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DIY T-Amp User V2, TA2020 AIR CORES!, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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milen007
post Feb 2 2009, 01:55 PM

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one more thing, does the ouput ground of the meanwell smps connected to the main earth and chassis? as i am considering another application that output +24vdc 0v -24vdc by using 2 smps module. thx in adv

bsl555, nice... thanks
jazzy939
post Feb 2 2009, 02:31 PM

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milen, why do you need 2xSMPS(12V), when you can get a 24V SMPS?
milen007
post Feb 2 2009, 03:33 PM

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jazzy939, i need +24v 0v -24v for gc. just wanna play around. if the meanwell smps cant disconnect the output ground from the earth input, the 2 smps cant be joined to get the negative voltage. i am planning to get 2 smps with 24 v for GC (which still in consideration) and 1 smps with 12v for t-amp.

any experience with the "Reyed" smps? only cost half of the main well..
jazzy939
post Feb 2 2009, 03:40 PM

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Meanwell have dual output SMPS to cater for this, although I do not know how much it's gonna cost! tongue.gif

I have not seen/used 'REYED' SMPS.. have not seen it locally anyway. Half price? Really?


QUOTE(milen007 @ Feb 2 2009, 03:33 PM)
jazzy939, i need +24v 0v -24v for gc. just wanna play around. if the meanwell smps cant disconnect the output ground from the earth input, the 2 smps cant be joined to get the negative voltage. i am planning to get 2 smps with 24 v for GC (which still in consideration) and 1 smps with 12v for t-amp.

any experience with the "Reyed" smps? only cost half of the main well..
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milen007
post Feb 2 2009, 03:44 PM

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http://cgi.ebay.com/12V-DC-4-2A-Regulated-...oQQcmdZViewItem

meanwell $33

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewI...em=170298309034

reyed $17

all include shipping. how much do you pay for the meanwell in ringgit?
jazzy939
post Feb 2 2009, 04:07 PM

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RM55 for 12V 4.2A model
bsl555
post Feb 2 2009, 04:18 PM

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So many types of SMPS can be found at Pasar Rd shops at affordable prices. Just a matter whether reliable or not. SMPS or any switch mode PSU are most prone to breakdown compared to traditional tranny types. Like your PC PSU lah.. all switching PSU's.

This post has been edited by bsl555: Feb 2 2009, 04:25 PM
milen007
post Feb 2 2009, 04:30 PM

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hi jazzy, geez thats cheap. wish i can buy there

bsl555, too bad i am in indonesia. will shop there when i visit pasar rd. kl is it?

bsl555
post Feb 2 2009, 04:33 PM

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QUOTE(milen007 @ Feb 2 2009, 04:30 PM)
hi jazzy, geez thats cheap. wish i can buy there
bsl555, too bad i am in indonesia. will shop there when i visit pasar rd. kl is it?
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Yes, its within Kuala Lumpur.
GodLuvSxS
post Feb 8 2009, 08:54 PM

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Hi guys, I'm wonder how well the TA2024 to drive average sensitivity speaker (86 - 90db) in a typical condominium living room? Thanks
jazzy939
post Feb 8 2009, 09:31 PM

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I'd say the T-Amp will drive it effortlessly. wink.gif

QUOTE(GodLuvSxS @ Feb 8 2009, 08:54 PM)
Hi guys, I'm wonder how well the TA2024 to drive average sensitivity speaker (86 - 90db) in a typical condominium living room? Thanks
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milen007
post Feb 9 2009, 12:28 AM

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QUOTE(jazzy939 @ Feb 8 2009, 09:31 PM)
I'd say the T-Amp will drive it effortlessly. wink.gif
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resounding YES!! i had doubt before as well, but was shock when i connect them to the speaker. superb. my speaker diy.. rated 83db. but it sound louder than my spendor s3/5 which is rated at 83db as well.

This post has been edited by milen007: Feb 9 2009, 12:44 AM
jazzy939
post Feb 9 2009, 12:54 AM

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My TDL's RTL3 is rated at 90dB/W/m. With T-Amp connected I wonder why some people need 100W/channel or even more to play music? laugh.gif
PcWork
post Feb 9 2009, 01:18 AM

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just modified my T-amp for some experiments..
currently power up my T-amp with a 12V 100mah adapter.. and it sounds good =P with total of more than 30K uf power reservior tank for each channel and some modification at signal path.

This post has been edited by PcWork: Feb 9 2009, 01:18 AM
jazzy939
post Feb 9 2009, 02:04 AM

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100mA? shocking.gif
Are you serious? tongue.gif
TSxtorm
post Feb 9 2009, 04:07 AM

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hahah i mention to him many times it is not enough biggrin.gif if you need a 1-amp adapter let me know bro, it is only as big as the regular adapter, rm2x if i remember correctly. im sure it will improve things as t-amp depends alot on the supply too

but im grad u mooded it and like it smile.gif

the input cap must go, jalan pasar rm2 3.3uf is better then it, well tht shows how "good" china stuff are, so i dont really fancy those "enlarge" board with so call hifi grade caps in it selling in china, rather get it done here with stuff from farnell or RS.
PcWork
post Feb 10 2009, 12:21 AM

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QUOTE(jazzy939 @ Feb 9 2009, 02:04 AM)
100mA? shocking.gif
Are you serious? tongue.gif
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QUOTE(xtorm @ Feb 9 2009, 04:07 AM)
hahah i mention to him many times it is not enough biggrin.gif if you need a 1-amp adapter let me know bro, it is only as big as the regular adapter, rm2x if i remember correctly. im sure it will improve things as t-amp depends alot on the supply too

but im grad u mooded it and like it smile.gif

the input cap must go, jalan pasar rm2 3.3uf is better then it, well tht shows how "good" china stuff are, so i dont really fancy those "enlarge" board with so call hifi grade caps in it selling in china, rather get it done here with stuff from farnell or RS.
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100 mah is enough leh
hehehe
wanna come and listen?
but bigger ampere make it sing louder only.

jazzy939
post Feb 10 2009, 12:24 AM

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If 100mA works for you, heyy what the heck! Play on! wink.gif
March05
post Feb 10 2009, 08:22 AM

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Anybody noticed that Nixie has an `integrated' TA2024 with tube buffer preamp CBU on display and for sale? Price: RM1,5XX.00

jazzy939
post Feb 10 2009, 11:10 AM

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Yep! It was there before end of last year. They actually have a 'demo' unit. What do you think of the price?
It came with a toroid, and the toroid alone costs RM300! shocking.gif

QUOTE(March05 @ Feb 10 2009, 08:22 AM)
Anybody noticed that Nixie has an `integrated' TA2024 with tube buffer preamp CBU on display and for sale? Price: RM1,5XX.00
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