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Hopper DS 915 S
Hopper DS 915 S Hopper DS 915 A Hopper DS 2.4 S Hopper DS 2.4 A Hopper FD 915 A Hopper FD 2.4 A

 

Hopper DS 915S Synchronous RS232 Wireless Modem

Data
User data rates Up to 9600 full duplex; Baud-rate can be selected using a PC connected to the modem serial port. Any terminal emulation program (e.g. Procomm) is suitable for this task.
Networking options Point-to-point, point-to-multipoint.
Packet structure Data is grouped into packets for radio transmission.
Addressing 255 unique addresses, 1 broadcast address, multicasting possible.
Security Unique password to prevent eavesdropping and unauthorized transmission

Data Interface
Signaling Standard RS-232
Connector DB-25 female with 4 - 40 thread screw locks.
Lines supported TxD, RxD, Gnd, CTS, RTS, DCD, TxC, RxC,STxD, SRxD, ETxC
Indicators Multicolor LED: green = receiving, red = transmitting, yellow = idle. Power LED: green when modem has power

Configuration
Wire Interface Menu and AT command set
Asynchronous RS232 interface using Pin14 for TxD and pin16 RxD

Transceiver
RF band 902 - 928 MHz ISM band
Modulation Direct-sequence spread spectrum, FCC part 15 and IC RSS-210 compliant.
RF transmit power 27 dBm (500mW)
Receiver Sensitivity - 93dBm
Chip rate 2.5 Mchips/s
PN code length 63, 127 chips.
Mainlobe 6 dB BW Mainlobe 6 dB BW
Center frequency User configurable over entire band using PC interface.
Antenna:

standard:

1/2 wavelength "rubber ducky" dipole antenna.

optional:

high gain directional antenna. Please contact a Wi-LAN application engineer to discuss the permissible use of directional antennas with this product.

Mechanical
Dimensions 21.5 x 13.5 x 5.5 cm (8.5 x 5.25 x 2.25 inches)
Weight (approx.) 1.1 kg (2.4 lb.)
Case material Aluminum extrusion with black powder coat
Antenna length standard antenna 21.5 cm (8.5 inches)

Environmental
Temperature range -40°C to +70°C
Humidity 90%, non condensing, maximum.

Power
Supply voltage 8.5-14 V dc from Wi-LAN wall plug (supplied with all units)
Power input 2.1 mm female jack, center positive
Current demand 220 mA during idle/receive, 600 mA during transmit @12VDC

Warranty 1 year parts and labor

Certification Certified for use in North America.

Licensing No further licensing required in countries providing unlicensed bands

 

* Specifications are subject to change without notice.

 

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Copyright © 1998 AIRLINX Communications, Inc.
Last modified: March 03, 1999