136.01.1706.UG
Jun 29, 2017
Antenna Pattern Measurement Helper
One to Two Weeks in Advance
Make sure you have all equipment needed Transponder, GPS, whips.
Check transponder battery & charge > 12 volts (a new battery will be > 13 volts when fully
charged)
Day of APM
Synchronize the computer to GPS clock and confirm site and antenna are functioning
properly
Quit all applications except SeaSondeController and SeaSondeAcquisition
Stop logging cross spectra, checkmark “Enable Loop Diagnostics”
CONFIGURE RECEIVER
Use SeaSondeController menu Receiver Controller->Receiver APM Configuration
or
STORE receiver’s normal operating settings in AWG register 3 (in SEND box: type save 3,
press enter key)
CONFIGURE RECEIVER with APM Settings as follows and then store the settings in AWG
register 2:
Configure Transponder
Connect USB cable between XPNDR and Mac laptop and launch SeaSonde Transponder
Application
Configure TRANSPONDER by clicking “INITIALIZE” button in SeaSonde Transponder
application
SeaSonde
Model
Bandwidth
Blanking
Bdly
µ
s
Attenuation
Boat/Walking
Sweep
Frequency
Pulse
Shaping
5MHz
25kHz
120
~4.75
15/30db**
2Hz
Off
12MHz
50kHz
60
~4.75
15/30db**
4Hz
Off
25Mhz
150kHz
60
~4.75
15/30db**
8Hz
Off
42MHz
150kHz
60
~4.75
15/30db**
8Hz
Off
Antenna Pattern Measurement Helper
