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MALA Profesional Explorer

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MALÅ Professional Explorer (ProEx)

The Ultimate Multi-Channel GPR Controller

The MALÅ Professional Explorer (ProEx) is the most versatile and advanced multi-channel Ground Penetrating Radar (GPR) control unit available on the market. Designed specifically for professional surveyors, geophysicists, and research institutions, the ProEx acts as the central brain for highly complex subsurface investigations.

With its unparalleled modular architecture, the ProEx can control multiple antennas simultaneously, allowing you to collect data from different depths and resolutions in a single pass.

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MALÅ ProEx Control Unit

Designed on a fully modular platform, the MALÅ Professional Explorer (ProEx) stands as the most versatile control unit in the MALÅ lineup, succeeding the world-renowned RAMAC/GPR CUII. When paired with the MALÅ XV Monitor, the ProEx controller offers unmatched compatibility across a wide range of antennas. This provides a highly flexible and multi-functional approach to detecting subsurface targets and geological layers with real-time accuracy and efficiency. Common high-level applications include critical arctic research, high-speed multi-channel road pavement mapping, and geological assessments for safe nuclear waste repositories.

MALÅ XV Monitor – Seamless GPR Data Acquisition & Visualization

The MALÅ XV Monitor is a dedicated, field-optimized tool engineered specifically for real-time GPR data collection, handling, processing, and visualization. Its user interface is streamlined and intuitive, featuring a unique dual-function knob that allows operators to navigate complex menus effortlessly. Built strictly for the harshest field environments, the MALÅ XV Monitor features a ruggedized, IP65-certified weather-resistant casing and an impact-resistant screen. The high-brightness, daylight-readable display ensures pristine data clarity, even when operating under direct, intense sunlight.

MALÅ ProEx Control Unit

XV Monitor

High Frequency Antennas (HF)

Rough Terrain Antennas (RTA)

Shielded Antennas

Borehole Antennas

Separable Shielded Antennas

Professional Explorer Control Unit Specifications

Pulse repetition freq.: 100, 200 kHz, not interleaved
Data bits: 16
Nr. of samples/trace: 128-2048, in standard configuration, other on request
Nr. of stacks: 1 – 32768 and auto stacking
Samplings frequency: 2 – > 400 GHz
Signal stability: < 70 ps
Communication interface: Ethernet
Communication speed: 100 Mbit/s
Data transfer rate: Antenna dependent
Acquisition modes: Distance/time/manual
Power supply: 12 V MALÅ standard battery / external battery
Operating time: Typically 5 h, antenna dependent
Software: GroundVision2 or MALÅ XV Monitor
Antennas: All MALÅ manufactured (not HDR)
Wheel inputs: 1 master, 1 for each HF-unit
Operating temp.: -20 °C to +50 °C or 0 °F to 120 °F
Environmental: IP65

XV Monitor Technical Specifications

Power supply: Li-Ion 12 V battery or other external source (9-18 V)
Operating time: 5 h nominal (12 V battery)
Operating temp: -20 °C to +50 °C or 0 °F to 120 °F
Environmental: IP65
Dimensions: 6 x 21.5 x 5.2 cm (with protruding details 8.6 cm)
Weight: 6 kg
Antennas: All MALÅ antennas (not HDR), except when operating the MALÅ borehole antennas in tomographic mode
Communication: Ethernet 100Mb/s
Display: LCD (640 x 480 pixels), hi-brite

1.2 GHz

The MALÅ 1.2 GHz HF Antenna is a high resolution antenna used for high quality radar measurements, with the deepest penetration in the MALÅ HF range. An optional EM sensor enables the detection of radiating 50/60 Hz fields from power cables and / or other metallic conductors within the structure under investigation.

Dimensions: 19 x 11,5 x 11 cm
Weight: 1.0 kg

(1.2 kg with 50/60 Hz EM sensor option)

1.6 GHz

The MALÅ 1.6 GHz HF Antenna is a high resolution antenna used for high quality radar measurements, with medium penetration in the MALÅ HF range. An optional EM sensor enables the detection of radiating 50/60 Hz fields from power cables and/ or other metallic conductors within the structure under investigation.

Dimensions: 16 x 9 x 11 cm
Weight: 0.6 kg

(1.2 kg with 50/60 Hz EM sensor option)

2.3 GHz

The MALÅ 2.3 GHz HF Antenna is a high resolution antenna used for high quality radar measurements, with the most shallow penetration in the MALÅ HF range.

Dimensions: 16 x 9 x 11 cm
Weight: 0.5 kg

Accessories for HF antennas

HF Cart
Single measuring wheel
Extension handle/ cables
Skid / wear plates
Road Cart

30 MHz

The MALÅ RTA 30 MHz is suitable for investigations requiring the greatest depth penetration.

Length: 13.06 m (distance Tx-Rx: 6 m)
Weight: 8 kg

50 MHz

The MALÅ RTA 50 MHz is suitable for investigations that require medium to deep, depth penetration.

Length: 9.25 m (distance Tx-Rx: 4 m)
Weight: 7.0 kg

100 MHz

The MALÅ RTA 100 MHz is suitable for investigations that require medium depth penetration.

