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Mesa/Boogie Rectifier RECT-O-VERB 50 User Manual

Mesa/Boogie Rectifier RECT-O-VERB 50
28 pages
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1317 Ross Street Petaluma, CA 94954
USA
The Spirit of Art in Technology
OOGIE
B
M
ESA
Owner's Manual
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Mesa/Boogie Rectifier RECT-O-VERB 50 Specifications

General IconGeneral
Power Output50 Watts
Preamp Tubes5 x 12AX7
Power Tubes2 x 6L6
TypeTube Amplifier
Channels2 Channels
Speaker Configuration1x12
ReverbYes
Effects LoopSeries Effects Loop
Speaker Outputs1 x 8 Ohm
Rectifier TypeTube Rectifier

Summary

Amplifier Safety Precautions

General Operating Safety Guidelines

Essential safety guidelines for operating the amplifier, including grounding, avoiding moisture, and proper handling.

Amplifier Introduction and Features

Front Panel Operation

Channel and Mode Selection Overview

Channel and Mode Selection

Explains the two channels (Rhythm, Lead) and their respective Modes (Clean, Pushed, Vintage, Modern).

Gain Control Function

Tone Controls

Presence and Master Controls

Output and Solo Controls

Rear Panel Connectivity

Troubleshooting Power Tubes

Diagnosing Power Tube Failures

Guides on identifying and addressing issues with power tubes, including shorts and overheating.

Troubleshooting Tube Noise

Troubleshooting Pre-Amp Tubes

Diagnosing Pre-Amp Tube Problems

Explains how to diagnose noise, crackling, sputtering, and hum from pre-amp tubes.

Bias Adjustment Philosophy

Mesa's Bias Adjustment Philosophy

Explains Mesa's approach to bias adjustment for consistent performance and simplified tube changes.

Bias Adjustment Concepts

Bias Adjustment Concepts

Clarifies voltage vs. current and plate current measurement in bias adjustment.

Bias Adjustment Critique

Critique of External Bias Adjustment Methods

Critiques common biasing methods and contrasts with Mesa's approach.

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