Ek app 1000watt ka Dual coil converter ka Design layea jo .. 12 volt to 75 0 75 ho …. Is converter me 15 0 15 Dc preAmp k liya v supply ho or car Amplifiers ke ta Rem wire wala feature ho is Supply ko on off ka Switch lagane k liya … vesa Ye Converters hote ye Bhout jada Ampair le ta hain in k liya koi Switch nahi milta .. hi wattage ke 12 volt wale Amplifiers pe Rem wire wala feature jruri hota hai … market me 12 volt Dc pe chelne wale 1600watt Rms k Amplifier v atta hain Jo 1ohm pe 1600 watt deta jo 70 0 70 supply pe chal te hain … jase S&B Sb-1500.1D model hai …