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Mesa/Boogie Nomad Amplifier 45

Mesa/Boogie Nomad Amplifier 45
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1317 Ross Street Petaluma, CA 94954
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Mesa/Boogie Nomad Amplifier 45 Specifications

General IconGeneral
BrandMesa/Boogie
ModelNomad Amplifier 45
CategoryMusical Instrument Amplifier
LanguageEnglish

Summary

Precautions

Safety and Operation Precautions

Essential guidelines for safe operation and maintenance.

Overview

Tips for the Desert

Quick Demo Settings

Suggested settings for quick sound exploration and familiarization.

The Controls

GAIN Control

MASTER Control

PRESENCE Control

TREBLE Control

MID Control

BASS Control

Channel Modes

Channel 1 NORMALPUSHED

Describes the two modes for Channel 1: Clean/Normal and Pushed.

Channel 2 Modes

Channel 2 NORMALMODERN

Details the Vintage/Normal and Modern modes for Channel 2.

Channel 3 Modes

Channel 3 MODERN VINTAGE

Explains the Modern/Normal and Vintage modes for Channel 3.

5 BAND GRAPHIC EQULIZER (Nomad 100 Only)

Front Panel Controls - Part 1

OUTPUT CONTROL

Determines the overall output volume level of the amplifier.

SOLO CONTROL

An additional final output level control for a boost.

HI VOLTS Switch

Controls power-up sequence for tube warming.

Front Panel Controls - Part 2

AC MAINS Switch

Delivers AC power to the Nomad amplifier.

Rear Panel Controls & Connections - Part 1

Footswitch Socket

Connects the Nomad Footcontroller for channel and feature selection.

Fuse

Protects the amplifier from overcurrent and short circuits.

Rotary Select

Allows manual channel selection without a footswitch.

Rear Panel Controls & Connections - Part 2

Recording Out

Captures pre-amp signal for direct recording or reinforcement.

Speaker On Speaker Mute

Mutes speaker output to allow direct recording or quiet practice.

Bias Select (Nomad 55 & 100 Models)

Allows selection between 6L6 and EL34 power tubes for different voicing.

Rear Panel Controls & Connections - Part 3

Send, Return & FX Mix

Provides a parallel effects loop for external signal processing.

Power Amp (Voicing) - Nomad 45 Only

Selects between 'Normal' and 'Extreme' EL84 power amp response.

Rear Panel Controls & Connections - Part 4

50 100 Watt Switch (Nomad 100 Only)

Selects between 100W and 50W output power levels.

Reverb

Controls the amount of analog three-spring reverb for each channel.

Speakers

Output jacks for connecting speaker cabinets with impedance matching.

Rear Panel Controls & Connections - Part 5

Slave

Captures a signal from speaker jacks for use with other power amplifiers.

CHANNEL 1 - Factory Sample Setting Page

CHANNEL 1 - Warm Vintage Clean

Example settings for a warm, vintage clean tone in Channel 1.

CHANNEL 1 - Hyper Clean

Example settings for a crisp, clean tone in Channel 1.

CHANNEL 1 - Twang

Example settings for a twangy, country-style sound in Channel 1.

CHANNEL 1 - Factory Sample Setting Page (Continued)

CHANNEL 1 - Warm & Round

Example settings for a warm, full-bodied clean tone in Channel 1.

CHANNEL 1 - Old School

Example settings for a classic, vintage rock tone in Channel 1.

CHANNEL 1 - Classic Rock

Example settings for a classic rock rhythm tone in Channel 1.

CHANNEL 1 - Factory Sample Setting Page (Continued)

CHANNEL 1 - Agro Crunch

Example settings for an aggressive crunch tone in Channel 1.

CHANNEL 1 - Fast Track Solo

Example settings for a fast, articulate solo tone in Channel 1.

CHANNEL 1 - Mid Punch Clean

Example settings for a clean tone with strong midrange punch in Channel 1.

CHANNEL 2 - Factory Sample Setting Page

CHANNEL 2 - Fat & Purring

Example settings for a fat, purring tone in Channel 2.

CHANNEL 2 - Violin Vibe

Example settings for a smooth, violin-like tone in Channel 2.

CHANNEL 2 - Pretty Clean & Brown

Example settings for a pretty clean, brown tone in Channel 2.

CHANNEL 2 - Factory Sample Setting Page (Continued)

CHANNEL 2 - Rotundo

Example settings for a round, full tone in Channel 2.

CHANNEL 2 - Edge

Example settings for a tone with sharp attack and definition in Channel 2.

CHANNEL 2 - Agro Solo

Example settings for an aggressive solo tone in Channel 2.

CHANNEL 3 - Factory Sample Setting Page

CHANNEL 3 - Mocombo

Example settings for a versatile, all-around tone in Channel 3.

CHANNEL 3 - Clean Clone

Example settings for a clean tone mimicking other amps in Channel 3.

CHANNEL 3 - Rocked Out

Example settings for a heavy, rock-oriented tone in Channel 3.

CHANNEL 3 - Factory Sample Setting Page (Continued)

CHANNEL 3 - Flat Out

Example settings for a high-gain, aggressive tone in Channel 3.

CHANNEL 3 - Blues Punch

Example settings for a punchy blues tone in Channel 3.

CHANNEL 3 - Implosion

Example settings for a dense, powerful tone in Channel 3.

Nomad 45 TUBE TASK CHART

Description of Tube Functions

Details the role of each vacuum tube in the Nomad 45 amplifier.

Nomad 55 TUBE TASK CHART

Description of Tube Functions

Details the role of each vacuum tube in the Nomad 55 amplifier.

Nomad 100 TUBE TASK CHART

Description of Tube Functions

Details the role of each vacuum tube in the Nomad 100 amplifier.

TUBE NOISE & MICROPHONICS

Diagnosing Power Tube Failures

Guide to identifying and resolving power tube issues like shorts and noise.

Tube Noise

Explains common tube noises and how to troubleshoot them.

DIAGNOSING PRE-AMP TUBE PROBLEMS

BIAS ADJUSTMENT

BIAS ADJUSTMENT (Continued)

BIAS ADJUSTMENT (Continued)

SPEAKER IMPEDANCE MATCHING & HOOK-UP GUIDE

Impedance

Explains how to properly connect speakers for optimal load.

Mis-Matching

Discusses the effects and uses of slight impedance mismatches.

What is my Cabinets Impedance

Guide to calculating total impedance for multiple speakers.

Series Wiring

Explains how to wire speakers in series for increased resistance.

SPEAKER IMPEDANCE MATCHING & HOOK-UP GUIDE (Continued)

Parallel Wiring

Explains how to wire speakers in parallel for decreased resistance.

Combination of Series & Parallel

Details wiring multiple cabinets using series and parallel configurations.

WIRING SCHEMES...Amplifier to Speaker Cabinets

WIRING SCHEMES...Amplifier to Speaker Cabinets (Continued)

WIRING SCHEMES...Amplifier to Speaker Cabinets (Continued)

WIRING SCHEMES...Amplifier to Speaker Cabinets (Continued)

ON TRIODES, PENTODES & IRISHMEN

ON TRIODES, PENTODES & IRISHMEN (Continued)

Triodes

Technical explanation of triode vacuum tubes and their function.

Pentodes

Technical explanation of pentode vacuum tubes and their function.

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