52
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S2
3.4 CABLE TYPES (cont.)
For lines at standard level a FOIL SCREENED SOLID CONDUCTOR MULTICORE
CABLE (BBC TYPE) is recommended.
e.g. CANFORD AUDIO KSM type.
Size Ref. BBC ref.
KSM 5-pair 31-305 BBC PSN 10/3
KSM 10-pair 31-310 BBC PSN 20/4
KSM 16-pair 31-316 BBC PSN 32/1
KSM 20-pair 31-320 BBC PSN 40/2
KSM 25-pair 31-325 BBC PSN 50/3
KSM 50-pair 31-350 BBC PSN 100/2
3.5 CONNECTIONS
All connections are Varicon 56-way and 38-way, except L.S. Mon is duplicated on XLR
3M connectors. Audio connections are all balanced.
Recommended
Interface Level Impedance Min Load
Microphone I/Ps
VP38 - 1 per 4chs -78/+18dBu 1.2 KΩ -
Line I/Ps VP56 - 1 per
12chs (plus VP38s St Lne) -24/+18dBu 10 KΩ -
Insert Go VP56 - 1 per
12 chs (VP56) 0dBu <40Ω 600Ω
Insert Return VP56 - 1
per 12chs (VP56) 0dBu 20 KΩ -
Direct Outputs VP56/16 - 1
per 12chs (VP56) 0dBu (+10) <40Ω 600Ω
External Cuts/VCA ctrl/
Fader on - VP56 1 per
12chs (8 Grps) 5V/0V operate - -
Group Directs I/Ps VP56 0dBu 20 KΩ -
Auxiliary Outputs VP56 0dBu <40Ω 600Ω
Main Outputs/Mn Dir I/Ps/
Monitor VP 56 & XLR 3M 0dBu 20/20 KΩ 600Ω
Monitor LS I/Ps VP56 0dBu 20 KΩ -
Optional additional Monitor
I/Ps VP56 0dBu 20 KΩ -
Main D.C Interface (Cuts/
dims/tone/tb etc) VP56 5V/0V operate - -
Optional multitrack outputs
VP38 0dBu <40Ω 600Ω
Optional Compressor/
Limiter conns VP56 0dBu 20/20 KΩ 600Ω
*Note - Recommended minimum loads of 600Ω can be 300Ω with reduced output
levels (see specification).