*ITU-R M ITU-R M (ITU-R 5/8 ) ( ) ITU-R M.625

HTML
DOWNLOAD

Μέγεθος: px

Εμφάνιση ξεκινά από τη σελίδα:

Download "*ITU-R M ITU-R M (ITU-R 5/8 ) ( ) ITU-R M.625"

Ἀλκαῖος Λειβαδάς
6 χρόνια πριν
Προβολές:

1 IU-R IU-R (IU-R 5/8 ) ( )..IU-R.65. ( ) : ) ( ) ( (IU-) (IO). IU-R.65. (RR) :

2 IU-R R.. R (F) 5 R. B (R) ) ((F) (F) B (R)...Bd 00 FK..( 30 ) 6 0 x IU-.Hz 70 JB FB 4..Hz 700.Hz IU-R (IU-R.585 ).Hz

3 3 IU-R () BBBYYYB YBYYBBB BYBBBYY BBYYBYB YBBYBYB BBYBBYY BYBYBBY BYYBYBB BYBBYYB BBBYBYY YBBBBYY BYBYYBB BYYBBBY BYYBBYB BYYYBBB BYBBYBY YBBBYBY BYBYBYB BBYBYYB YYBYBBB YBBBYYB YYBBBBY BBBYYBY YBYBBBY BBYBYBY BBYYYBB YYYBBBB YYBBYBB YBYBBYB YBBYBBY YYBBBYB YBYBYBB ZZ ZZZ ZZZ ZZ Z ZZZ ZZZ ZZ ZZ ZZZ ZZZZ ZZ ZZZ ZZ ZZ ZZZ ZZZZ ZZ ZZ Z ZZZ ZZZZ ZZZ ZZZZ ZZZ ZZ Z Z ZZZZZ ZZZZ Z : (3) 3 () () () 8 ( ) ( )., = / 6 ( ) ( ) ) ) B D F H I J K L N O P R U V W Y Z Y B. (IU- F. 8 ) IU-.(IU- F. ) () () (3). B ((F) ) BYBYYBB YBYBYBB BYYBBYB BBYYBBY BBBBYYY YBBYYBB (R) () () (3) 3

4 IU-R ( ) (R) 3.3.(IR) (I).(. ) 3 ( )..3 ( ) " " ( )...3 " " (IR) (I) ( ) ms ( t )." " (I) ( 7 3)...3 " " ms 40 ms 0 ""...3 (IR). " " " " ( ) : " " " " : (. ) (. ) (. ).(. ) " "

5 5 IU-R (R) (R) 360 (IU-R ) aster station a) ( c) I IR ( b) Line output, Bd Bd k l m n o Itation I ransmitter Receiver tand-by I top polarity R R R R K L N O P 3 R R tand-by all block all block all block R R all block R K L 3 R R R k l m n o Block Block Block Block "" Block over Block nd of communication II tation II Receiver ransmitter aster station lave station tand-by N O P 3 R R hange of direction Block Block Block "" Block over R 3 R R R k l m n o tand-by IR lave station Line output, Bd Bd K L N O P I IR ms 450 ms 450 ms 0 ms 0 ms 40 ms t p 70 ms top polarity R " a) b) c) Information block Information block ontrol signal ontrol signal ontrol signal Information block Basic timing cycle t p tart of communication hange of the direction of the traffic flow nd of communication : control signal I: information ( sending ) station IR: information receiving station () R: signal repetition information signal t: t p: t : :ontrol signal 0 ms 70 ms t t I aster station I lave station IR IR I IR lave station I aster station IR ( : :I :IR :R : t :tp :t : figure shift (one way) propagation time (fixed) equipment delay he transmission of these signals may be omitted D0

6 IU-R ) I II B B D F D F B D F () D F R R R R - R R R D F H I H I H I D 0 (IR) 3..3 " " " ".3..3 : - (6...3 ) " " - ms 380 ms : " " - " " - " " " " -

