Table Of Contents

USRP-2974 Specifications

    Last Modified: May 22, 2019


    Warranted specifications describe the performance of a model under stated operating conditions and are covered by the model warranty.

    Characteristics describe values that are relevant to the use of the model under stated operating conditions but are not covered by the model warranty.

    • Typical specifications describe the performance met by a majority of models.
    • Nominal specifications describe an attribute that is based on design, conformance testing, or supplemental testing.

    Specifications are Characteristics unless otherwise noted.


    Specifications are valid at 25 °C unless otherwise noted.


    System on module (SoM)

    Congatec COM Express conga-TS170


    Intel Core i7 6822EQ (2 GHz Quad Core)


    SO-DIMM DDR4 16 GB

    NVMe SSD[2]

    500 GB


    10G ETH connection to the SoM

    Cabled PCIe

    PCIe Gen 2 x 4


    USB-to-UART to the SoM


    1G ETH host connection

    FPGA and Baseband


    Kintex-7 XC7K410T


    1 GB

    Baseband analog-to-digital converter (ADC) resolution

    14 bit

    Baseband digital-to-analog converter (DAC) resolution

    16 bit

    ADC spurious-free dynamic range (sFDR)

    88 dB

    DAC sFDR

    80 dB

    Maximum I/Q sample rate

    200 MS/s


    High speed serial link to one of the FPGA GTX transceivers



    Number of channels


    Frequency range

    10 MHz to 6 GHz

    Frequency step

    <1 kHz

    Maximum output power (Pout)

    5 mW to 100 mW (7 dBm to 20 dBm)

    Gain range[6]

    0 dB to 31.5 dB

    Gain step

    0.5 dB

    Maximum instantaneous real-time bandwidth[7]

    160 MHz


    Number of channels


    Frequency range

    10 MHz to 6 GHz

    Frequency step

    <1 kHz

    Gain range[8]

    0 dB to 37.5 dB

    Gain step

    0.5 dB

    Maximum input power (Pin)

    +10 dBm

    Noise figure

    5 dB to 7 dB

    Maximum instantaneous real-time bandwidth[9]

    160 MHz

    GPS Disciplined Oscillator (GPSDO)

    Frequency accuracy [10]

    OCXO (not locked to GPS)

    25 ppb

    OCXO (locked to GPS)

    5 ppb

    Active antenna


    5 V


    0.7 W



    The protection provided by this product may be impaired if it is used in a manner not described in this document.

    Voltage range

    14.25 V to 15.75 V DC


    10 A, maximum


    150 W, maximum


    The power supply must also meet any safety and compliance requirements for the country of use.


    NI recommends using the USRP-2974 with the provided power supply (Power Supply, part number 723613-01). Contact NI if a replacement is needed.

    Physical Characteristics

    If you need to clean the module, wipe it with a dry towel.

    Physical dimensions

    (L × W × H)

    29.08 cm × 21.84 cm × 7.98 cm (11.45 in. × 8.60 in. × 3.14 in.)


    3.34 kg (7.35 lb)


    Operating temperature range

    0 °C to 50 °C

    Maximum altitude

    2,000 m (800 mbar) (at 25 °C ambient temperature)

    Relative humidity range

    10% to 90%, noncondensing

    Pollution Degree


    Indoor use only.

    Compliance and Certifications

    Safety Compliance Standards

    This product is designed to meet the requirements of the following electrical equipment safety standards for measurement, control, and laboratory use:

    • IEC 61010-1, EN 61010-1
    • UL 61010-1, CSA C22.2 No. 61010-1

    For UL and other safety certifications, refer to the product label or the Product Certifications and Declarations section.

    Electromagnetic Compatibility

    This product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:
    • EN 61326-1 (IEC 61326-1): Class A emissions; Basic immunity
    • EN 55011 (CISPR 11): Group 1, Class A emissions
    • AS/NZS CISPR 11: Group 1, Class A emissions
    • FCC 47 CFR Part 15B: Class A emissions
    • ICES-001: Class A emissions

    In the United States (per FCC 47 CFR), Class A equipment is intended for use in commercial, light-industrial, and heavy-industrial locations. In Europe, Canada, Australia, and New Zealand (per CISPR 11), Class A equipment is intended for use only in heavy-industrial locations.


    Group 1 equipment (per CISPR 11) is any industrial, scientific, or medical equipment that does not intentionally generate radio frequency energy for the treatment of material or inspection/analysis purposes.


    For EMC declarations, certifications, and additional information, refer to the Product Certifications and Declarations section.

    Radio Equipment Compatibility Standards

    This product meets the requirements of the following Radio Equipment standards:

    • EN 301 489-1: Common Technical Requirements for Radio Equipment
    • EN 301 489-19: Specific conditions for Receive Only Mobile Earth Stations (ROMES)
    • EN 303 413: Satellite Earth Stations and Systems (SES); Global Navigation Satellite System (GNSS) receivers

    This radio equipment is for use in accordance with the following parameters:


    5V GPS receiver antenna, part number 783480-01


    LabVIEW Communications System Design Suite - USRP-2974 Single-Device Streaming sample project

    Frequency band(s)

    1,575.42 MHz


    Every country has different laws governing the transmission and reception of radio signals. Users are solely responsible for using their USRP system in compliance with all applicable laws and regulations. Before you attempt to transmit and/or receive on any frequency, National Instruments recommends that you determine what licenses may be required and what restrictions may apply. National Instruments does not accept any responsibility for the user's use of our products. The user is solely responsible for complying with local laws and regulations.

    CE Compliance

    This product meets the essential requirements of applicable European Directives, as follows:

    • 2011/65/EU; Restriction of Hazardous Substances (RoHS)
    • 2014/53/EU; Radio Equipment Directive (RED)

    Product Certifications and Declarations

    Refer to the product Declaration of Conformity (DoC) for additional regulatory compliance information. To obtain product certifications and the DoC for NI products, visit, search by model number, and click the appropriate link.

    Environmental Management

    NI is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.

    For additional environmental information, refer to the Commitment to the Environment web page at This page contains the environmental regulations and directives with which NI complies, as well as other environmental information not included in this document.

    Waste Electrical and Electronic Equipment (WEEE)

    EU Customers  

    At the end of the product life cycle, all NI products must be disposed of according to local laws and regulations. For more information about how to recycle NI products in your region, visit



    National Instruments符合中国电子信息产品中限制使用某些有害物质指令(RoHS)。关于National Instruments中国RoHS合规性信息,请登录。(For information about China RoHS compliance, go to

    • 1 Module assembly A has a memory of 8 GB. All other module assemblies have a memory of 16 GB.
    • 2 Module assembly A has an NVMe SSD of 250 GB. All other module assemblies have an NVMe SSD of 500 GB.
    • 3 Can be bypassed to the FPGA.
    • 4 Device port for external host.
    • 5 Can be bypassed to the SoM if using the 10 GbE as protocol.
    • 6 The output power resulting from the gain setting varies over the frequency band and among devices.
    • 7 The USRP-2974 transmitter path has 160 MHz of bandwidth throughout the full frequency range of the device.
    • 8 The received signal amplitude resulting from the gain setting varies over the frequency band and among devices.
    • 9 The USRP-2974 receiver path has 84 MHz of bandwidth for center frequencies from 10 MHz to 500 MHz.
    • 10 Frequency accuracy is based on oven-controlled crystal oscillator (OCXO) vendor specifications and is not measured. Alternatively, you can incorporate an external reference source to provide a more precise frequency Reference Clock and to achieve better frequency accuracy.

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