passive or active

:D hello to everyone who should help me to bring me some knowledgment about the active/passive from Mec preamp, here my quest: i really love the "passive" (?) sound when i pull the button volume on my 'wick, so is it a real bypassing? foremost,i know that you can't let plug your jack...

sorry, im not going to use the search function!! anywase, what is the main SOUND difference. Which gets louder without being distorted? The only perk i know off is that my bass will make it through the "gig" (assuming i get one) without batteries with passive/active. but i prefere my...

Can you tell just by looking at the pickups if they are passive or active? Ive seen some corvettes with just a little writing on the bottom of the pickup (if you are holding it like you are playing) And some with writing towards the top of the pickup (again if looking at the pickup as if...