mo sa 12V.



sir greasykid, ur suggestion is right, but as we were trained in electrical engineering, we were advised to keep away, at least the same or lower  from the "safe" ampere rating... :D
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Offline greasykid

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Re: question lang sa effects
« Reply #7 on: March 25, 2006, 02:18:09 AM »
Quote from: fade2black0520

sir greasykid, ur suggestion is right, but as we were trained in electrical engineering, we were advised to keep away, at least the same or lower  from the "safe" ampere rating... :D


Dude, UPD-EEE ako nanggaling.  Naiintindihan ko gusto mong sabihin pero baligtad yung application mo sa current rating ng adaptors.  Remember, power supply sila, hindi sila resistive loads. (Ideally!)    

More desirable if your adaptors can supply more current than you can draw.  If you draw more current than your adaptor can supply, sunog yon!

Ngayon kung resistor or iba pang resistive load ang pinag-uusapan natin, pasok na pasok yung EE training mo about "safe" ampere rating.

Offline Al_Librero

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« Reply #8 on: March 25, 2006, 02:24:09 AM »
this is only the second time i've heard someone suggest using a power supply with a current rating that's lower than a device's recommended amount. if that's right, it's a good thing i haven't ruined any electronic device because i've been doing the opposite.  :lol:
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Offline greasykid

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« Reply #9 on: March 25, 2006, 02:44:19 AM »
Quote from: Al_Librero
this is only the second time i've heard someone suggest using a power supply with a current rating that's lower than a device's recommended amount. if that's right, it's a good thing i haven't ruined any electronic device because i've been doing the opposite.  :lol:


Sir Al, as usual intriga, interested ako.  Asan pa yung isa?  :wink:

Offline Al_Librero

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« Reply #10 on: March 25, 2006, 03:01:18 AM »
nasa Yupangco Forum somewhere, sir. ang haba ng debate dun dati. hehehe.

i can barely understand Ohm's Law, so i wouldn't dare debate this issue point for point. but i believe the answer is already there. :lol:
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Offline ejbasses

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« Reply #11 on: March 25, 2006, 03:15:04 AM »
Use a power unit with the same or higher current rating than is required by the zoom. Using such a PSU that has a lower current rating may cause the effect to draw current that is higher than can be supplied by the power supply which may cause an overloaded condition, running the PSU at a higher level than what it was designed to do. Gets?

Pag nasira yung psu bay posibilidad na masira rin ang zoom mo lalo na ang digital devices sensitive sa power.

Dont confuse voltage with current. A higher supplied current is a good thing kasi may surplus ng kuryente. In theory, circuits only draw as much as they need. Voltage, although related, follows different rules.

Tama si sir al at sir greasy kid. higher current equals surplus energy. Lower current output than rated means overloading the PSU

pag mas malaki yung demand mo kaysa dun sa kayang isupply ng PSU mo "kukubain" mo yung supply ika nga ng isa kong prof.

Fade2black baka naconfuse ka lng ng konti sa supply at load. mukang todo aral para sa board exam relax muna. hehehe
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Offline ejbasses

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« Reply #12 on: March 25, 2006, 03:18:31 AM »
Use a power unit with the same or higher current rating than is required by the zoom. Using such a PSU that has a lower current rating may cause the effect to draw current that is higher than can be supplied by the power supply which may cause an overloaded condition, running the PSU at a higher level than what it was designed to do. Gets?

Pag nasira yung psu bay posibilidad na masira rin ang zoom mo lalo na ang digital devices sensitive sa power.

Dont confuse voltage with current. A higher supplied current is a good thing kasi may surplus ng kuryente. In theory, circuits only draw as much as they need. Voltage, although related, follows different rules.

Tama si sir al at sir greasy kid. higher current equals surplus energy. Lower current output than rated means overloading the PSU

pag mas malaki yung demand mo kaysa dun sa kayang isupply ng PSU mo "kukubain" mo yung supply ika nga ng isa kong prof.

Fade2black baka naconfuse ka lng ng konti sa supply at load. mukang todo aral para sa board exam relax muna. hehehe
analog signal processing equipment
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Offline greasykid

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« Reply #13 on: March 25, 2006, 04:00:00 AM »
Quote from: Al_Librero
nasa Yupangco Forum somewhere, sir. ang haba ng debate dun dati. hehehe.

Syempre hinanap ko sa Yupangco at ikaw, Sir Al, ang unang na-confuse sa kanya!  Hehehe.


Quote from: ejbasses

Tama si sir al at sir greasy kid...

From E to the J, ejbasses himself, Pimp My Power Supply!  Hehehe.  Salamat sa support bro!

Offline Tube

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« Reply #14 on: March 25, 2006, 08:18:05 AM »
Hehe debate, hirap nga yon  :cry:
I mura nga ngayon yung Zoom adapter po. Save up nga  :wink:

Offline vaisteen2003

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« Reply #15 on: March 25, 2006, 10:13:00 AM »
ive been using the same canon adaptor that i had for about 2 years with my Zoom 606 and wala naman ako na encounter na prblema. so its all good man. i mean in general electronics basta na siffuce alng ung voltage requirements i dont see no problem with it.
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Offline Al_Librero

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« Reply #16 on: March 25, 2006, 11:13:05 AM »
Quote from: greasykid
Quote from: Al_Librero
nasa Yupangco Forum somewhere, sir. ang haba ng debate dun dati. hehehe.

Syempre hinanap ko sa Yupangco at ikaw, Sir Al, ang unang na-confuse sa kanya!  Hehehe.

:lol:  :lol:  :lol:  :lol:
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Offline fade2black0520

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« Reply #17 on: March 25, 2006, 12:54:42 PM »
Quote from: ejbasses
Use a power unit with the same or higher current rating than is required by the zoom. Using such a PSU that has a lower current rating may cause the effect to draw current that is higher than can be supplied by the power supply which may cause an overloaded condition, running the PSU at a higher level than what it was designed to do. Gets?

Pag nasira yung psu bay posibilidad na masira rin ang zoom mo lalo na ang digital devices sensitive sa power.

Dont confuse voltage with current. A higher supplied current is a good thing kasi may surplus ng kuryente. In theory, circuits only draw as much as they need. Voltage, although related, follows different rules.

Tama si sir al at sir greasy kid. higher current equals surplus energy. Lower current output than rated means overloading the PSU

pag mas malaki yung demand mo kaysa dun sa kayang isupply ng PSU mo "kukubain" mo yung supply ika nga ng isa kong prof.

Fade2black baka naconfuse ka lng ng konti sa supply at load. mukang todo aral para sa board exam relax muna. hehehe



yeah ejbasses nakakapraning na tlaga ang board exam review... hilo na ko sa mga modules... well my opinion regarding psu were from a wrong standpoint... it was on PEC electrical systems design and not on electronics!!!! .... my apologies sir greasykid.... :lol:  :lol:
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