The IBflex® scanning receiver is a portable PCTEL® scanning receiver used for in-building and outdoor wireless network testing from 10 MHz to 6 GHz.

IBflex combines portability, measurement accuracy, and multi-technology testing capability. It can test multiple technologies and bands simultaneously and supports applications such as 5G deployment, public safety coverage verification, small cell optimization, IoT reliability testing, walk testing, and interference hunting.

Product Overview

The IBflex scanning receiver is designed for:

• In-building network testing
• Outdoor network testing
• Walk testing
• Interference hunting
• Public safety coverage verification
• 5G NR sub-6 GHz deployment
• Dense small cell optimization
• IoT system reliability testing
• Multi-band and multi-technology measurements

Its low power consumption and hot-swap battery system make it useful for long field testing sessions.

Supported Bands

IBflex supports testing across a wide range of bands, including:

• 5G 3GPP FR1
• 2G
• 3G
• 4G
• CBRS
• Public safety
• WiFi 2.4 GHz
• WiFi 5 GHz
• Other bands deployed globally

Supported bands may vary by receiver configuration, software option, and license.

Supported Technologies

IBflex can support the following technologies:

• 5G NR
• LTE FDD
• TD-LTE
• NB-IoT
• UMTS
• GSM
• CDMA
• WiFi
• P25
• DMR
• TETRA
• Analog FM
• Custom Channel Power measurements for additional technologies

Key Features

IBflex features may include:

• 4G/5G Dynamic Spectrum Sharing, also known as DSS
• Non-Terrestrial Network, or NTN, measurements
• Dual polarization beamforming measurements
• 2x2 and 4x2 LTE MIMO measurements
• Hot-swap battery system
• Windows® laptop support
• Android™ tablet support
• Bluetooth® connection
• USB connection
• Blind Scan for automatic channel detection
• LMR active channel scan

Connection Options

IBflex can connect to supported host devices using:

• USB
• Ethernet
• Bluetooth®

When troubleshooting connection issues, confirm the scanner model, serial number, host device, software version, and connection type.

5G New Radio NR Capabilities

IBflex supports 5G NR measurement modes such as:

• NR Top N Signal
• Synchronization channels, including PSS and SSS
• PBCH
• Layer 3 Reporting
• MIB
• SIBs 1 through 9
• Dual polarization beamforming measurements
• Blind Scan
• Mobile Blind Scan

Common 5G NR data modes include:

• PCI
• Beam Index
• PSS-RP
• SSS-RP
• PSS-RQ
• SSS-RQ
• SS-CINR
• SSS-CINR
• SSB-RP
• SSB-RQ
• SSB-CINR
• SSB index
• SSB-RSSI
• Delay Spread
• Time Offset

LTE FDD and TD-LTE Capabilities

IBflex supports LTE FDD and TD-LTE measurements including:

• Top N Synchronization Channel Reference Signal
• P-SCH and S-SCH
• Resource Block measurements
• Wideband and subband measurements
• Dynamic Spectrum Sharing
• Layer 3 Reporting
• Blind Scan
• Mobile Blind Scan
• NTN measurements

Common LTE data modes include:

• PCI
• RP
• RQ
• CINR
• Cyclic Prefix
• Time Offset
• Delay Spread
• RF Path Measurements
• MIMO measurements
• NTN Frequency Offset

NB-IoT Capabilities

IBflex supports NB-IoT measurements including:

• Top N NRS
• NPSS
• NSSS
• Layer 3 Reporting
• Blind Scan

Supported operation modes may include:

• In-Band
• Guard Band
• Stand-alone

UMTS, GSM, and CDMA Capabilities

IBflex supports legacy cellular technologies including:

UMTS / WCDMA / HSPA+

Measurement modes may include:

• Top N Pilot
• Layer 3 Reporting
• Blind Scan
• Mobile Blind Scan

GSM

Measurement modes may include:

• Color Code
• Layer 3 Reporting
• Blind Scan
• Mobile Blind Scan

CDMA

Measurement modes may include:

• Top N PN
• CDMA Layer 3 Reporting
• Blind Scan
• Mobile Blind Scan

WiFi Capabilities

IBflex supports WiFi measurements using supported USB WiFi adapters.

Supported WiFi data may include:

• Signal Strength
• Noise Level
• Channel Number
• Channel Bandwidth
• BSSID
• Device Name
• SSID
• Security Protocol
• 802.11 Media
• Beacon Interval
• Channel Utilization

Supported WiFi frequency ranges include:

• 2.4 GHz to 2.483 GHz
• 5.15 GHz to 5.85 GHz, subject to country regulations

Supported adapters may vary by version and configuration.

