amp for BOSCHMANN VTK-S12 SUBWOOFER

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sincy

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i found few amp,
all sifu, pls help me. as i wan to push my boschmann 12' 1300W(650WRMS) SUBWOOFER.

sub is 4ohm DVC.

so, if i use monoblock amp, how abt the wiring diagram?

bridged it as , 1pair speaker wire to the speaker only ? connect both speaker terminal ?

if using 2channel , connect both channel to the speaker ? load it as 4ohm ?
i mean 1channel to 1 speaker terminal +/- .
can be done like tht ?

so , abt the MA-AUDIO AMP, it can be run at 1200w bridged x1 at 4ohm oh.
so , got 600rms lo . at 1channel bridged. right ?

i list down the amp spec:

(blue color)
1.
MA AUDIO MA-502 300W RMS 2CHANNEL HIGH PERFORMANCE AMPLIFIER 1200WATTS
-:Item 100% Genuine, High Quality, Brand New Sealed In Box
-:600W x 2 output at 4 ohm
-:1200W x 1 bridged output at 4 ohm
-:Full mosfet power supply
-:2 ohm stable stereo
-:Frequency response: 10Hz - 30 KHz
-:Selectable bass boost (6dB, 0dB, 12dB) at 40Hz
-:Variable input level gain control
-:Chrome plated RCA connectors and terminals
-:S/N ratio :> 95dB
-:T.H.D :< 0.05%
-:Full selectable crossover: High/flat/low
-:Variable low pass filter: 50-250Hz
-:Variable high pass filter: 50-250Hz
-:Power & protection led indicator

2. V -TUNE AK9000D MONOBLOCK AMP (GOT PIC)

3.AMERICAN PRO VS-3502 2CHANNEL AMP
American Pro VS-3502 800watts 2 CH Car Amplifier with Bass Control

Bridgeable 2 Channel
2 Ohm Stable
800W Max Power
In Built Crossover
Wired Bass Remote Control With 20ft Wire
Variable LPF (30HZ-500Hz)
Variable HPF (50Hz-1KHz)
Variable Bass Boost (0-18db)
Selectable Bass Frequency (30HZ, 80Hz & 120Hz)
Mosfet DC-DC Converter
RCA Line Output
High & Low Level Input
Tri-Mode Speaker Connection
Two Way Protection
Remote On/Off By 12V
Soft Delayed Turn On
Dancing Rhythm at the Rhythm of Music
LED Power & Protection Indicators
Gold Plated RCA & Terminal Connectors
1 Year Warranty
Chrome Finish
Superb Quality @ Price Fraction!
Weight: 6kg
Product of the U.S.A
 
amp pic n subwoofer pic .
 

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sub is dvc 4 ohm 650W rms

u need an amp that can give at least 600W rms at 2ohm (your sub has to be wired in parallel)

parallel wiring diagram here:
1_4ohm_dvc_2ohm.gif


not all 2ch amps cant go down to 2ohm in bridged mono mode

look for monoblock that can give at least 300W @ 4ohm or 600W @ 2ohm
 

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