2 2400xtr (2.4 ghz) technical specifications, 3 fcc compliance, Warning (part 15.21) – Daktronics Ethernet Bridge Radio (EBR) 900 MHz (0A-1327-1111) and 2.4GHz (A-3446) User Manual
Page 14: Rf exposure (oet bulletin 65), Information to the user - part 15.105 (b), 2400xtr (2.4 ghz) technical specifications, Fcc compliance
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Technical Specifications
5.2 2400xTR (2.4 GHz) Technical Specifications
5.3 FCC Compliance
Compliance Statement (Part 15.19)
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interference received, including interference that may cause undesired
operation.
Warning (Part 15.21)
Changes or modifications not expressly approved by the party responsible for compliance could void the
user’s authority to operate the equipment.
RF Exposure (OET Bulletin 65)
To comply with FCC RF exposure requirements for mobile transmitting devices, this transmitter should only
be used or installed at locations where there is at least 20 cm separation distance between the antenna and all
persons.
Information to the User - Part 15.105 (b)
Note: This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation.
Characteristic
Specification/Description
RF transmission rate
1.536 Mb/s
Ethernet data rate
935 Kb/s
RF Output Power
+21 dBm (4 Watts EIRP with 15 dBi antenna)
Receiver Sensitivity
-97 dBm at 10
-4
Bit Error Rate
Range
Up to 40 miles line of sight with 15 dBi antenna
RF Channels/Bandwidth
29 non-overlapping channels with 2.048 MHz spacing and 1.75 MHz occupied
bandwith 5.728125 GHz to 5.846909 GHz
Connector types
RF: RPTNC Female / 10/100 base T Ethernet: RJ-45
Data Encryption
128-bit AES, FIPS197, keys set through password-protected browser interface
Error correction technique
Sub-block error detection and retransmission
Adjacent band rejection
SAW receiver filter attenuates cellular and pager interference
Power regulation
Built-in switching regulator
Browser management tools
QoS Statistics, Network Settings, Spectrum Analyzer, Firmware Upgrade
Power consumption
Transmit: 1.7 Watts Receive: 0.8 Watts
Voltage
9 to 48 VDC via unused pins in RJ-45 jack - pins 4,5 positive, 7,8 ground
Power regulation
Switching regulator
Transmit current draw
140 ma at 12 VDC
Operating Temperature
Range
-40 ºC to +75 ºC
Enclosure
Die cast aluminum, powder-coated, gasket-sealed connectors and cover. Meets
IP66 for water and dust resistance.
Size
6 by 8 by 20 cm, 0.8 Kg, connectors included
Mounting holes on bottom flange, 52 by 190 mm, 4 mm dia