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BEL DIGITAL AUDIO

BCR A4-4 OB

2017 BEL Digital Audio Ltd.

BCR A4-4 OB Specification

Audio Specification

Analogue inputs

4 Pairs differential, 25k

impedance on

25 way female D type connector

Analogue outputs

impedance differential on XLR connector

AES digital inputs

4 independent pairs of AES3 digital audio, 75

BNC connectors.

AES sample rate

32kHz to 96kHz

Hum & noise main output

more than 80dB below full output.

Hum & noise line output

100dB below full output

Peak acoustic output

100dB SPL (@ 2ft)

Level meters

2x10 element LED PPI bar graphs

Speakers

2 mid/treble and 2 bass

General

Power requirements

90-260 VAC 40/60Hz

Power consumption

30W Max

Dimensions

483mm x 200mm x 44.3mm

Weight

4kg

Содержание BCR A4-4 OB

Страница 1: ...Bel BCR A4 4 OB Audio confidence monitor User s Guide Version 1 2 ...

Страница 2: ...ent which is nevertheless supplied 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 enquiries beldigital com Web www beldigital com ...

Страница 3: ...Input level indicators 4 AES lock indicators 4 Anti phase indicator 4 Right level 4 Headphone jack 4 Power on indicator 4 Rear panel 5 Mains input 5 Audio inputs 5 Line outputs 5 FIG 1 1 BCR A4 4 OB FRONT PANEL 6 FIG 1 3 BCR A4 4 OB LINK SETTINGS 7 Audio input pin connections 8 BCR A4 4 OB SPECIFICATION 9 Audio Specification 9 General 9 EMC compliance 10 ...

Страница 4: ... mode this control will adjust the left speaker output level The mode can be selected by adjusting the links shown in Fig 1 3 Input selector The audio input pair routed to the amplifiers and speakers can be selected using this switch The first four positions are analogue inputs and the last four AES inputs Input level indicators Two LED bar graph PPI displays indicate the current input level AES l...

Страница 5: ...f on switch Audio inputs Four BNC connectors are provided to receive the AES3 digital audio input pairs 1 to 4 A 25 way D type connector is provided to receive the analogue audio input pairs 1 to 4 These inputs are treated as stereo pairs or two independent channels as selected by the internal links Fig 1 3 Line outputs Two male XLR type connectors are provided that carry a line level analogue aud...

Страница 6: ...BEL DIGITAL AUDIO BCR A4 4 OB 2017 BEL Digital Audio Ltd 6 Fig 1 1 BCR A4 4 OB Front panel Fig 1 2 BCR A4 4 OB Rear panel ...

Страница 7: ...BEL DIGITAL AUDIO BCR A4 4 OB 2017 BEL Digital Audio Ltd 7 Fig 1 3 BCR A4 4 OB link settings ...

Страница 8: ...ns Analogue audio inputs Pin Function 1 2 Left 1 Left 1 3 Ground 4 5 Left 2 Left 2 6 Ground 7 8 Left 3 Left 3 9 Ground 10 11 Left 4 Left 4 12 13 14 Ground Ground Ground 15 16 Right 1 Right 1 17 Ground 18 19 Right 2 Right 2 20 Ground 21 22 Right 3 Right 3 23 Ground 24 25 Right 4 Right 4 ...

Страница 9: ...ctor AES digital inputs 4 independent pairs of AES3 digital audio 75Ω on BNC connectors AES sample rate 32kHz to 96kHz Hum noise main output more than 80dB below full output Hum noise line output 100dB below full output Peak acoustic output 100dB SPL 2ft Level meters 2x10 element LED PPI bar graphs Speakers 2 mid treble and 2 bass General Power requirements 90 260 VAC 40 60Hz Power consumption 30W...

Страница 10: ...ly with the EMC directive numbers EN55103 EN55022 and EN55082 1 when used as directed It is recommended that where possible all cables be good quality screened twisted pairs with the screening braid connected to pin 1 on the XLR connector Optimum performance is obtained using double screened cable with separate ground returns ...

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