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M2TECH 

CROSBY 

STEREO POWER AMPLIFIER 

 

 
 

 
 

USER MANUAL 

 
 
 
 
 
 
 
 
 
 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

REV. P

r

A – 9/2017 

Summary of Contents for CROSBY

Page 1: ...M2TECH CROSBY STEREO POWER AMPLIFIER USER MANUAL REV PrA 9 2017...

Page 2: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 2 M2Tech www m2tech biz...

Page 3: ...r equipment in the system must be done when all equipment are off Failing to comply with this advice may lead to damage to the CROSBY The label above printed on the product case indicates that the pro...

Page 4: ...is provided with a refined overcurrent and overtemperature sensing circuitry to protect the amplifier from overloads at the same time allowing music to flow effortlessly to your speakers We re sure t...

Page 5: ...017 M2Tech Srl 5 M2Tech www m2tech biz 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 Bridged Mono...

Page 6: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 6 M2Tech www m2tech biz...

Page 7: ...t onto a stable base far from heat sources Avoid full sunlight on the unit Allow for ample room around the unit for venting The CROSBY is a power amplifier capable of delivering up to 400VA when opera...

Page 8: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 8 M2Tech www m2tech biz...

Page 9: ...eliver too high a current to the load Reduce volume to keep the CROSBY within its normal operative current limits 2 Operation LED white It s on when the amplifier is operating 3 Standby LED blue It s...

Page 10: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 10 M2Tech www m2tech biz...

Page 11: ...d 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 to another CROSBY when two CROSB...

Page 12: ...2017 M2Tech Srl 12 M2Tech www m2tech biz 11 Power switch Push this switch to toggle CROSBY power When powering the unit the operation LED or the standby LED depending on the Trigger Enable Switch set...

Page 13: ...s to be used connect a mono cable with 3 5mm jack to one of the CROSBY trigger inputs Fig 2 9 If the trigger signal must be forwarded to another unit then the second input may be used as pass through...

Page 14: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 14 M2Tech www m2tech biz...

Page 15: ...ing posts are unused in this setting WARNING when bridged mono mode is selected none of the used red output posts is connected to ground Shorting any of the two posts to ground will activate overcurre...

Page 16: ...CROSBY STEREO POWER AMPLIFIER REVISION PRA SEPTEMBER 2017 Copyright 2017 M2Tech Srl 16 M2Tech www m2tech biz...

Page 17: ...s p c stereo 4 Ohms 180Wrms mono 8 Ohms 350Wrms mono 4 Ohms Residual noise 30uVrms 20Hz 20kHz A weighted SNR 112dB A weighted THD N 0 003 1Wrms on 4 Ohms IMD 0 0009 10Wrms 18 5kHz 1kHz TIM 0 007 10W M...

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