Mesa/Boogie Mark IV Amplifier manual Markk

Page 5

MARKK IV

Operating Instructions

Overview:

Congratulations for choosing the MARK IV as your new musical voice. You have purchased a handbuilt instrument of the finest quality and craftsmanship. In 1984 Mesa/Boogie introduced the world’s first “Tri-Modal amplifier - the MARK lll - with separate modes for Clean Rhythm, Crunch Rhythm and Lead Overdrive. Now the MARK IV concentrates six years of intervening design experience into a masterful new instrument which promises years of musical enjoyment.

Every possible useful feature is included, some for the first time ever. Precise, separate adjustment of each mode is simplified by the complete and logical array of controls...making the MARK IV easier to use than its predecessor. No compromises were tolerated in regard to performance, reliability or component quality. Individual master-craftsmanship is evident throughout the construction and testing of each MARK IV. And best of all, the sound quality of each mode is devastatingly accurate! We want your new MARK IV to be the last amplifier you ever need to buy.

FRONT VIEW: MARK IV

Instant Gratification Demo Settings

PULL FAT OUT

 

0

 

 

BRIGHTPULL

4

5

 

 

FATPULL

 

10

 

 

 

 

 

 

8

 

 

 

 

8

7

6

5

 

10

9

 

 

 

6

5

4

 

 

 

4

3

2

 

 

 

 

4

 

0

 

 

 

8

 

7

 

 

3

 

 

 

 

 

1

9

 

 

 

3

 

1

 

 

 

 

 

 

 

 

 

 

 

 

2

5

 

 

 

 

 

0

10

 

 

 

2

 

 

 

6

7

 

8

 

 

 

 

1

6

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

3

 

 

 

 

 

9

 

 

 

 

 

7

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

9

 

RHY1 GAIN

 

RHY2 GAIN

 

R1 TREBLE

R1+R2 BASS

 

INPUT

INSTRUMENT

LEAD GAIN

 

LEAD TREBLE

LEAD BASS

 

 

 

 

 

9

8

7

 

FAT

8

7

6

5

 

 

4

3

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

010

 

 

 

6

 

 

 

 

 

4

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

5

 

9

 

 

 

 

 

3

6

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

4

PULL

 

 

 

 

 

 

5

 

 

 

 

10

 

 

 

 

 

 

1

2

3

10

 

2

 

7

8

9

 

 

 

 

 

 

 

 

 

 

 

 

0

1

 

 

 

 

 

PULL FAT OUT

12

3

 

 

12

3

 

PRESENCE

CONTROLS

9

10

 

SHIFTPULL

9

10

 

SHIFTPULL

7

8

9

 

 

 

8

7

 

 

 

 

8

7

 

 

 

 

4

 

 

 

 

 

4

 

 

 

 

3

2

 

9

 

 

 

6

9

 

 

6

 

 

5

 

 

2

 

5

 

 

2

 

4

 

1

10

 

 

 

 

 

 

 

10

 

 

 

 

5

 

 

7

 

 

 

1

 

7

 

 

 

 

1

 

5

 

 

0

 

 

 

 

 

 

4

 

 

 

 

 

 

4

 

 

6

 

 

 

0

 

6

 

 

 

 

0

 

 

 

 

0

 

 

 

 

 

0

 

 

 

 

 

8

 

 

 

 

8

 

 

 

 

 

6

 

 

10

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R1+R2 MID

R2 TREBLE

 

 

R1

 

 

 

 

R2

 

 

 

 

 

LD

 

 

LEAD MID

LEAD DRIVE

 

 

 

 

 

 

 

 

 

 

 

 

 

BRIGHTPULL

MASTERS

 

 

 

 

0

 

 

 

 

 

 

10

 

 

 

 

10

 

 

 

 

 

 

6

 

10

1

 

8

 

10

 

7

 

 

 

 

 

7

 

 

 

0

10

9

8

7

6

5

 

 

5

4

3

 

 

4

3

2

 

 

4

3

2

 

1

 

 

 

 

 

8

 

 

 

 

3

 

 

6

 

 

2

 

5

 

 

 

1

 

5

 

1

2

 

 

 

 

 

 

7

9

 

 

 

 

 

 

7

 

 

 

1

 

 

 

 

 

0

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

6

 

 

3

4

5

 

 

 

 

0

 

2

 

 

9

 

 

 

 

 

8

9

 

 

 

8

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PULL BRIGHT OUT

SILENT EQ LOOP RECORDING

(PULL)

 

3

 

 

ON

FULL

 

 

 

POWER

 

2

 

 

4

 

 

 

 

 

1

 

 

5

 

 

 

 

 

 

 

0

 

 

6

 

 

 

10

 

 

 

 

 

 

 

 

7

8

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TWEED

OUTPUT LEVEL

STANDBY POWER

80 240 750 2200 6600

MARK IV

REAR VIEW: MARK IV

FUSE

3A SB

117VOLTS 60 HZ

4 AMPS

REVERB FTSW. FX LOOP ON

FULL TIME

REVERB

7

3

2

10

 

4

 

 

1

 

5

 

 

 

0

 

6

 

 

 

 

 

 

8

9

 

FX LOOP

SWITCHING

GRAPHICEQ

SATELLITE

PATH

LEFT

OFF

 

SATELLITE EQ

(STEREO)

 

 

 

 

 

SIG.

