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BG-8
8 Channel Digital Audio Monitor
User’s Guide
Version 0.8 17/03/2006
Страница 1: ...BG 8 8 Channel Digital Audio Monitor User s Guide Version 0 8 17 03 2006 ...
Страница 2: ... for information purposes only and does not constitute any form of warranty or guarantee All trademarks acknowledged The information in this document is subject to change without notice Bel Digital Audio Ltd Unit 3 Horwood Court Bletchley Milton Keynes Bucks MK11RD Tel 01908 641063 Email info beldigital com Web www beldigital com Manual prepared by AirdServices http brianaird members beeb net ...
Страница 3: ...nt ts s INTRODUCTION 1 Main features 1 OPERATION 2 BARGRAPH SCALES 2 INSTALLATION 3 CONNECTOR I O 3 CONFIGURATION 3 Adjusting bargraph break points and ballistics 4 Inserting bargraph graticules 7 PROBLEM SOLVING 8 Sample problems and their solutions 9 SPECIFICATION 10 ...
Страница 4: ...h bargraph group can be configured for different meter types and scales and have different colours for level transition points Stick on scale graticules which may be applied to the spaces between the front panel bargraphs are supplied with the machine Each bargraph group also has a dedicated brightness control Main features Four independent pairs of digital audio AES inputs on balanced XLRs Each i...
Страница 5: ...roup of four channels can be configured independently for different meter types scales and coloured level transition points The BG 8 front panel Bargraph scales The following meter types may be selected using switches at the rear of the unit Scale type Range Attack Fallback AES EBU 60dB 0 to 60dB 1ms 1 5Sec per 20dB decay DIN PPM 55dB 5 to 50dB 10mSec 1 5Sec per 20dB decay VU 23dB 3 to 20dB 300mSe...
Страница 6: ...ion Bargraph meters are supplied in two groups of four to monitor inputs 1 to 4 and inputs 5 to 8 These two groups of bargraphs may be configured independently to support different meter ballistics and scales peak hold decay and different transition points between coloured areas Different scales are supported with a range of stick on scale graticules and meter type settings are made at the rear of...
Страница 7: ...hold decay ON ON None OFFf ON OFF 3 seconds OFF ON 7 seconds OFF OFF Indefinite SW 4 SW 5 SW 6 Scale type ON ON ON AES ON ON OFF DIN ON OFF ON VU ON OFF OFF BBC OFF ON ON No scale OFF ON OFF NORDIC OFF OFF ON IEC OFF OFF OFF No scale Note The ON position is obtained with a switch lever in the direction of the arrow DOWN in the above drawing Each bargraph has 53 tri colour segments The top and bott...
Страница 8: ...FF OFF OFF 7 ON OFF ON ON ON 8 ON OFF ON ON OFF 9 ON OFF ON OFF ON 10 ON OFF ON OFF OFF 11 ON OFF OFF ON ON 12 ON OFF OFF ON OFF 13 ON OFF OFF OFF ON 14 ON OFF OFF OFF OFF 15 OFF ON ON ON ON 16 OFF ON ON ON OFF 17 OFF ON ON OFF ON 18 OFF ON ON OFF OFF 19 OFF ON OFF ON ON 20 OFF ON OFF ON OFF 21 OFF ON OFF OFF ON 22 OFF ON OFF OFF OFF 23 OFF OFF ON ON ON 24 OFF OFF ON ON OFF 25 OFF OFF ON OFF ON 26...
Страница 9: ... ON ON OFF ON ON 4 ON ON OFF ON OFF 5 ON ON OFF OFF ON 6 ON ON OFF OFF OFF 7 ON OFF ON ON ON 8 ON OFF ON ON OFF 9 ON OFF ON OFF ON 10 ON OFF ON OFF OFF 11 ON OFF OFF ON ON 12 ON OFF OFF ON OFF 13 ON OFF OFF OFF ON 14 ON OFF OFF OFF OFF 15 OFF ON ON ON ON 16 OFF ON ON ON OFF 17 OFF ON ON OFF ON 18 OFF ON ON OFF OFF 19 OFF ON OFF ON ON 20 OFF ON OFF ON OFF 21 OFF ON OFF OFF ON 22 OFF ON OFF OFF OFF ...
Страница 10: ...ach BG 8 BG 8 scale graticules To apply a graticule proceed as follows peel back the protective backing from the chosen graticule apply the graticule to the space between a pair of bargraphs repeat the process for the other bargraph graticule position ensure that the bargraph setting matches the graticule adjust the colour transitions and peak hold decay as desired ...
Страница 11: ...D and 4 sample rate lock LEDs The BG 8 LEDs LEDs have the following functions ON lights green when the unit is powered and switched on Lock 1 2 lights yellow when sample rate clock 1 is locked Lock 3 4 lights yellow when sample rate clock 2 is locked Lock 5 6 lights yellow when sample rate clock 3 is locked Lock 7 8 lights yellow when sample rate clock 4 is locked ...
Страница 12: ...lay does not have the desired ballistics or colour transition points Check that the appropriate meter type and colour transition points have been selected with the DIL switches on the rear of the unit Check that the chosen ballistics setting and bargraph scale graticules match One or more lock LEDs are not illuminated Check that the corresponding input sample rate is between 44 1kHz and 96kHz Note...
Страница 13: ...ints Scales and Ballistics IEC Overall dynamic range 29dB 9 to 20dB Attack time 5mSec Fallback 1 7Sec per 20dB decay NORDIC Overall dynamic range 54dB 12 to 42dB Attack time 5mSec Fallback 1 7Sec per 20dB decay DIN PPM Overall dynamic range 55dB 5 to 50dB Attack time 10mSec Fallback 1 5Sec per 20dB decay BBC PPM Overall dynamic range 12 to 12dB from mark 7 to mark 1 Attack time 10mSec Fallback 2 8...
Страница 14: ...2006 BEL Digital Audio Ltd 11 Version 0 8 Housing 2U high Outline Dimensions 222mm W x 155mm D x 87mm H Power 90 264 VAC 56 60Hz Autoselect Fuse 2A Anti Surge Environmental Temperature 0 C to 30 C Humidity 70 max non condensing Weight 2kg ...