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8

PATCHBAY FEATURES

“tip”

This plug connects to one of the 
mixer’s Channel Insert jacks.

“ring”

tip

ring

sleeve

SEND to processor

RETURN from processor

(TRS plug)

These unbalanced jacks are configured thusly:

Direct out with no signal interruption.

Insert only to first “click.”

Channel Insert jack

Channel Insert jack

Channel Insert jack

Direct out with signal interruption.

Insert all the way in to the second “click.”

For use as an effects loop.

(TIP = SEND to effect, RING = RETURN from effect.)

MONO PLUG

MONO PLUG

STEREO 

PLUG

Tip = Send (to effects device input)
Ring = Return (from effects device output)
Sleeve = Common ground (connect shield

to all three sleeves)

Specialty “Y” cables, developed just for these

jacks, are widely available.

Besides being used for inserting external

devices, these jacks can also be used as chan-
nel direct outputs; post-

GAIN

, post-

LOW CUT

,

and pre-

EQ

. Here are three ways you can use

the channel 

INSERT

 jacks:

MIC

 

1

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

BAL/UNBAL

LINE IN

INSERT

MIC

 

2

MIC

 

3

MIC 

4

MIC

 

5

MIC

 

6

MIC

 

7

MIC

 

8

At the risk of stating the obvious, this is

where you plug everything in: microphones,
line-level instruments, effects, headphones
and the ultimate destination for your sound:
PA system, tape recorder, etc.

MIC

The CFX MKII mixer is equipped with rugged,

low noise, phantom-powered microphone pream-
plifiers, providing up to 50 dB of crystal-clear
amplification. Their balanced circuitry rejects all
manner of extraneous interference. Professional
condenser, dynamic, and ribbon mics will all
sound excellent through these XLR inputs.

You can plug in almost any kind of balanced

mic that has a standard XLR-type male mic
connector.

LINE IN

The line inputs share circuitry (but not

phantom power) with the mic preamps, and
can be driven by balanced or unbalanced
sources at almost any level. You can use these
TRS inputs for virtually any signal you’ll come
across, from –25 dBu up to +38 dBu.

INSERT

This is where you connect serial effects

such as compressors, equalizers, de-essers or
filters. The send is low-impedance (150 ohms),
capable of driving any line-level device. The re-
turn is high-impedance (10k ohms) and can be
driven by almost any device.

SHIELD

COLD

HOT

3

2

1

XLR BALANCED WIRING

SLEEVE

(SHIELD)

TRS BALANCED WIRING

TIP

(HOT)

RING

(COLD)

SLEEVE

(SHIELD)

TIP

(HOT)

TS UNBALANCED WIRING

Summary of Contents for CFX 12

Page 1: ...O 40 50 5 5 U 60 10 SOLO PFL dB 30 20 10 O O 40 50 5 5 U 60 10 SOLO PFL dB 30 20 10 O O 40 50 5 5 U 60 10 SOLO PFL dB 30 20 10 O O 40 50 5 5 U 60 10 SOLO PFL dB 30 20 10 O O 40 50 5 5 U 60 10 SOLO PF...

Page 2: ...amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two bla...

Page 3: ...s like this Every feature on the CFX mixer has one of these numbers assigned to it Whenever a feature is mentioned described or illustrated its number will be right next to it Thank you for choosing a...

Page 4: ...Info 20 Warranty Service 20 Troubleshooting 20 Repair 21 APPENDIX B Technical Info 21 Specifications 21 Block Diagram 22 Contributors and Colophon 23 CFX MKII SERIES LIMITED WARRANTY 23 IMPORTANT SAFE...

Page 5: ...trip GAIN AUX EFX and Fader down 3 STEREO GRAPHIC EQ sliders centered 4 MASTER AUX and EFX SENDS and EFX RETURNS down 5 Channel strip EQ and PAN controls centered 6 Channel strip ASSIGN 1 2 and MUTE s...

Page 6: ...n up the MAIN MIX Fader to a comfortable listening level 5 If the overall mix has an equalization problem make adjustments to the STEREO GRAPHIC EQ If an individual channel is the problem use its EQ i...

