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Ref 0.5 

 Minimum daisy chain connection impedance is 2 ohm

Do not use daisy chain connection in 1 ohm

CAUTION

FUSE
500A

Main Battery

12V

Headunit

GROUND

8 ohm 
~ 2ohms

Ref 0.5

 

 working Voltage is 9V ~ 16V.

Summary of Contents for Anno

Page 1: ...HIGH PERFORMANCE AMPLIFIERS OWNER S MANUAL ...

Page 2: ...er Speaker short circuitry DC offset Voltage sensor thermal protection 4 The B2 pcb has been designed using a double sided board and features high current mosfet switching devices Ref 0 5 has a 24 dB slope Oct low pass subsonic filter Anno has a 24 dB slope Oct high pass and low pass filter 5 Ref 0 5 Anno offer wired remote level control which allows easy gain adjustment from the drivers seat 6 Re...

Page 3: ...mplifiers down to 2 ohms 3 CONTROL CONNECTION 3 1 Ref 0 5 CONTROL CONNECTION 3 2 Quattro CONTROL CONNECTION INPUT Connect preamp signal cables from the headunit to RCA Input of Anno GAIN 6V 0 2V Matching the output voltage of the headunit s RCA line outs to Anno input section HIGH PASS FILTER 15Hz 400Hz 24dB Oct Adjusts the cut off point for the high pass filter The wide frequency range allows for...

Page 4: ... steps into consideration Otherwise please go to www b2 audio com for authorized distributors or contact us directly for support 4 1 MOUNTING PREPARATION Disconnect the negative battery cable before mounting B2 series or making any connections Check the battery and alternator ground connections Make sure they are properly connected and free of corrosion Before selecting a mounting location for the...

Page 5: ... the power cable and the other end of the fuse holder to positive battery within 20 cm of the same cable This fuse location will protect the system and the vehicle against the possibility of a short circuit in the power cable Be sure to use fuses and a fuse holder adequate for the application GND GROUND CONNECTION Locate a secure grounding connection as close to the amplifier as possible Make sure...

Page 6: ... anywhere the cables have to pass through the holes in the metal frame or sheet metal Connect to the speakers according to terminals on each speaker Strip 3 8 of insulation from the end of each cable and twist the cables strands tightly Make sure there are no stray strands that might touch other cables or terminals and cause a short circuit Crimp spade lugs over the cable ends or tin the ends with...

Page 7: ...MidRange Bass Tweeter Tweeter 8 ohm 2ohms Passive MidRange Bass 8 ohm 2ohms Passive Tweeter MidRange Bass Passive MidRange Bass Tweeter Anno SPEAKER CONNECTION DIAGRAM i Anno SPEAKER CONNECTION DIAGRAM ii Anno SPEAKER CONNECTION DIAGRAM iii ...

Page 8: ...osition Step 2 Connect the master and slave Ref 0 5 amplifier in daisy chain Rca jack as shown in the diagram Step 3 Set slave Ref 0 5 amplifier output master input slave switch to slave input position Step 4 Connect speaker cable on master Ref 0 5 amplifier to subwoofer Step 5 Connect speaker cable on slave Ref 0 5 amplifier to subwoofer Step 6 Connect speaker cable on master Ref 0 5 amplifier to...

Page 9: ...Ref 0 5 Minimum daisy chain connection impedance is 2 ohm Do not use daisy chain connection in 1 ohm CAUTION FUSE 500A Main Battery 12V Headunit GROUND 8 ohm 2ohms Ref 0 5 working Voltage is 9V 16V ...

Page 10: ...ection Ref 0 5 has Low and high voltage protection Working Voltage is 9V 16V Voltage lower than 8 5V or higher than 16V will cause the amplifier to go into protect When over 4V DC comes into B2 series amplifiers then they will be DC protected Check whether B2 series amplifiers work after removing RCA Input If B2 series amplifiers are functional then check DC by checking RCA input L and R When DC i...

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