Yamaha 12/4 owner manual Master Control Section

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Front & Rear Panels

Master Control Section

 

B

6

7

 

A

 

0

 

9

 

4

5

8

 

 

3

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1ST Master Fader

Adjusts the signal level to the ST OUT jacks.

2GROUP 1-2 Fader

Adjusts the signal level to the GROUP OUT 1 and GROUP OUT 2 jacks.

3TO ST Switch

If this switch is on ( ), the mixer sends the signals processed by the GROUP 1-2 fader (2) onto the Stereo bus. The Group 1 signal goes to Stereo L and the Group 2 signal goes to Stereo R.

4Master SEND (AUX1 and AUX2 Controls)

Adjust the signal level, respectively. These are the signals that are output to the AUX1 and AUX2 SEND jacks.

5RETURN (AUX1, AUX2, and ST Controls)

•AUX1 and AUX2 Controls

Adjust the level of the mixed L/R signal sent from the RETURN jacks (L (MONO) and R) to the AUX1 and AUX2 buses.

•ST Control

Adjust the level of the signal sent from the RETURN jacks (L (MONO) and R) to the Stereo bus.

If you supply a signal to the RETURN L (MONO)

NOTE jack only, the mixer outputs the identical signal to both the L and R Stereo buses.

62TR IN Control

Adjusts the level of the signal sent from the 2TR IN jack to the Stereo bus.

7PHANTOM +48 V Switch

This switch toggles phantom power on and off. If you set the switch on, the mixer supplies power to all channels that provide XLR mic input jacks (CHs 1–8, 9/10, 11/12 on MG16/4, 1–4, 5/6, 7/8 on MG12/4). Set this switch on when using one or more condenser microphones.

When this switch is on, the mixer supplies DC +48 V

NOTE power to pins 2 and 3 of all XLR-type MIC INPUT jacks.

•Be sure to leave this switch OFF when you are not using phantom power. Humming or damage may result if you connect to an unbalanced device or to an ungrounded transformer while this switch is on. But note that the switch may be left on without problem when connecting to balanced dynamic microphones.

•To avoid damage to speakers, be sure to turn this switch off ( ) before connecting or disconnect- ing cables.

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MG16/4, MG12/4

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Contents MG16/4 MG12/4 Precautions For safe operationPrecautions For correct operationFeatures Contents IntroductionBefore Turning on the Mixer Turning the Power OnIntroduction Making the Most Of Your Mixer An IntroductionPlethora Of Connectors-What Goes Where? Venerable RCA Pin JackVersatile Phone Jack Sturdy XLRMaking the Most Of Your Mixer Balanced, Unbalanced-What’s the Difference?Signal Levels-Decibel Do’s and Don’ts Greatly Simplified Mixer Block Diagram Input ChannelHead Amplifier Gain Control Is the Key Level Setup Procedure For Optimum Performance AUX Buses For Monitor Sends and Overall Effects Pre/Post-What’s the difference?Using Groups Channel Inserts for Channel-specific Processing Making the Most Of Your Mixer Making Better Mixes Approaching the Mix-Where Do You Start?Panning For Cleaner Mixes To EQ Or Not To EQ AmbienceFront & Rear Panels Channel Control SectionFront & Rear Panels Master Control Section Power Indicator R/PHONES ControlLevel Meter Phones jackChannel Input jacks Group OUT 1, 2 JacksInsert I/O Jacks ST OUT L, R JacksPower Switch AC Adaptor in ConnectorConnector Polarities Return L MONO, R JacksSetting Up Setup ProcedureSetup Examples Home RecordingSetting Up Sound Reinforcement for Live PerformanceMounting the MG12/4 Rack MountingMounting the MG16/4 General Specifications AppendixSpecifications Output Specifications AppendixInput Specifications MG12/4 Dimensional DiagramsMG16/4 Block Diagram and Level Diagram North America Yamaha Manual Library Http//www2.yamaha.co.jp/manual/english

12/4 specifications

The Yamaha 12/4 mixer is a compact yet powerful audio mixing console that has gained popularity among musicians, audio engineers, and sound technicians. Renowned for its versatility and robust build, this mixer is ideal for both live sound and studio applications.

One of the standout features of the Yamaha 12/4 is its 12-channel configuration, which includes four microphone inputs with high-quality preamps. These preamps are designed to capture audio with remarkable clarity and low noise levels, making them perfect for a variety of sound sources, from vocals to instruments. The four XLR inputs are complemented by additional line-level inputs, offering flexibility to connect multiple devices.

Each channel on the Yamaha 12/4 mixer is outfitted with a three-band equalizer, allowing users to shape their sound effectively. The EQ provides control over low, mid, and high frequencies, enabling precise adjustments to tailor the mix to specific requirements. This level of control is particularly beneficial for live performances, where quick tweaks can significantly enhance the audio experience.

The mixer also includes an onboard effects processor with a range of digital effects, such as reverb and delay, adding depth and dimension to the sound. This feature is a valuable asset for performers looking to enrich their live sound without the need for external effects units.

In terms of connectivity, the Yamaha 12/4 offers various outputs, including main outputs and auxiliary sends. These outputs allow for simple routing of audio signals to speakers, monitors, or recording devices. The auxiliary sends can be utilized for stage monitoring or for sending signals to external processors, enhancing the mix's overall versatility.

The design of the Yamaha 12/4 is both user-friendly and compact, making it an ideal choice for smaller venues and mobile setups. Its lightweight chassis and robust construction ensure durability during transport and frequent use, while clearly labeled controls facilitate ease of use for both novice and experienced operators.

In conclusion, the Yamaha 12/4 mixer combines quality, functionality, and versatility in a compact form, making it an excellent choice for audio professionals looking for a reliable mixing solution. With its high-quality preamps, flexible EQ, digital effects, and robust build, the Yamaha 12/4 stands out as a valuable tool for anyone in the sound industry, whether in the studio or on stage.
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