 

ON / OFF AUTO R2

 

 

RETURN

REMOTE

SATELLITE SEND

AUTO

 

 

AUTO

RHY 1

 

RHY 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RHY 2

 

 

LEAD

AUTO ASSIGN SWITCHES

RIGHT

(MONO)

FX SEND

RETURN

RECORDING

(D.I.) SLAVE

 

 

 

 

 

 

TRIODE

SIMUL-CLASS

HARMONICS

5

 

3

2

0

AMP

 

VOICING

4

 

 

1

POWER

 

 

7

8

9

10

 

LEAD

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PENTODE

CLASS A

MID GAIN

LEVEL

 

OUT

 

 

6

 

3

2

 

SPEAKERS

 

 

4

 

 

 

1

 

 

 

5

 

 

 

0

 

 

 

7

8

9

10

8 OHM

4 OHM

4 OHM

 

RHY 2

RHY 1

LEAD

FT SW

EX SW

MODE SELECT

HANDBUILT IN PETALUMA CALIFORNIA

CLASS A/ SIMUL FX LOOP

EQ

EXTERNAL SWITCHING JACKS

RHYTHM 1 RHYTHM 2

LEAD

PAGE 1

Image 5
Contents Mark Hello from the Tone Farm Mark IV Table of Contents USE Common Sense and Always Observe These Precautions Markk Front Panel Pull Bright Rhythm 1 GainRhythm 1 Treble R1 + R2 Bass & R1 + R2 MIDRhythm 2 Gain & FAT R1 PresenceR1 Master Rhythm 2 Treble Setting the Lead Mode Lead GainR2 Presence R2 MasterLead Treble Lead GainLead Bass & Lead MID Lead DriveGraphic EQ Lead BrightLead Presence & Lead Master Graphic EQ Silent Recording Pull SwitchOutput Level StandbyFuse ReceptacleInternal circuitry EQ Rocker Switch Reverb & Reverb FootswitchSatellite Control EQ & Send Jack Due to cable length or impedance mismatchingTriode / Pentode Switch Recording OUT when feeding a p.a. boardEffects Loop Section Recording OUTPower Tube Substitution SIMUL-CLASS / Class a SwitchHarmonics / MID Gain Switch Side while pulling gently downward Power Tube SubstitutionSpeaker Jacks Going Stereo External Switching JacksMark Mark IV Personal Settings Power Tube Substitution Tube Noise Diagnosing Power Tube FailuresTube Noise & Microphonics Diagnosing PRE-AMP Tube Problems Here’s a question we often hear Bias Adjustment Cheers Randall Smith Designer & President Front View Mark Mesa Boogie 707 778-6565 FAX no

Mark IV Amplifier specifications

The Mesa/Boogie Mark IV amplifier stands as a landmark in the world of guitar amplification, boasting a rich history that intertwines with the evolution of rock music. Launched in the 1990s, the Mark IV embodies the hallmark traits of Mesa/Boogie’s innovative spirit, delivering versatility, power, and an extensive range of tonal options.

At the core of the Mark IV is its three-channel configuration, which includes Clean, Rhythm, and Lead channels. Each channel offers varying degrees of distortion and gain that can be tailored to the player's distinct preferences. The Clean channel produces a pristine sound, ideal for jazz or blues, while the Rhythm channel steps up with a compelling crunch for rock tones. The Lead channel takes it further, providing a high-gain saturation, perfect for heavier genres. The ability to switch seamlessly between these channels enables musicians to transition effortlessly during performances.

One notable feature of the Mark IV is the onboard graphic equalizer. This 5-band EQ allows guitarists to sculpt their sound intricately, enhancing or attenuating frequencies to achieve a desired tone. Coupled with its patent-pending Gain structure, the amp provides an unparalleled range of tonal shaping ability, making it a favorite among professionals and hobbyists alike.

The Mark IV also benefits from the innovative Dyna-Watt technology. This feature ensures that players can harness full power from the amp, regardless of volume levels. Dyna-Watt adjusts the output stage to produce dynamic responsiveness, allowing for a richness of sound that stands out without needing excessive volume. This feature is particularly useful for studio recording and smaller venues, where loud amplification can be an issue.

Mesa/Boogie amplifiers are renowned for their build quality, and the Mark IV is no exception. Crafted with precision, it features a rugged chassis and high-quality components designed to withstand the rigors of touring. The amp’s tube-driven design, utilizing powerful 6L6 or EL34 tubes, contributes to its warm tone and dynamic response, appealing to a wide array of musicians.

In conclusion, the Mesa/Boogie Mark IV amplifier is a cornerstone piece of gear for guitarists seeking a powerful, versatile, and richly infused tonal experience. With its three-channel architecture, graphic equalizer, Dyna-Watt technology, and robust construction, it meets and exceeds the demands of contemporary musicians across genres. Whether on stage or in the studio, the Mark IV remains a potent tool for expression, earning its place in the pantheon of iconic amplifiers.