Page 7: ...t Reverb Digital Delay Mono Power Amplifiers Digital Multitrack Recorder Guitar Effects Direct Box 5 6 7 8 9 10 11 12 13 14 15 16 20 19 18 17 2 1 1 2 R L R L R L R L 2 1 CHANNEL INSERTS STEREO EFX RET...

Page 8: ...3 MIC 4 MIC 5 MIC 6 MIC 7 MIC 8 At the risk of stating the obvious this is where you plug everything in microphones line level instruments effects headphones and the ultimate destination for your sou...

Page 9: ...signal enters the real world The XLR balanced outputs will add 6 dB when connected to balanced inputs thereby elevating signal from the noise floor by that amount The TRS balanced outputs offer the a...

Page 10: ...TRS outputs is post fader only so they cannot be used as traditional stage monitor cues They re in tended to patch into effects device inputs hence the name EFX See EFX 1 EXT and EFX 2 INT for more in...

Page 11: ...levels Walkperson type phones can also be used with an appropriate adapter Note Please see the Safety Instructions on page 2 for information on hearing protection EFX FOOT SWITCH You can connect a nor...

Page 12: ...ges from off through unity the center detent position on up to 15 dB of extra gain fully clockwise The line level stereo channels AUX knobs control a mono sum of the channel s stereo sig nals For inst...

Page 13: ...ou can also screw things up If you max the EQs on every channel you ll get mix mush not to mention driving your mix levels near or beyond clipping So equalize subtly use the left sides of the knobs cu...

Page 14: ...dependently of the rest of the mix SUB Faders SUB ASSIGN and MAIN MIX Fader will explain this further FADER Although the most self explanatory item on a mixer we ll explain it anyway The fader is the...

Page 15: ...results try to keep your peaks between 0 and 7 You may already be familiar with 4 4 dBu 1 23V and 10 10 dBV 0 32V operating levels Basically what determines the operat ing level is the relative 0 dB...

Page 16: ...e mixer via its TRS jacks and SUB ASSIGN sends it to the MAIN MIX Fader LEFT RIGHT SUB ASSIGN As discussed in ASSIGN the only way to get channel outputs to the main mix is via the sub mixes and this s...

Page 17: ...e EMAC EFFECTS PROCESSOR FOR THE IMPATIENT Set EFX 2 SEND and TO MAIN MIX at the center U mark As suming you have your basic mix up and run ning turn up the EFX 2 INT per channel This feeds in individ...

Page 18: ...ng pre delay and late reflections Tails are very warm with some additional high end reflections imitating the stone walls of a cathedral A very dramatic effect that works well with wind instruments su...

Page 19: ...a dramatic effect to vocals particularly group harmonies and choirs The channel s EFX 2 INT should be set halfway or higher Rate is adjust able from 0 5 Hz to 30 Hz Depth is adjustable from 0 to 100...

Page 20: ...S AND CONSIDERATIONS When setting up for a show oftentimes you are plugging into an AC power distribution sys tem you know nothing about You may even be faced with 2 wire outlets that are missing the...

Page 21: ...surance for all forms of cartage 8 We ll try to fix the mixer within five business days Once it is repaired we ll ship it back the same way in which it was received This paragraph does not neces saril...

Page 22: ...EFX BYPASS EFX FOOT SWITCH 5 VDC GLOBAL PHANTOM POWER WOODINVILLE EXIT BOTHELL MONROE EMAC DSP EFX LEVEL SET L R SOLO CONTROL ACTIVE LOW SOLO OFF SOLO ON SUB 2 OUT LEFT ASSIGN RIGHT ASSIGN LEFT ASSIGN...

Page 23: ...location within the boundaries of the USA G LOUD Technologies warrants all repairs performed for 90 days or for the remainer of the warranty period This warranty does not extend to damage resulting fr...

Page 24: ...Red Road NE Woodinville WA 98072 USA US and Canada 800 898 3211 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail sales m...

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