[Scott Dorsey]

blackburst wrote:

I just don't know exactly how much attenuation I need, or how that
translates to resistance values. An adjustable unit would let
me...well, adjust.

Measure it, then.

Or cut a cheap RCA-RCA cable, solder a pot in the middle, adjust it until
the level is right, and then you know what value resistors you need.

You should not spend more than ten minutes on the whole procedure.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."