pooya Posted January 15, 2009 Report Share Posted January 15, 2009 Osim vdH the First Ultimate MkII nemam vise nista na spisku kandidata za kvalitetan digitalni coax kabl pa molim za pomoc da listu kandidata prosirim. Sto se AES/EBU kabla tice nabavio sam Acoustic Zen MC2 (jao Brco, Vlado24 i ostale "Zendzije", ako ne bude dobar tesko vama ) Na konstruktivnim predlozima i zaj**acijama ala Sonic (large? ) unapred se zahvaljujem. Link to comment Share on other sites More sharing options...
PrekoBare Posted January 15, 2009 Report Share Posted January 15, 2009 Sto god da kupujes, gledaj da bude 6 stopa/2m duzine. Link to comment Share on other sites More sharing options...
vlada24 Posted January 15, 2009 Report Share Posted January 15, 2009 Sto se AES/EBU kabla tice nabavio sam Acoustic Zen MC2 (jao Brco, Vlado24 i ostale "Zendzije", ako ne bude dobar tesko vama ) Link to comment Share on other sites More sharing options...
空也 Posted January 16, 2009 Report Share Posted January 16, 2009 Probao sam nekoliko coax kablova i vratio sam se ovom: "However the sums add up, be thankful: this is a quality cable at a bargain price. Dynamics belie the price, with hard transients coming through with force, while clearly defined bass, tautly handled rhythms and fluid midrange are top-notch." (What HiFi, Awards 2001 Issue). Winner of a What HiFi Award in 2001, 2002 & 2003. Ne znam koliko treba ludovati sa coax kablovima. Kapiram ako se zadovolje svi zadati tehnicki parametri za ispravan prenos SPDIF signala, onda je to valjda to...http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/922' class="ipsQuote" rel="external nofollow"> Moj komad ima 3m, tako da je zadovoljena i ta prica o vecoj duzini koja smanjuje poguban uticaj refleksija signala unutar kabla.http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/922' class="ipsQuote" rel="external nofollow"> I ja bih voleo da probam VdH The First, posto sam probao The Second. Ucinilo mi se da je VdH kao nesto bolji od Profigolda, ali kazem samo ucinilo... Ponekad kada imas skuplji kabl, moguc je i taj placebo momenat.http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/922' class="ipsQuote" rel="external nofollow"> http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/922' class="ipsQuote" rel="external nofollow"> .http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/922' class="ipsQuote" rel="external nofollow"> Link to comment Share on other sites More sharing options...
neÅ¡ko Posted January 16, 2009 Report Share Posted January 16, 2009 Ja koristim Ensemble Digiflux 75 ohm, a pre njega AQ,Supru,Oehlbach. Ne mogu mu ni prići. OdliÄna žica Link to comment Share on other sites More sharing options...
pooya Posted January 16, 2009 Author Report Share Posted January 16, 2009 Nisam probao MC2=Zen, ali siguran sam da si dobro pazario (pogotovo ako je s/h). I ja nešto merkam upravo tu žicu... Link to comment Share on other sites More sharing options...
pooya Posted January 16, 2009 Author Report Share Posted January 16, 2009 Sto god da kupujes, gledaj da bude 6 stopa/2m duzine. Link to comment Share on other sites More sharing options...
空也 Posted January 16, 2009 Report Share Posted January 16, 2009 ...Moja greska. Izbrisao svoj dupli post. Link to comment Share on other sites More sharing options...
空也 Posted January 16, 2009 Report Share Posted January 16, 2009 Rado bih se edukovao po ovom pitanju pa ako Ti ili neko drugi ima neki link na tu temu molim da se isti postuje. Hvala. Link to comment Share on other sites More sharing options...
空也 Posted January 16, 2009 Report Share Posted January 16, 2009 E da... Karbonski VdH The First je navodno dobar kao digitalni interkonekt zato sto ima jako veliku otpornost. Kada sam povezao DMM na srednje RCA pinove na krajevima kabla dobio sam otpor od 30 Ohm-a! Kazu da je fora da signal rapidno slabi pri prolasku kroz karbon, tako da kada dodje do odbijanja istog napred-nazad kroz kabl on toliko oslabi, da se uticaj tih refleksija na kraju navodno skoro uopste ne oseti. . Link to comment Share on other sites More sharing options...
vlada24 Posted January 16, 2009 Report Share Posted January 16, 2009 Ta teorija refleksije verujem da važi samo za SPDIF, ne za AES/EBU (Äisto da i to pojasnimo). Link to comment Share on other sites More sharing options...
