M2TECH LARSON User Manual

Class-a monoblock power amplifier

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M2TECH

LARSON

CLASS-A MONOBLOCK POWER AMPLIFIER

USER MANUAL

REV. P

A – 3/2022

Table of Contents

Summary of Contents for M2TECH LARSON

Page 1 M2TECH LARSON CLASS-A MONOBLOCK POWER AMPLIFIER USER MANUAL REV. P A – 3/2022...
Page 3 For a proper operation of this unit, all connections to other equipment in the system must be done when all equipment are off. Failing to comply with this advice may lead to damage to the LARSON. The label above, printed on the product case, indicates that the product, when no more usable, can’t be...
Page 4 REVISION P A – MARCH 2022 Dear customer, Thank you for purchasing LARSON. You are the owner of a very high quality power amplifier with many unique features, designed to obtain the best performance in conjunction with every M2Tech product.
Page 5: Table Of Contents
TABLE OF CONTENTS 1. Unpacking and Placing the Unit..................7 2. Front Panel.........................9 3. Back Panel........................11 4. Connecting and Powering the Unit..................13 5. Cleaning the Unit......................13 6. Using A Different Power Supply..................15 7. Trigger..........................15 8. Overload and Protection....................15 Copyright © 2022, M2Tech Srl...
Page 7: Unpacking And Placing The Unit
Should one or more item be missing, please contact your retail dealer. Remove the LARSON from the box and place it onto a stable base, far from heat sources. Avoid full sunlight on the unit. Allow for ample room around the unit for venting, as the LARSON gets very hot during operation due to its class-A power stage.
Page 9: Front Panel
2. Front Panel Figure 1 1) Standby/on switch. Push this button to activate the LARSON or to put it in standby. 2) Standby LED (blue). It’s on when the LARSON is in standby. 3) Operation LED (white). It’s on when the amplifier is operating.
Page 11: Back Panel
5) Input/mute selector switch. Three-way switch. Allows to choose between single- ended and balanced input. The central position mutes the amplifier, allowing for hot plugging cables. 6) Single-ended input. Connect a preamplifier provided with single-ended outputs. Female RCA. Copyright © 2022, M2Tech Srl...
Page 12 REVISION P A – MARCH 2022 7) Trigger inputs. A 12V trigger signal may be sent to one of this inputs to switch LARSON on and off by the preamplifier or other trigger source. The two inputs are in parallel, therefore the unused one may be used to forward the trigger signal to another unit (e.g.
Page 13: Connecting And Powering The Unit
WARNING: do not drive both inputs at the same time with different trigger signals. Connect the stock power adaptor to the LARSON power socket (Fig. 2, 9) and to a wall outlet.
Page 15: Using A Different Power Supply
8. Overload and Protection In order to allow for the highest sound quality possible, the LARSON is not provided with any protection circuitry. Overload protection is provided by the stock power adaptor by means of current limiting.
Page 17 THD+N:..........0.05% (1Wrms on 8 Ohms) 0.9% (22W on 8 Ohms) Supply voltage:........48V Mains voltage:........90-260V , 50/60Hz Power consumption:......185VA (idle) Input:...........5.5/2.1mm barrel socket, positive on internal contact Size:............220x210x220mm (w x h x d) Weight..........10.5kg (device and ancillaries) 11kg (packed) Copyright © 2022, M2Tech Srl...

M2TECH LARSON User Manual

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Summary of Contents for M2TECH LARSON

Page 5: Table Of Contents

Page 7: Unpacking And Placing The Unit

Page 9: Front Panel

Page 11: Back Panel

Page 13: Connecting And Powering The Unit

Page 15: Using A Different Power Supply