• Aprisa XE Information Sheet - Aprisa XE as your LEDR replacement


    Download | 386.66 k ( .pdf )
  • Aprisa XE Datasheet Interface Cards Letter


    Download | 1.78 M ( .pdf )
  • Aprisa XE Datasheet FCC 2500 MHz


    Download | 734.78 k ( .pdf )
  • Aprisa XE Datasheet FCC 400 MHz


    Download | 734.29 k ( .pdf )
  • 4RF Emission Designator Report - FCC


    Download | 35.98 k ( .xlsx )
  • 4RF Emission Designator Report - NTIA


    Download | 17.54 k ( .xlsx )
  • Aprisa SR+ Datasheet FCC IC English


    Download | 542.39 k ( .pdf )
  • Aprisa SRi Datasheet FCC / IC English


    Download | 508.76 k ( .pdf )
  • Aprisa SRx Datasheet FCC IC English


    Download | 454.89 k ( .pdf )
  • Aprisa LTE Datasheet FCC English


    Download | 561.23 k ( .pdf )
  • Aprisa LTE Datasheet FCC FirstNet® English


    Download | 543.24 k ( .pdf )


4RF in the USA

4RF is a global company and we have people on the ground in your market, in your time zones. 4RF USA serves the country from a dozen coast-to-coast locations. Here you will find short-form information about the products we have available for the US, together with contact details for the people you need to speak to.

4RF is proud to be a member of the Utility Telcom Council and UBBA.  We participate at various trade events across the US. For more information about 4RF products please explore the rest of our web site from our home page.


Aprisa XE

The Aprisa XE point-to-point radio link supports three common FCC bands from 400 MHz to 2.5 GHz as well as Federal NTIA bands at 900 MHz and 2.0 GHz.

Frequency bands and capacity
400 MHz 421 – 512 MHz 56 kbit/s – 88 kbit/s
900 MHz 928 – 960 MHz 136 kbit/s – 1112 kbit/s
2.5 GHz 2305 – 2360 MHz 408 kbit/s – 65.4 Mbit/s
Modulation QPSK, 16QAM, 32 QAM, 64 QAM
NTIA rates 900 MHz 136 to 952 kbit/s and 2 GHz 632 to 1,912 kbit/s
E1 /T1 QJET Quad JET T1 fractional (E1 optional)
Analog DXFO Dual 2-Wire FXO with PCM / ADPCM
  DFXS Dual 2-Wire FXS with PCM / ADPCM
  Q4EM Quad 4-Wire E&M with PCM / ADPCM
Data QV24 Quad V.24/RS-232 asynchronous, synchronous, and over sampling modes
  HSS High-speed synchronous serial supporting X.21, V.35, RS-449, RS-530
IP Ethernet 4-port 10 / 100Base-T switch with VLAN tagging and QoS support

Check out our LEDR replacement trade up program, to find out more click here.


Aprisa SR Family

The Aprisa SR Family offers advanced private field area network technology in licensed, unlicensed, and private spectrum. Advanced security and routing features are standard.

Aprisa SR Family short-form specification
Topology PMP, PTP, and repeater
Frequency band VHF, 220, UHF, 700, 800, 900 MHz
Channel size 12.5, 25, 50, and 100 kHz
Data rate Rates to 1.15 Mbit/s with 256 QAM
Output power 0.01 – 5.0 W with ATPC
Power consumption 28 W max, 2 W idle Rx, 0.5 W sleep mode
Protocols RS-232 and IEEE 802.3
Modulation QPSK, 16 - 256 QAM with ACM
Encryption 256 bit AES with OTA key updates
Temperature -40 to +158 ˚F
Form factor 8.27” (W) x 5.12” (D) x 1.63” (H)
Standards FCC RF, EMC, safety and environmental


Aprisa LTE

The Aprisa LTE is a new high performance utility grade ruggedised router available with LTE 4G and NR 5G options to suit all US carriers and private network use.

Aprisa LTE is Anterix Active and avaiable for private spectrum use including 900 MHz Band 106 and CBRS.

A FirstNet® version of Aprisa LTE is avaiable but you don't have to be a first responder to benefit from the security built-in to every Aprisa LTE.



For more information about our products and company, please contact us or feel free to explore the rest of our web site from our home page.