7 7 IU-R : " " - " " - " " " " " " IR I."".4..3 ) : ) " " : - ) 3 " " : - "IR" " " I [ ] 9.95.(IU-R.49 ) - ) 5..3 " ".5..3.(ms ) 4..3 IR.5..3 ). ( : I I " " (IU-R.49 ) (I).6..3 " - (Z) "" - " " : - " " - ) (B) " " " - " " - " " : 3 -." " IR -

8 IU-R (IR) :3.I (B) " " - (Z) "" - " " : IR : " " - " : I - " " " " " " -.I " 6 - IR. ". "". 50 "" ( ( ) ) WRU.8..3.IU- WRU (IR).8..3 : ) " " ( " " ). (ms 450 " ".9..3 " " " " " " I I IR " " " " IR " " " " I " " ) IR " " I " " 4 -

9 9 IU-R (4 3 ) (F) B.3 (B) B B (B) B (BR) B.(BR) (B B) B..3 (D) :...3 ms 80 (R) ) D R.(.. ) (B) B D R (B) B (...3 )...3.IU-R.49 3B/4Y.3..3." " 3B/4Y " " (BR BR) B ( ) 4..3 ) R D (R D) " ".5..3 " - " " BR " ".5..3 D " " - " " " R ( ) BR BR BR "" " " " " BR 3Y/4B BR BR BR BR

10 IU-R B tation I I tation II II D R tand-by D R BR R R LF LF < < < 80 ms nd of emission signal 0 ms tand-by Line output kept to stop-polarity top-polarity Printing rror symbol 6 times call signal ms ms ms tation I I D R tand-by ollectively electively : phasing signal B: B-mode - ending collectively : phasing signal B BR: B-mode :B - Receiving collectively : carriage return (R) B B: B-mode :BR - ending selectively : <: B :B (R) :< : line feed (LF) BR: B-mode - Receiving selectively B :BR (LF) : Detected error symbol : Overlined symbols (e.g. ) are transmitted in the 3B/4Y 3B/4Y ratio ( ) Τ < < nd of emission signal II tation II elective 360 call No. 360 tand-by D R BR Χ Τ BR Τ R LF < < 0 ms Line output kept to stop-polarity Printing D04

11 IU-R B -mode end tand-by Receive B B-mode. R. L.L. R equence : Phasing signal - or phasing signal D R Phasing signals and in the R and D position respectively, minimum 4-pairs B B الا سلوب -mode IR R D and DR positioning Phasing signal in the R position or Phasing signal in the D position R D / arriage return and/or line feed all six times 6 BR rrors all / arriage return and/or line feed Determine percentage of mutilated signals BR essage essage When more than predetermined value Re-invert all further signals to 4B/3Y 4B/3Y Din D position in D position D arriage return or line feed De-lock line output terminal from stop-polarity mission realized manually essage mission realized automatically Din D position Delay ms 0 0 ms R D D and R faulty Print error-symbol / D and/or D R signal correct R Print character Overlined ( symbols ) (e g ) are transmitted/detected / in the 3B/4Y ratio 3B/4Y

12 IU-R "" 6..3 "".6..3.Bd 50 IU " (B B) B.7..3 " D (. ) " " " ".7..3 " ".D nd الا رسال" of emission انتهاء "إشارة signal 0 ms D-position الحالة R-position الحالة العودة إلى حالة stand-by to "الانتظار" Revert D03 ms 0 " " BR BR D " "

Σχετικά έγγραφα

ASL BS ,00 ASL BS ,00 ASL BS ,80 ASL BS ,60 ASL TP SET 1 817,20 ASL TP SET 2 997,20 ASL TP SET ,20

ASL BS ,00 ASL BS ,00 ASL BS ,80 ASL BS ,60 ASL TP SET 1 817,20 ASL TP SET 2 997,20 ASL TP SET ,20 www.asl-inter.com BASIC SERIES ASL BS 217 Κεντρική μονάδα intercom 2 καναλιών. Κάθε κανάλι διαθέτει φωτιζόμενο κουμπί Talk και Call και volume για τον έλεγχο της έντασης. Στην πίσω πλευρά διαθέτει μια