Focal Point MPA-2 Operating Manual Download Page 5

MPA-­‐2   Operating   Manual                                                                                                                                                                              Ver.   1.2         2016   

                                                

5   

Safety Information 

 

 
 
 

Please observe the rear panel fuse rating and replace with the same type and rating 
fuse. 
 
Set the correct operating voltage prior to applying power the MPA-2. 
 
If replacement fuse blows return the MPA-2 for service. Do not install larger fuse. This 
will case damage to the unit as well as possible harm to the user. 

 
Do not expose the MPA-2 to moisture, this could cause damage to the unit and cause 
harm to the user. 
 
Do not allow fluids to leak into the top lid vent slots. Damage to the unit will occur. 
 
There are no user replaceable parts inside. 
 
Do not attempt to service the MPA-2. There are dangerous voltages inside the unit. 
 
Do not cut the U ground (3

rd

 pin) on the AC cord. This could cause harm to the user. 

 
Avoid blocking the top and side vents of the MPA-2. This could cause the unit to heat 
up and cause possible failure. 
 
If rack mounting the unit use all 4 front panel rack mount holes. The MPA-2 is heavy 
and may sag in the rear if all 4 screws are not used. Use fiber washers under the 
screws to prevent front panel damage and scratching to the front panel anodize 
plating. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

Summary of Contents for MPA-2

Page 1: ...TM Where Art Meets Science MPA 2 Dual Channel Class A Microphone Preamplifier Operating Manual...

Page 2: ...PA 2 Operating Manual Ver 1 2 2016 2 Contents Description Safety Information Installation Front Panel Controls Rear Panel Connections General Unit Operation Specifications Warranty Contact Information...

Page 3: ...se with low impedance microphones Adds an additional small resistance for low impedance microphones to optimize the transformer input impedance 20dB Input pad Polarity Inverts input polarity Located o...

Page 4: ...Mux Mux Function Sw s Gain LED s Non Inverting Line Amp Inverting Line Amp Servo Servo Servo Servo Mute Relay Output XLR s Encoder Metering Peak LED 24V Low Noise Regulator 24V Low Noise Regulator 5V...

Page 5: ...ser Do not allow fluids to leak into the top lid vent slots Damage to the unit will occur There are no user replaceable parts inside Do not attempt to service the MPA 2 There are dangerous voltages in...

Page 6: ...ke sure they are all the way in The two output connectors are paralleled and can drive two pieces of equipment Careful not to load down the MPA 2 with too low of an output impedance Dual outputs and b...

Page 7: ...MPA 2 Operating Manual Ver 1 2 2016 7 Front Panel Controls Gain control encoders Output Meters Gain Settings Power Supply LED s 48 LoZ Pad Polarity Switches Mute Switch AC Mains Switch...

Page 8: ...MPA 2 Operating Manual Ver 1 2 2016 8 Rear Panel Connections AC Select Fuse XLR Input Phantom Enable LED XLR Outputs...

Page 9: ...enabled the pushbutton LED will extinguish All LED s have a small standby current applied so they will appear very dim but never totally go out The Mute pushbutton will flash while the unit is bootin...

Page 10: ...Separate supplies for analog analog servos and logic control circuits Front panel control 8bit microcontroller Gain 20dB to 70dB in 2dB steps THD N 002 IMD THD 4 1ratio 003 Inter channel Phase Less t...

Page 11: ...ace or repair at it s option any internal or external parts found to be defective This is provided the product has not been misused or abused modified or shows physical damage Defects caused by misuse...

Page 12: ...Ver 1 2 2016 12 Contact Information TM Professional Audio Products Focal Point Audio Technology Sales and Technical Support 818 888 0388 Web www focalpointaudiotech com Email info focalpointaudiotech...

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