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COLUMBIA BLOCK DIAGRAM
left right sub 1 sub 2 sub 3 sub 4 sub 5 sub 6 sub 7 sub 8 aux 1 aux 2 aux 3 aux 4 aux 5 aux 6 aux 7 aux 8 solo relay
patch out/in +48V mic/line mic input (low z) RF trap phantom power -20dB pad
input xfmr (opt. )
direct output solo
trim
low high low mid mid high
Submasters 1 thru 8
patch out/in mute 1 2 fader +6
sub output (balanced)
4-Band EQ mic preamp
fader mute
pan
L-R assign
pan
L-R assign
RF trap line input (high z)
z-match -15 dB
low mid high mid freq freq
submaster assign
3 4 5 6 7 8 aux 1
solo
Input Channels
-15 dBu +15 dBu
signal detect
LED meter
aux 2 post aux 3/5 mute pre 3 5
sub aux
Aux Send jumper options not shown
aux 4/6 aux 7
4 6
Aux Sends 1 thru 8
aux send level +6
aux send output (balanced)
aux 8 Stereo Input A Left Right trim bass treble fader A / B select switch Stereo Input B Left Right submaster assign mute balance L-R assign solo
solo
EQ
1 2 3 4 5 6 left aux left right aux right aux 1 signal detect aux 2 post aux 3/5 pre 3 5 4 aux 4/6 aux 7 right patch out/in aux 8 6 aux left level solo left patch out/in LED meters
Stereo Input Channel
-15 dBu +15 dBu
7 8
Left
left fader +6
left tape output
Aux Send jumper options not shown
left output (balanced)
+6
auxiliary left output (balanced)
Right
right fader L-R assign +6
right tape output
Returns 1 thru 8
return level mono return pan
submaster assign
1 2 3 4 5 6 7 8
aux right level
solo
right output (balanced)
+6
auxiliary right output (balanced)
Mono
mono patch out/in mono fader
Stereo Returns 1 & 2
stereo return
return level (stereo)
mono output (balanced)
+6
balance
L-R assign
LED meter
Talkback Microphone
talkback mic input (low z)
talkback level push-to-talk L-R assign mono
solo mic preamp aux send assigns
Solo
aux 5 aux 6 aux 7 aux 8
solo level
headphones level
headphones (600 ohms min)
left right sub 1 sub 2 sub 3 sub 4 sub 5 sub 6 sub 7 sub 8 aux 1 aux 2 aux 3 aux 4 aux 5 aux 6 aux 7 aux 8 solo relay
solo relay & LED
19
left right solo relay
WARRANTY ___________________________________________________________________________
BIAMP IS PLEASED TO EXTEND THE FOLLOWING 1-YEAR LIMITED WARRANTY TO THE ORIGINAL PURCHASER OF THE PROFESSIONAL SOUND EQUIPMENT DESCRIBED IN THIS OWNER'S MANUAL.
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