Length: 6.56 m (distance Tx-Rx: 2 m)
Weight: 6.0 kg

Accessories for RTA

Towing belt
Skid plates
Hip chain

100 MHz

The MALÅ Shielded 100 MHz antenna is used for medium to low resolution investigations.

Dimensions: 125 x 78 x 20 cm
Weight: 25.5 kg
Applications: Geological and geotechnical applications.

250 MHz

The MALÅ Shielded 250 MHz antenna is a general purpose antenna, used for investigations that require medium depth penetration and medium resolution.

Dimensions: 74 x 44 x 16 cm
Weight: 7.85 kg
Applications: Utility detection, Underground Storage Tank (UST) and void detection.

500 MHz

The MALÅ Shielded 500 MHz antenna is a general purpose antenna for shallow to medium depth investigations.

Dimensions: 50 x 30 x 16 cm
Weight: 5.0 kg
Applications: Utility detection, road and pavement surveys.

800 MHz

The MALÅ Shielded 800 MHz antenna is suitable for shallow depth investigations.

Dimensions: 38 x 20 x 12 cm
Weight: 2.6 kg
Applications: Road / pavement surveys and concrete / structural investigations.

Accessories for shielded antennas

Towing kit
Skid plates
Measurement triggering wheels
Rough Terrain Cart (RTC)
Road Cart

100 MHz Slimhole Borehole Antenna

The MALÅ 100 MHz Slimhole Borehole Antenna is the lowest frequency available, used for medium to low resolution investigations.

Dimensions:

Tx: Length: 189 cm (including batteries) – Diameter: 40 mm
Weight: 3.3 kg
Rx: Length: 176 cm (including batteries) – Diameter: 40 mm
Weight: 3.6 kg

250 MHz Borehole Antenna

The MALÅ Borehole 250 MHz Antenna is a general purpose antenna, used for investigations that require medium resolution.

Dimensions:

Tx/Rx: Length: 129 cm (including batteries) – Diameter: 48 mm
Weight: 4.75 kg

Accessories for borehole antennas

Antenna separators
Tripods
Mechanical / digital depth encoders
Electrical winches

1.3 GHz

The 1.3 GHz Separable Shielded Antenna elements are typically used for high precision, high resolution measurements and velocity estimations.

Dimensions: 9 x 8 x 12 cm
Weight: 1.5 kg each
Power @ 12 V: Rx: 0.45 [A] Tx: 0.35 [A]
Compatibility: MALÅ ProEx Control Unit with coaxial module MALÅ MIRA System

400 MHz

The 400 MHz Separable Shielded Antenna elements are typically used for high precision measurements, velocity estimations and where any variation of polarization and Rx-Tx distance is needed.

Dimensions: 16,5 x 15,5 x 23 cm
Weight: 2.1 kg each
Power @ 12 V: Rx: 0.40 [A] Tx: 0.90 [A]
Compatibility: MALÅ ProEx Control Unit with coaxial module MALÅ MIRA System

200 MHz

The 200 MHz Separable Shielded Antenna elements are typically used for high precision measurements, velocity estimations and where any variation of polarization and Rx-Tx distance is needed.

Dimensions: 26 x 24 x 46 cm
Weight: 4.2 kg each
Power @ 12 V: Rx: 0.45 [A] Tx: 0.75 [A]
Compatibility: MALÅ ProEx Control Unit with coaxial module MALÅ MIRA System

Application Area

Features

Resources

Infrastructure & Civil Engineering: Optimized for high-speed road pavement analysis, airport runway inspections, concrete non-destructive testing (NDT), bridge deck assessments, and subsurface void detection.
Geophysics & Geology: Engineered for deep bedrock profiling, stratigraphic mapping, fracture and fault line detection, and complex academic or industrial geological research.
Environmental & Geotechnical: Highly effective for delineating groundwater contaminant plumes, locating underground storage tanks (USTs), water table mapping, and cross-hole borehole radar tomography.
Archaeology & Forensics: Provides non-destructive, high-resolution mapping of ancient structures, buried historical foundations, and deep forensic target locations without disturbing the topsoil.

True Multi-Channel Capability: Supports simultaneous data acquisition from up to 8 antennas, allowing for rapid 3D GPR mapping and multi-depth utility alignment tracking in a single pass.
Unmatched Antenna Compatibility: Seamlessly operates across the entire MALÅ antenna range, allowing you to interchange High-Frequency (HF), Shielded, Unshielded, and Borehole antennas on a single controller.
Optical Fiber Technology: Utilizes premium optical fiber interconnects to completely isolate radar signals from external electrical noise and heavy electromagnetic interference.
High-Speed Data Transfer: Features a robust, high-speed Ethernet link to ensure rapid, secure, and seamless high-volume data transmission from the control unit to your field laptop.
Ruggedized Modular Design: Built strictly for demanding field operations, featuring an expandable plug-and-play architecture that easily scales to match changing project complexities.

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MALA Profesional Explorer

About Product

MALÅ Professional Explorer (ProEx)

The Ultimate Multi-Channel GPR Controller

others Product

MALÅ ProEx Control Unit​

MALÅ XV Monitor – Seamless GPR Data Acquisition & Visualization

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MALÅ ProEx Control Unit