Originally Posted by macbeth
I have a "black box" in my engine
compartment. It has "Professional Mariner" written on its surface. I suspect it's 1988 era. It also has fairly unreadable words on it, such as, "Spikes, Surges".
Does anyone have any documentation
on this ? How does it work with a Smart Regulator
? (It's located near the alternator
, so I guess it's working with that.)
Like the attached image?
if so contact ProMariner Home Page
for info on it, as it appears to be a Alternator Noise
Filter – Surge Suppressor.
From their current
AFS-150 Alternator noise
filters and surge suppressors help reduce interference
, voltage surges and spikes of up to 6,500 amps to sensitive electronics
, such as fishfinders, Loran-C and other navigational aids.
PL-5 Used to control alternator whine or other residual electronic noise. The unit is rated at 5 amps continuous duty on a 12V system.
LC-5 Used to filter noise on the power source to a Loran-C. Rated at 5 amps for 12V systems. Part No. 12015.
RF-10 Used to reduce noise from an engine electrical system
to all communications equipment
. Rated at 5 amps for 12V systems. Part No. 12010.