Get a scope and put it on that sucker, you will be surprised.
Mine (a large collection of apple stuff) shows 100mv or so Vpp, ranging well into Mhz. Linear regulators have practically zero rejection to those ripples.
Get a scope and put it on that sucker, you will be surprised.
Mine (a large collection of apple stuff) shows 100mv or so Vpp, ranging well into Mhz. Linear regulators have practically zero rejection to those ripples.