SORRY NO PIC, I USE 3 TENNIS BALLS TIED TO BOUY IN 17 FOW,ONE AT 1 FT,ONE AT 2FT AND 3FT,TO SEE THE BOTTOM BALL I HAD TO BE RIGHT OVER IT,2 BALL ABOUT 5 FT TO ONE SIDE AND THIRD BALL ABOUT 8 FEET,SO RAISE THIRD BALL TO 6 FT AND AT 17 FT IT WOULD START TO BLEND IN WITH BOTTOM ON ALL UNITS.I HAVE ONE DUCER THAT I CAN PULL TRIGGER AND IT WILL TILT SO ON SPOTLOCK I TILTED IT AND COULD SEE 6 FT BALL TO 17 FT ON DI AND 2D.I THEN SET DUCER AT NORMAL FLAT LIKE SUPPOSE TO BE AND TURN DUCER AND COULD SEE 6 FOOT BALL UP TO AGAIN 17 FT WITH DI AND 2D WOULD SHOW AT TIME,NOT PERFECT LEVEL.THE MAIN THING WAS WHEN I GO OVER BALLS THE SI SET AT 50 FT ON BOTH SIDES VS DI SET AT 30 FT THAT THE BALL WAS 3 TIMES BIGGER,I HAD 998 SET ON FULL SCREEN AND 859 SET ON FULL SCREEN AND A LOWRANCE 7 ELITE AT FT, ALSO I NOTICE THAT AT .7 TO 1.4 SPEED THAT THE BALLS WERE ROUND WHEREAS AT BELOW THAT IT WAS OBLONG AND FASTER THAN THAT IT GOT SMALLER, ALSO IT WAS A SOFT BOTTOM.WANTED TO DO MORE TESTING BUT TOO HOT AND TROUBLE WITH BIG MOTOR,HOPE TO DO MORE BUT NEED TO WORK ON MOTOR