• UHF Antenna 455-460 MHz, 5/8, 5 dBd gain, NMO
• UHF Antenna 460-465 MHz, 5/8, 5 dBd gain, NMO
• UHF Antenna 465-470 MHz, 5/8, 5 dBd gain, NMO
provide better gain, but to achieve the best performance of your antenna,
add a UHF Antenna Ground Plane Disk (p/n 10-587400-01) to the bottom
of the antenna for a ground plane. UHF antenna Ground Plane disk im-
proves VSWR and as result increase RF power delivered from transmitter
to antenna and system distance range.
To install antenna with ground plane disc (see pictures below):
• Unscrew the cone-shaped cable part;
• Place the ground plane disc between cable parts and screw all parts
together;
• Attach cable with ground plane to the UHF antenna;
• Place the antenna on the pole.
Use coaxial cable and connectors that are impedance-matched with the
radio equipment, and make sure to use the shortest length of cable to move
the signal between the radio and the antenna:
• UHF Ant Cable TNC/Pole Mount, 12ft
• UHF Ant Cable TNC/Magn Mount, 12f [Substract $55]
• UHF Ant Cable TNC/Mini-Magn Mount, 12ft [Substract $55]
Fan for radio
The most efficient way to increase duty cycle of the HPT435BT transceiv-
er is using the Fan kit (p/n 02-587101-31) shown on the picture below:
Figure 7. Fan for radio
www.javad.com
Note: How to install the Fan see http://www.javad.com/downloads/javadgnss/how-to/
hardware/Fan_For_Radio_install_and_use.pdf
Installing ModemVU
ModemVUTM is a Windows® application is a configuration program for
the radio modem. ModemVU is available from the JAVAD GNSS website.
Note: Refer to the ModemVU Software Manual for full details on installing and using
ModemVU Software.
ModemVU is JAVAD GNSS's configuration utility for external modems
and modems embedded in JAVAD GNSS modems. ModemVU provides
the following functions:
• Connecting a computer to an UHF modem via a serial port.
• Displaying information about the radio modem installed in the mo-
dem.
• Programming the radio modem's settings.
• Loading the new modem firmware.
To configure the HPT435BT modem, have the following ready:
• Computer running Windows®;
• ModemVU Software installed on the computer;
• A serial cable.
• If downloading the program from the website, extract the program
files into a folder on your hard drive.
• Navigate to the location of the ModemVU program and double-click
the Setup.exe icon.
• Follow the on-screen installation instructions. Click Next to continue,
Back to get back to previous step, or Cancel to quit the installation.
• Keep the default installation location or select a new location.
• Click Finish to complete the installation.
• If desired, create a shortcut on the computer's desktop for quick ac-
cess to ModemVU. To uninstall ModemVU use the Start menu on your
computer:
• Navigate to the location of the ModemVU program and double-click
the Setup.exe icon.
• Follow the on-screen installation instructions.
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