Simrad SP90

ParametersPulse FormThe Pulse Form is accessed from the following menus:Horizontal, Vertical and Second Ping.The Pulse Form parameter dialogue is used to select the form ofthe transmitter pulse. This could either be CW (Continuous Wave)with different pulse lengths, or FM (Frequency Modulation) withdifferent pulse lengths and number of frequencies.Range CW - Pulse length (ms) FM(meters) Short Normal Long Auto150 0.9 1.8 5.3 FM4300 1.8 3.5 10 FM4450 2.7 5.3 15 FM4600 3.5 7.1 20 FM4900 5.3 10 30 FM41200 6.2 12 35 FM81500 7.1 15 45 FM82000 10 20 60 FM82500 12 25 75 FM83500 18 35 75 FM84500 22 45 75 FM86000 30 60 75 FM88000 30 60 75 FM8CW (Continuous Wave)The frequency of the transmitter pulse is here constant, equal to theselected frequency (if the optional multiple frequencies areinstalled).850-164511 / B115