K king ranch 5,000+ posts Banned 5,924 0 fl May 11, 2008 #1 what test tone do i use to set gains for a marine speaker its a 6.5 i recall Click to read more...
geowick07 10+ year member CarAudio.com Veteran 2,088 0 Warren, Michigan, United States May 11, 2008 #2 I think it is 1Kh, but i may be mistaken.