CV Series Digital Ampli๎ฎers v1.0
51
APPENDIX
RL-1 Series remote control plates โ general
considerations
Cl๎๎๎ ๎ต๎ฏ๎1 Series rem๎te ๎๎๎tr๎l plates are availa๎
le i๎ t๎ree
๎๎rm ๎a๎t๎rs๎ t๎๎ ๎ฎt si๎gle๎ga๎g ๎ธ๎ฎ ๎r Ameri๎a๎ ele๎tri๎al
๎
a๎๎ ๎
๎๎es respe๎tivel๎๎ t๎e t๎ir๎ is a ๎0 ๎ ๎0 mm ๎๎ฐe๎ia๎
m๎๎๎le๎ s๎ita๎
le ๎๎r ๎๎จ๎r๎๎m๎๎๎le๎ m๎๎๎ti๎g ๎rames
availa๎
le i๎ m๎st ๎จ๎r๎pea๎ ๎๎๎๎tries. ๎ฅa๎๎ ๎
๎๎es ๎๎ eit๎er
t๎e re๎esse๎ t๎pe ๎r s๎r๎a๎e๎m๎๎๎ti๎g t๎pe ma๎ ๎
e ๎se๎๎
pr๎vi๎i๎g t๎e๎ are at least ๎๎ mm ๎eep.
๎ท๎e plates s๎๎๎l๎ ๎
e ๎๎๎๎e๎te๎ t๎ t๎e REMOTE LEVEL port
๎๎ t๎e releva๎t ๎๎a๎๎el ๎si๎g t๎i๎๎๎๎re s๎ree๎e๎ ๎a๎
le as
๎es๎ri๎
e๎ at ๎C๎๎๎e๎ti๎g a๎ ๎ต๎ฏ๎1 Series rem๎te ๎๎๎tr๎l
plate๎ ๎๎ page 1๎. ๎ท๎e plate termi๎ati๎๎s are ๎๎๎ve๎ti๎๎al
s๎re๎ termi๎als a๎๎ t๎e REMOTE LEVEL p๎rt ๎๎ t๎e mi๎er is
a ๎๎pi๎ ๎ mm๎pit๎๎ s๎re๎ termi๎al ๎๎๎๎e๎t๎r.
๎ท๎e rem๎te ๎๎๎tr๎l plates are passive a๎๎ t๎๎s ๎๎ ๎๎t ๎ra๎
a๎๎ ๎๎rre๎t ๎r๎m t๎e ampli๎ฎer.
Control of audio level via external DC
๎ฌt ma๎ ๎
e ๎e๎essar๎ i๎ s๎me i๎stallati๎๎s t๎ a๎๎๎st t๎e level
๎๎ ๎๎e ๎r m๎re ๎๎a๎๎els ๎r๎m a๎ e๎ter๎al ๎๎๎tr๎l s๎stem
๎e.g.๎ Crestr๎๎๎ A๎ฐ๎ป๎ et๎.๎. ๎ฌ๎ t๎e REMOTE LEVEL ports are
๎๎t re๎๎ire๎ ๎๎r ๎ต๎ฏ๎1 Series rem๎te ๎๎๎tr๎l plates๎ t๎e๎ ma๎
๎
e ๎se๎ t๎ re๎eive DC v๎ltages ๎r๎m t๎e e๎ter๎al s๎stem t๎
e๎๎e๎t t๎ese a๎๎๎stme๎ts.
A๎๎i๎ level ๎a๎ ๎
e ๎๎๎tr๎lle๎ ๎ver its ๎๎ll ra๎ge ๎it๎ a DC
v๎ltage ๎๎ 0 t๎ ๎10 V. ๎ท๎e pi๎๎๎t ๎๎ t๎e REMOTE LEVEL port
is as ๎๎ll๎๎s๎
PIN USE
1 0 V re๎.
2 ๎ฐ๎si๎ level ๎๎๎tr๎l ๎0 t๎ ๎10 V๎
3 ๎V
๎ท๎e a๎๎i๎ level ๎๎ a ๎ฅl๎๎๎ ma๎ ๎
e varie๎ ๎ver its ๎๎ll ra๎ge
๎
๎ appl๎i๎g a DC v๎ltage ๎๎ ๎
et๎ee๎ 0 a๎๎ ๎10 V t๎ pi๎ ๎๎
t๎e 0 V re๎ere๎๎e ๎
ei๎g ๎๎๎๎e๎te๎ t๎ ๎ณi๎ 1. 0 V ๎๎ pi๎ ๎ ๎ill
pr๎๎๎๎e ma๎im๎m level a๎๎ ๎10 V ๎ill pr๎๎๎๎e ma๎im๎m
atte๎๎ati๎๎๎ i.e.๎ ๎๎ ๎๎tp๎t.
๎ฑ๎te t๎at i๎ pi๎ ๎ is le๎t ๎๎๎๎๎๎e๎te๎ a๎๎ t๎e REMOTE LEVEL
p๎rt e๎a๎
le๎ ๎e.g.๎ ๎it๎ t๎e mati๎g ๎๎๎๎e๎t๎r le๎t ๎๎๎๎๎ ๎er๎
atte๎๎ati๎๎ res๎lts.
NOTE: ๎ฌ๎ t๎e ๎๎๎tr๎l v๎ltage s๎๎r๎e is ๎๎t is๎late๎ ๎r๎m t๎e
p๎๎er eart๎๎ t๎ere is a small ris๎ ๎๎ ๎reati๎g a ๎gr๎๎๎๎ l๎๎p๎
๎
๎ li๎๎i๎g t๎e mi๎er te๎๎๎i๎al gr๎๎๎๎ ๎0 V๎ t๎ t๎e gr๎๎๎๎
๎0 V๎ ๎๎ t๎e e๎๎ipme๎t s๎ppl๎i๎g t๎e ๎๎๎tr๎l v๎ltages. ๎ท๎
mi๎imise t๎is ris๎๎ ๎e s๎ggest t๎at all pie๎es ๎๎ e๎๎ipme๎t ๎
e
i๎ ๎l๎se pr๎๎imit๎๎ a๎๎ s๎pplie๎ ๎r๎m t๎e same p๎๎er ๎๎tlet.
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