elctric mistress ic help

[Paul Perry]

At 02:36 PM 9/11/98 -0500, TECH4 wrote:
 Also i noticed on progects that the ask for specific
>types of capacitors. Why is this? IS a poly cap and a electrolitic act
>really different at the same valus?

the poly (whether polypropylene or polystyrene or polycarbonate) has 
much lower internal leakage. Sometimes, this matters a lot.
Also, the poly caps are non-polarised & won't burst etc with reverse volts.
See eg. R.A Pease's book "Troubleshooting Analog Ccircuits".

paul perry melbourne australia