Public Safety and LMR Capabilities

IBflex supports public safety and LMR testing for technologies such as:

• P25
• Analog FM
• Mixed Analog/P25
• DMR
• TETRA

P25 Capabilities

IBflex supports P25 Phase 1 and Phase 2 measurements.

Measurement modes may include:

• Downlink Decode
• Uplink Decode
• RSSI
• Downlink Active Channel Scan

P25 data modes may include:

• SINR
• RSSI
• OOS-BER
• Frame BER
• Network ID
• Mobile ID
• Auto Classification of Phase and Modulation Type
• Frequency Offset
• Symbol Deviation

Analog FM Capabilities

IBflex supports Analog FM measurements including:

• Decode
• RSSI
• Squelch Type
• MDC-1200

Analog FM data modes may include:

• SINR
• OOS-BER
• RSSI
• Frequency Offset

DMR Capabilities

IBflex supports DMR measurements including:

• Downlink Decode
• RSSI
• Downlink Active Channel Scan
• Uplink Decode

DMR data modes may include:

• SINR
• RSSI
• Frame BER
• Frequency Offset
• Color Code
• Mobile ID
• Symbol Deviation
• Symbol Deviation Aggregate
• Modulation Fidelity

TETRA Capabilities

IBflex supports TETRA measurements including:

• Decode
• RSSI
• Downlink Active Channel Scan

TETRA data modes may include:

• SINR
• RSSI
• Frame BER
• Color Code
• cSysCode
• MCC
• MNC
• Location Area Code, also known as LAC

Power Measurements

IBflex supports power measurement functions including:

• RSSI measurements
• Custom Channel Power
• Enhanced Power Scan, also known as EPS
• Spectrum analysis

Custom Channel Power can support examples such as:

• P25
• DMR
• EDACS
• Analog LMR
• TETRA
• LoRa
• Other supported channelized technologies

RF Characteristics

Physical Specifications

Antenna Ports

IBflex antenna ports include:

• RF: SMA Female, 50Ω
• GPS: SMA Male, 50Ω
• Bluetooth: SMA Female, 50Ω

GPS / GNSS

IBflex supports GNSS functionality including:

• Galileo
• GPS
• GLONASS
• SBAS
• QZSS

GPS/GNSS features may include:

• 56-channel internal receiver
• 2.5 meter position accuracy
• Cold start acquisition under 30 seconds
• Hot start acquisition under 2 seconds

Safety, EMC, and Environmental

IBflex is listed with the following compliance and environmental references:

• Safety: EN 62368-1
• EMC: EN 301 489-1
• Shock and vibration: MIL-STD-810G, SAE J1455
• RoHS: Directive 2011/65/EU and amendment 2015/863, RoHS 3

When to Contact PCTEL Technical Support

Contact PCTEL Technical Support if:

• IBflex is not detected by SeeHawk software
• USB, Ethernet, or Bluetooth connection is not working
• Blind Scan does not detect expected channels
• RF measurements appear inaccurate
• Expected bands or technologies are missing
• Battery or power behavior is abnormal
• GPS lock is not working
• WiFi adapter is not detected
• Firmware or software compatibility is unclear
• Calibration or measurement accuracy is in question

When contacting support, provide:

• Scanner model
• Scanner serial number
• Software name and version
• Scanner firmware version
• Connection type: USB, Ethernet, or Bluetooth
• Host device type: Windows laptop or Android tablet
• Technology being tested
• Frequency band or channel
• Description of the issue
• Error message or screenshot, if available

Related Products and Software

This article may relate to:

• IBflex® scanning receiver
• SeeHawk® Touch
• SeeHawk® Collect
• SeeHawk® Reports
• SeeHawk® Central
• PCTEL scanning receiver accessories
• Windows laptops
• Android tablets

Notes

Specifications are subject to change without notice.

Supported bands, technologies, data modes, software features, and frequency ranges vary by scanning receiver configuration.

Upgrades may be available for previously purchased scanning receivers. Contact a PCTEL sales representative for more information.

PCTEL® and IBflex® are registered trademarks of PCTEL, Inc.

Windows® is a registered trademark of Microsoft Corporation.

Android™ is a trademark of Google Inc.

Bluetooth® is a registered trademark of Bluetooth SIG.

©2026 PCTEL, Inc. All rights reserved.

Rev. AE, February 2026