User's Manual

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TBD
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9 of 42
ENGINEERING
Documentation
Revision:
1.6
Date:
24-May-17
Title:
TND540 Requirement
Proprietary and Confidential
This document contains confidential and property information which belongs to Rand McNally, Inc. This
document may not be copied, reproduced, or transmitted to others in any manner, nor may any use of the
information on this document be made, except for the specific purposes for which it is transmitted to the
recipient without prior written consent of Rand McNally, Inc.
GPS Receiver Sensitivity (Conducted)
Acquisition sensitivity:-142 dBm
Tracking Sensitivity: -162dBm
Reacquisition: -161dBm
CNR: GPS receiver shall have CNR value range within 38 to 48 with
signal input level of -130dBm at antenna.
* GPS receiver sensitivity shall not be degraded by on board Wi-Fi and
Bluetooth transmit signal.
GPS Receiver Sensitivity
(Radiated)
GPS sensitivity shall meet or exceed following criteria when tested in
open sky.
2 Satellite SNR Values >= 45dB
2 Satellite SNR Values >= 42dB and <45dB
Enhanced GPS Options N/A
Wireless Connectivity
Wi-Fi (Conducted Sensitivity)
Frequency Band
● 2.4 GHz Band
Single TX and Single RX
Support Wi-Fi B, G, N
Minimum TX Power @ 2.4 GHz/MCS7: 14 dBm ± 1.5 dB
Minimum RX Sensitivity @ 2.4 GHz, 20MHz
● 11 Mbps: -86 dBm
● 54 Mbps: -71 dBm
● 65 Mbps: -71 dBm
●
Minimum Antenna Gain @ 2.4 GHz: 2 dBi
Wi-Fi (Radiated Sensitivity)
Wi-Fi Throughput
Channel 1: 15Mbits/ S
Channel 2: 15Mbits/s
Channel 11: 15Mbits/s
* iperf SW tool and a Wi-Fi certified access point should be used for
this test.
* Test should be conducted in an open ground with minimum of
distance separation of 10 meters
* Test with UDP
Bluetooth (Conducted Sensitivity)
RX sensitivity:
GFSK: -70 dBm
π/4 DQPSK: -70 dBm
8DPSK: -70 dBm
TX Power and RMS DEVM:
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