Datasheet: NM-5500-2F

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.

Target Applications

The NM-5500-2F is ideal for applications that require wireless links with very high throughput. With high gain antennas, the user can expect to get range of over 25 Km.

  • Mesh applications
  • Drones and Robots
  • Point-to-Point links
Model No.NM-5500-2F (Rugged, 802.11n, ath9k driver)
 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 Range5.180 GHz ~ 5.825 GHz This varies by the regulatory domain
Channel Bandwidth*20, and 40 MHz channels
Radio Modulation (Auto Adjust)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 Capabilities ● 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 ModesAP, Client and Adhoc modes to implement 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
Tx/Rx Specification Radio ModulationCoding
Max Tx Power
(± 2 dB)
Rx Sensitivity

5 GHz (20 MHz Channel) – 11n models
802.11a, STBCBPSK1/2
64 QAM3/4
16 QAM3/432-83
64 QAM5/626-72
5 GHz (40 MHz Channel) – 11n models
802.11n 16 QAM3/432-79
802.11n 64 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 dBm to -85 dBm (Recommended), (Absolute Maximum=+12 dBm)
Antenna port isolation for concurrent operation+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 (ACR)>18 dB @ 11a, 6 Mbps (Typ)
Receiver Alternate Channel Rejection (ALCR)>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 Suppression-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 controlIn 0.5 dBm steps. Accuracy of power calibration loop ±2 dBm. Each transceiver individually calibrated and tested.
Antenna Ports2 MMCX Ports (50 Ohms)
Host CPU BoardAny CPU board with Industry standard miniPCI-Express interface
Operating Voltage3.3 Volts from miniPCI-E interface for radio
3~4.5V for FES. Optional DC-DC converter available for 6V~38V power supply.  
Power ConsumptionTotal 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 AssemblySamples Include the harness with RF cable and DC power
Humidity (Operating)0% – 95% (Non-condensing)    

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    

Regulatory RequirementsDesigned 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
IC Certification21411-NM-5500-2F
RoHS/WEEE Compliance Yes. 100% Recyclable/Biodegradable packaging    

* Specifications are subject to change without prior notice.

Special Band 2.4 ghz transceiver long range

Design-In Documents

Doodle Labs provides an extensive set of documents and support to simplify integration of the Smart Radio. Please visit our Smart Radio Technical Library for more information.