help subwofer amplifiers

wheather im driving, in idle, or on accessory mode my amp just randomly stops producing output to my subs. the light doesn't even twitch when this happens, and everytime it does this I have to take me faceplate of my reciever to turn the amp off, and then ill put it back on, and it turns on, my...

I am completely new at this. I am just trying to add a little depth to my music in my 93 ford ranger. I know the amp and sub i have are probably the cheapest i could get. I have a vr3 200watt amp and a 12" vr3 sub. I'm sure the ground and power wire are connected correctly but when i put power...

i got soundstream rw 12 (600rms"1200w") and power acoustik ovn 4 "1200w" amp , and (2) soundstream rbt 653 (100rms) speakers, and my bass isn't that much, i think i need to adjust it better and i don't know how .. should i have the amp LPF, HPF, or FULL? cause when im trying to configure it...