空也 Posted January 16, 2009 Report Share Posted January 16, 2009 Odlican link na temu digitalnih veza: http://www.epanorama.net/documents/audio/spdif.html' rel="external nofollow"> Link to comment Share on other sites More sharing options...
Zare Posted January 16, 2009 Report Share Posted January 16, 2009 Doduse kada bi kabl bio idealan i kada bi impedansa svuda, ukljucujuci i konektore na transportu, kablu i DAC-u, bila idealnih 75 Ohm-a, duzina kabla ne bi imala uticaja jer refleksija signala ne bi bilo. . Link to comment Share on other sites More sharing options...
brca Posted January 16, 2009 Report Share Posted January 16, 2009 Malo manje od 100€ sa sve postarinom iz Engleske. Link to comment Share on other sites More sharing options...
ninja Posted January 16, 2009 Report Share Posted January 16, 2009 http://members.tripod.com/~tsc/belden.htm Link to comment Share on other sites More sharing options...
pooya Posted January 17, 2009 Author Report Share Posted January 17, 2009 So, how does this affect the jitter? When the first reflection comes back to the DAC, if the transition already in process at the receiver has not completed, the reflection voltage will superimpose itself on the transition voltage, causing the transition to shift in time. Link to comment Share on other sites More sharing options...
pooya Posted January 17, 2009 Author Report Share Posted January 17, 2009 Ta teorija refleksije verujem da važi samo za SPDIF, ne za AES/EBU (Äisto da i to pojasnimo). Link to comment Share on other sites More sharing options...
vlada24 Posted January 17, 2009 Report Share Posted January 17, 2009 Kako to? Link to comment Share on other sites More sharing options...
stex Posted January 17, 2009 Report Share Posted January 17, 2009 Koliko price ni oko cega. Kvalitetan 75ohm koaksijalac, dobri konektori i dobar lem i gotova stvar. Ko se patio sa frekvencijama od preko 2GHz kod predajnika, i sa talasovodima, njemu cela ova prica deluje smesno. Da je sve tako komplikovano kao u HIFI, telefoni i internet nebi ni postojao, a mi bi i dalje slali pisma. Pooyo, ti si ucen covek, ne nasedaj na provokacije kabl-mafije. Link to comment Share on other sites More sharing options...
空也 Posted January 18, 2009 Report Share Posted January 18, 2009 Kvalitetan 75ohm koaksijalac, dobri konektori i dobar lem i gotova stvar. Link to comment Share on other sites More sharing options...
pooya Posted January 18, 2009 Author Report Share Posted January 18, 2009 Zbog same konstrukcije tj. koncepcije kabla. AES/EBU kao balansirani prenosnik signala bi trebao da bude imun na sve vrste inerferencija (pa i ovu), tj. sve Å¡to se u kablu generiÅ¡e kao dodatak (Å¡um) ili devijacija od Äistog signala biva poniÅ¡teno kontra-fazom. Link to comment Share on other sites More sharing options...
Boban Posted January 18, 2009 Report Share Posted January 18, 2009 D. H. LABS Silver Sonic D-75 co-ax digital cable 75 Ohm Boban Link to comment Share on other sites More sharing options...
pooya Posted January 18, 2009 Author Report Share Posted January 18, 2009 Koliko price ni oko cega. Kvalitetan 75ohm koaksijalac, dobri konektori i dobar lem i gotova stvar. Ko se patio sa frekvencijama od preko 2GHz kod predajnika, i sa talasovodima, njemu cela ova prica deluje smesno. Da je sve tako komplikovano kao u HIFI, telefoni i internet nebi ni postojao, a mi bi i dalje slali pisma. Pooyo, ti si ucen covek, ne nasedaj na provokacije kabl-mafije. Link to comment Share on other sites More sharing options...
pooya Posted January 18, 2009 Author Report Share Posted January 18, 2009 Jeste ali nije... Nisu svi dobri konektori dobri za ovu namenu. I oni sami moraju da imaju impedansu od 75 Ohma. Tu je i problem lema. Kada oljustis krajeve kabla i samo onako upletes sirm za lemljenje u jednoj tacki, vec u toj tacki remetis tacnu impedansu kabla. Zato se i na profi antenskim kablovima shirm samo svuce unazad i onda se naglavi onaj spoljni deo sa navojem, tako da kontakt konektora i shirma ide celom povrsinom u krug. Link to comment Share on other sites More sharing options...
stex Posted January 18, 2009 Report Share Posted January 18, 2009 Jel ti treba BNC ili Chinch? Nisam trazio, ali mora da ima da se kupi chinch za krimpovanje. Onda otpada teorija o skupljanju sirma u jednoj tacci. BNC koji se krimpuje znam da ima da se nadje. Link to comment Share on other sites More sharing options...
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