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sonic frontiers anthem pre 1L


revox

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7 hours ago, paja959 said:

ta idji bre,drugaru su radili kompletnu novu prednju plocu za Herron Audio phono,isto je bio silver oridji,pa se menjalo na crno...nije nesto extra komplikovano kako vidim ta prednja ploca,nadjes jod dobrog stampara za to,i voila...

Nija dao na prodaju gore ... tesko ima ko da bi donio ... a I ja imam dosta da rasprodam ... ako ne prodje gore ce gledam da se dogovsram al prije iduceg ljeta nece moc bit na balkanu ... a prednja ploca nije problem I onako moram I od phono da je prebacim na crno ... ce vidimo  

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Ovaj preamp ima oznake za lampe LV1 i V1 LV2 i V2 

Pitanje za sijede glave:

dal je jedan par LV1+V1 a drugi LV2 +V2 ili 

je par LV1+LV2 a drugi par V1+V2

drugo pitanje koji par radi primarno pojacanje I sto radi drugi par

Ovo iz razloga sto bi da kombinujem siemens, telegunken I philips lampe pa da znam koji je par bitniji za pojcanje / zvuk

Shema ima neka katastrofa losa al cu je zakacim a ovo je fotka stampe

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Pise:

 

The Pre 1L comes with four tubes, as follows:
6922 (LV1 & V1, LV2 & V2)
The 6922 tubes may be replaced with a matched set of
ECC88/6DJ8s or E188CC/7308s with no circuit modifica-
tion. These tubes were chosen for their reliability and
extremely low noise. The amplifier topology used in the
Pre 1L delivers exceptional performance using the 6922
tube. The tubes' low noise heightens dynamics and pro-
vides a natural tonal balance
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4 minutes ago, ninja said:

Pise:

 

The Pre 1L comes with four tubes, as follows:
6922 (LV1 & V1, LV2 & V2)
The 6922 tubes may be replaced with a matched set of
ECC88/6DJ8s or E188CC/7308s with no circuit modifica-
tion. These tubes were chosen for their reliability and
extremely low noise. The amplifier topology used in the
Pre 1L delivers exceptional performance using the 6922
tube. The tubes' low noise heightens dynamics and pro-
vides a natural tonal balance

dobro ispade da je jedan par LV1+V1 a drugi LV2 +V2

A koji jevza sto I koji je u izboru lampi kriticniji/vazniji odnosno koji vise utice na zvucnu sliku

 

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ima veze koje se dje stavljaju ... ima prednji I zadnji par

Back pair = closer to rear panel. Front pair = closer to front panel.

I kao bolje lampe idu na zadnji par kaze lik iz upscaleaudio - Kevin Deal:

the Pre-2L and Pre-2LSE both pairs of tubes are voltage gain. One may be more pleasing to upgrade than the other for you. There are no rules to that. Try it for yourself.

In the Line 1 and Line 2 we seemed to get the best results by changing just the rear pair. This in an effort to get the most bang for the buck and not do all six tubes. 

The good news is that both preamps are such that you can mix and match. Just make sure that each pair are the same. So you can put Russian 6922 in one position and 7308, 6922, 6DJ8, CCa, etc in another.
 

https://forum.audiogon.com/discussions/anthem-pre-2l-tube-rolling-question

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