Trafomatic Audio LARA User Manual Download Page 3

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Table of Contents

Section

Page No.

Safety Precautions

Getting Started

About Your Line Preamplifier

Packaging / Preparation for use

Controls and Their Functions

Front

Panel 08

Rear

Panel

Servicing

Technical Specifications

Table of Contents

Section

Page No.

Safety Precautions

Getting Started

About Your Line Preamplifier

Packaging / Preparation for use

Controls and Their Functions

Front

Panel 08

Rear

Panel

Servicing

Technical Specifications

Summary of Contents for LARA

Page 1: ...www trafomaticaudio com Rev 1 www trafomaticaudio com Rev 1 LARA Line Level Preamplifier ...

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Page 3: ...ontrols and Their Functions 08 Front Panel 08 Rear Panel 10 Servicing 11 Technical Specifications 12 Table of Contents Section Page No Safety Precautions 02 Getting Started 05 About Your Line Preamplifier 05 Packaging Preparation for use 06 Controls and Their Functions 08 Front Panel 08 Rear Panel 10 Servicing 11 Technical Specifications 12 ...

Page 4: ... power company 5 Grounding This product is equipped with a three prong IEC connector Always use power cord with adequate wire cross section and an electrical outlet that is grounded If you do not know whether the outlet is grounded consult your electrician or local power company 6 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched Pay p...

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Page 6: ...excessive smoke dust vibration or shock MAINTENANCE 1 Cleaning Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a dry cloth for cleaning Do not use any type of abrasive pad scour ing powder or solvent such as alcohol or benzene 2 Tube replacement Vacuum tubes have life in the 5000 hour range We recommend replac ing the tubes after 24 36 mo...

Page 7: ...G VACUUM TUBES Many people have never had experience handling vacuum tubes Process is very similar to handling in candescent light bulbs As with the light bulbs you should not touch a vacuum tube when it is operating since you can burn yourself Similarly if a tube is dropped on a hard surface it may break or change critical operating pa rameters When replacing the tubes and removing the preamplifi...

Page 8: ...fier unit by using provided power cable Plug in the power cord Connect LINE OUT of the LARA to line inputs of your amplifier If applicable connect sub woofer to the SUB OUT connectors Connect your audio sources to the preamplifier s inputs L1 through L3 and XLR1 XLR2 If some of your sources require signal grounding turntable tonearm for example connect the wire to the grounding lug GND on the rear...

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Page 10: ...ifier make sure that the volume control is at its minimum The preamplifier will be fully functional after only 30 seconds However as it warms up over the first 15 minutes of operation you may notice subtle improvements in the sound quality At the end of your listening session make sure to turn the amplifier off Leaving it turned on does not improve sound quality and it reduces life of the vacuum t...

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Page 12: ...d RCA outputs LINE Stereo subwoofer RCA outputs SUB Output grounding lift switch OUT GND LIFT in some configurations grounding of the system can configure so called ground loops In certain situation this causes increased hum in the system Ground lift switch is used to break the ground loop while maintaining safety afforded by proper system grounding NOTE never use the so called cheater plugs to re...

Page 13: ...TENANCE section In an unlikely case that the unit does not operate as intended please contact factory or your local distributor for assistance CAUTION Lethal voltages are present inside the amplifier Do not remove the preamplifier s covers Ser vicing of the unit should be performed only by authorized service personnel 11 LARA LINE LEVEL Preamplifier User Manual ...

Page 14: ...lement 2x 6N30P Power supply Low Induction toroid transformer by Trafomatic Audio High Inductivity custom made chokes Mundorf MLytic HV type Requirements 230V 50Hz 115V 60Hz switchable Power consuption 80VA Weight 10 kg Dimensions 400 x 310 x 100 mm REMOTE CONTROL LARA comes with its own dedicated remote control circuit For the sake of simplic ity reliability and long battery life basic functional...

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