Product Specs

Packet Modem Spec Rev6.doc 24 06/09/00
6.1.3 Module Weight:
• Module weight is less than 180 grams (7 ounces)
6.1.4 OEM Installation of the Modem
The GSP1620 has holes for six mounting screws which are sized for M3 or #4
screws. All six mounting locations must be fastened to a rigid structure to
meet the specified vibration and shock requirements. The hole size and
locations, connector locations, and overall envelope dimensions are specified
in paragraph 6.1.1, Depiction.
The installer of the modem shall exercise care during the installation process.
The installer should adhere to the following recommendations:
Observe handling precautions necessary to avoid damage by ESD.
Fasten the module to a planar surface of sufficient flatness and rigidity to not
cause flexing of the module.
Do not use fasteners that will damage the grounding areas around the
through holes.
Do not fasten the module using tools with speed and/or torque that will cause
damage to the printed circuit board.
Do not fasten the module with enough clamping force to damage the printed
circuit board.
Exercise caution and do not damage components on the module during
handling.
6.2 DRA Module Antenna Specifications
The Packet Data Modem is to be used with a Dielectric Resonator Antenna
(DRA). The module DRA has a passive transmit and an active receive section.
Sketches of the DRA are shown in Figure 6-3 and Figure 6-4.
6.2.1 Size
• DRA dimensions are 103 mm (4.1 inches) dia by 63 mm (2.5 inches) tall