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Industrial WiFi Transceivers – NM-5500-2F – DATASHEET

Industrial WiFi Transceivers

Doodle Labs’ portfolio of Industrial Wi-Fi transceivers offer the industry’s best-in-class performance. These transceivers have high transmit power for long-range communication and has been designed to withstand operation in extremely challenging environments. In addition, these transceivers feature high interference immunity that allows successful operation in today’s congested Wi-Fi environments. The transceivers are FCC, CE, and IC certified and have been deployed in numerous demanding applications.


5 GHz ISM Band – 2×2 MIMO Broadband Transceiver with Power Boosters Designed in the compact miniPCI-Express form factor, the NM-5500-2F are Rugged, Long Range, 2×2 MIMO streams, IEEE 802.11n compliant Radio subsystems. They are developed specifically for applications requiring high throughput over very long range in the rugged environments. The NM-5500-2F consists of a high throughput 802.11n radio and 2x bi-directional, tiny Power Amps carefully tuned and calibrated together to deliver high performance. The NM-5500-2F radio operates on 5.180 GHz~5.825 GHz bands. Doodle Labs offers a complete family of models optimized for different applications.

Key Features

Low SWaP
Fast Integration
Long Range

Common Integrations

Unmanned Aerial System
Mobile Robotics
Ordering Code NM-5500-2F (Rugged, 802.11n, ath9k driver)
Radio Configuration2×2 MIMO Broadband Transceiver with Power Boosters
Special Features
– Extended lifespan with planned availability for long time
– Extreme Reliability, IPC Class 2 standard with Class 3 options
– Compliant to MIL-STD-202G, Qualified for high shock/vibration environments
MAC ChipsetQCA9590-BR4B with Extended Temperature range
Software SupportOpen Source Linux Driver ath9k for 11n models OpenWRT (Wireless Router/Linux OS)
Center Frequency Range 5.180 GHz ~ 5.825 GHz This varies by the regulatory domain
Channel Bandwidth* 20, and 40 MHz channels
Radio Modulation/Data
Rates (Dynamic Link
BPSK, QPSK, 16 QAM, and 64 QAM (5.x GHz – 11n models)
Data Rates Supported802.11a: 6, 9, 12, 18, 24, 36, 48 and 54 Mbps (5.x GHz)
802.11n: MCS0-15 (5.x GHz)
802.11n version 2.0
● 802.11 dynamic frequency selection (DFS) as an AP and Client
● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx), Maximal ratio combining (MRC), Cyclic shift diversity (CSD), Frame aggregation, block ACK, 802.11e compatible bursting, Spatial multiplexing, cyclic-delay diversity (CDD), low-density parity check (LDPC), Space Time Block Code (STBC)
Operating Modes AP, Client, and Adhoc modes for Access Point, PtP, PtmP, and Mesh networks
MAC ProtocolTDD with Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA)
Wireless Error CorrectionFEC, ARQ
Wireless Data Security128 bit AES, WEP, TKIP and WAPI hardware encryption. Support for IEEE
802.11d, e, h, i, k, r, v, w and time stamp standards
Design-In Documentation
Tx/Rx SpecificationRadio ModulationCoding RateTx Power (±2dBm)²Rx Sensitivity (Typ)
5 GHz (20 MHz Channel) – 11ac models
802.11a, STBCBPSK1/232-96
802.11a64 QAM3/426-81
802.11n16 QAM3/432-83
802.11n64 QAM5/626-72
5 GHz (40 MHz Channel) – 11ac models
802.11n16 QAM3/432-79
802.11n64 QAM5/626-69
* It is advantageous to use the smallest Channel Bandwidth that can support the Throughput requirements. Smaller bandwidths provide more channels to choose and help avoid interference issues. The system’s SNR is higher at smaller Channel Bandwidths and Range is longer.
Antenna Signal Strength-35 to -85 dBm (Recommended), Absolute Maximum=+12 dBm
Antenna port isolation for concurrent
Up to +5 dBm signal strength for 2.4 GHz signal without
degrading 5.x GHz operation
Integrated Antenna Port Protection>20 KV (Human Body Model)
Receiver LNA Gain+10 dB
Receiver Adjacent Channel Rejection
>18 dB @ 11a, 6 Mbps (Typ)
Receiver Alternate Channel Rejection
>35 dB @ 11a, 6 Mbps (Typ)
Receive chain Noise Figure +6 dB
Transmitter Adjacent Channel Leakage
Power Ratio (ACLR)
45 dB (Fc ± ChBW)
Transmitter Spurious Emission
-40 dBc
RF Hardware Disable (RF Kill)Pin 20 of miniPCI-E interface. (Required for FAA compliance)
Control for External Power AmpDC biased signal over RF ports
RF Power control In 0.5 dBm steps. Accuracy of power calibration loop ±2 dBm.
Each transceiver individually calibrated and tested.
Product ImageTransceivers
Antenna Ports2 MMCX Ports (50 Ohms)
Host CPU Board Any CPU board with Industry standard miniPCI-Express interface
Operating Voltage 3.3 Volts from miniPCI-E interface for radio
3~4.5V for FES. Optional DC-DC converter available for 6V~38V power supply.
Power Consumption
Total 18W (16W @ Max power for FES, in data transfer mode on all chains + 2W for radio module)
Total 12W (10W @ 20 dBm power for FES in continuous data transfer mode on all chains + 2W for radio module)
1.2W total power in continuous data receive mode
Shield case temperature range (Operating)-40°C to +85°C
The System’s thermal design should ensure that the transceiver’s shield case temperature is maintained within these specifications. Prism-FES can be mounted away from the host CPU board for better thermal design
Cable Assembly Samples Include the harness with RF cable and DC power
Humidity (Operating)0% – 95% (Non-condensing)
Dimensions Three modules:
– One 30 x 50 x 6 mm Radio module
– Two 30 x 52 x 7 mm FES modules

Weight=60 grams (14g+2x23g); Mechanical drawing and 3D-CAD files available upon request
Designed and Verified to meet various regulatory requirements. Formal testing and approval is required based on the Integrator’s particular host platform. The Integrator is also responsible for obtaining any other required regulatory approvals in target markets for the finished product. Doodle Labs can offer assistance for compliance testing of the System Integrator’s host platform.
FCC ID2AG87NM-5500-2F
CE CertificationTCT200410E001C with full DFS. in conformity with all the requirements of the European Directive 2014/53/EU – EN 300 328 V.2.2.2, EN 300 440 V2.2.1, EN 301 893 V2.1.1, EN 301 489-1 V2.2.3, EN 301 489-3 V2.1.1, EN 301 489-17 V3.2.2, EN62311:2008, EN 62368-1:2014 + A11:2017
Industry Canada (IC) 21411-NM-5500-2F
RoHS/WEEE ComplianceYes. 100% Recyclable/Biodegradable packaging

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