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Old 13-02-2010, 04:29 PM   #1
disco violence
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Default Zenski XLR u TRS dilema?

Spojio sam kabl Zenski XLR u TRS po ovoj shemi http://www.rane.com/note110.html.Odradio sam kombinaciju pod rednim brojem 2 da dobijem balansirani kabl.Priklucio sam kabl koji je pun suma. Nije mi jasno zasto na shemi shield nije spojen sa trs-om(n/c).Da li neko moze da mi kaze da li u tom grmu lezi zec ili....
Hvala.
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Old 13-02-2010, 06:06 PM   #2
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Default Re: Zenski XLR u TRS dilema?

Vrlo cudno... Ima opreme proizvodjaca koji se drze svojih starih standarda, ali ovo nisam video. T=2, R=3, S=1. Probaj ovako.
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Old 13-02-2010, 08:24 PM   #3
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Default Re: Zenski XLR u TRS dilema?

A ?ta priključuje? u ?ta?
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Old 13-02-2010, 08:39 PM   #4
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Default Re: Zenski XLR u TRS dilema?

A da pogledas ovde kako se povezuju XLR i TRS..

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Old 14-02-2010, 07:10 AM   #5
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Default Re: Zenski XLR u TRS dilema?

Ova sema je dosta jasnija.Hvala.
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Old 14-02-2010, 08:35 AM   #6
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Default Re: Zenski XLR u TRS dilema?

Shema pod dva ti je kad koristiš XLR->TRS kao prijelaz s balansiranog izvora na nebalansirani ulaz, iako je glupa, u tom slučaju se obično pin 1 i 3 kratko spajaju

Last edited by sira; 14-02-2010 at 08:39 AM.
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Old 14-02-2010, 01:46 PM   #7
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Default Re: Zenski XLR u TRS dilema?

Quote:
Originally Posted by disco violence View Post
Spojio sam kabl Zenski XLR u TRS po ovoj shemi http://www.rane.com/note110.html.Odradio sam kombinaciju pod rednim brojem 2 da dobijem balansirani kabl.Priklucio sam kabl koji je pun suma. Nije mi jasno zasto na shemi shield nije spojen sa trs-om(n/c).Da li neko moze da mi kaze da li u tom grmu lezi zec ili....
Hvala.
hm... i?ta ti nesmije ostati "u zraku", osobito ne masa, koja mora biti spojena barem s jedne strane (kod balansiranih veza masa, odnosno shield ne provodi signal, nego ima samo za?titnu ulogu kao faradayev kavez).
u koliko se pojavljuje ground loop mo?e? napravit sljedeće:

1. mo?e? na jacku koji se spaja na output prvog uređaja (nebitno jeli TRS ili XLR u pitanju) prerezati masu

2. mo?e? na istom mjestu kao pod 1. ubaciti na prerezano mjesto blok kondenzator od 100 nF (keramički ili foljski, koji ti stane u jack)


kod nebalansiranih veza je isto uputno koristiti balansirani kabel, ali ga spaja? tako da na strani slanja "cold" spoji? a SLEEVE, "hot" na TIP, a shield od kabla ostavi? u zraku (odre?e?). na strani primanja "hot ide na TIP, a na SLEEVE idu i shield i "cold". na taj način če? smanjiti količinu induciranog ?uma kojije proporcionalan du?ini kabela
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