Cobra Plug-In GPR - Remote Robotic
Cobra Plug-In GPR - Remote Robotic
Cobra Plug-In GPR - Remote Robotic
Cobra Plug-In GPR - Remote Robotic
Cobra Plug-In GPR - Remote Robotic
Cobra Plug-In GPR - Remote Robotic
SPH Engineering

Cobra Plug-In GPR

  • GPR
  • Radar
Operating time up to 12 hours
IP67 Rated
Real-Time Sampling: Yes (32,000 stacks/s)
Penetration Depth: up to ~120 m
Frequency Options: 52 MHz / 80 MHz / 124 MHz
Deployment Mode: Ground & Air-coupled GPR

The Cobra Plug-In GPR is a high-penetration ground-penetrating radar system engineered for deep subsurface investigations across geophysical, engineering and environmental applications. It features Real-Time Sampling (RTS) technology, monostatic antenna compatibility, wireless operation and a lightweight compact build — enabling reliable performance even in challenging terrains and airborne or air-coupled configurations.

TYPE

Single-channel with unshielded antenna

FREQUENCY PARAMETERS

Central Frequency:

  • SE-40: 52 MHz
  • SE-70: 80 MHz
  • SE-150: 124 MHz

Operating Bandwidth:

  • SE-40: 15–105 MHz (90 MHz bandwidth)
  • SE-70: 20–140 MHz (120 MHz bandwidth)
  • SE-150: 20–280 MHz (260 MHz bandwidth)

SAMPLING PARAMETERS

Sampling Method: Real-Time Sampling (RTS) with high hardware stacking
Samples per Scan: 512 per trace
Sample Rate: 2,560 samples/second
Scan Rate: 5 scans/s
Sample Output: 16-bit digital raw data

Time Range per Sample:

  • SE-40: 1600 ns
  • SE-70: 1600 ns
  • SE-150: 800 ns

DEPTH CAPABILITY

Up to 20–30 meters (depending on ground properties)

DATA FORMAT

Standard Geophysical SEGY Data Format (.sgy) with trace geotagging

ENVIRONMENTAL PARAMETERS

Operating Temperature: –20°C to 50°C
Humidity: Not specified
Ingress Protection: IP67

MECHANICAL PARAMETERS

Dimensions (L × W × H):

  • SE-40: 200 × 15 × 21 cm
  • SE-70: 139 × 15 × 21 cm
  • SE-150: 92 × 22 × 22 cm

Weight:

  • SE-40: 5.2 kg
  • SE-70: 4.9 kg
  • SE-150: 4.6 kg

BATTERY AND POWER

Airborne Variant:
Powered by drone main battery via standard payload power socket

Ground Surveys:
Integrated 11.1 V / 6.6 Ah (73 Wh) Li-Ion battery
Operating time: up to 12 hours

  • Cobra Plug-In GPR system (controller)
  • Antenna (SE-40 or SE-70 or SE-150)
  • Rugged tablet computer
  • Rugged transport case
  • Charger
  • Prism2 data acquisition/post-processing software

Remote Robotic is a North American authorized dealer for SPH Engineering Cobra Plug-In GPR.

Your purchase includes the full standard manufacturer warranty, and we also offer optional support programs to help protect your equipment and keep it performing at its best.

Learn more about Extended Care Program

We offer training for all robotic solutions

Learn more

Cobra Plug-In GPR FAQ

Yes — the system supports air-coupled or airborne configurations thanks to its wireless design and antenna options.

Depth is highly dependent on soil dielectric (εr), antenna frequency, stacking, and survey conditions. The ~120 m figure is for optimal low-conductivity ground.

How does the real-time sampling benefit me?
The RTS architecture enables a higher stacking rate and better S/N ratio than conventional GPR—a 45 dB improvement translates to deeper penetration/resolution trade-off.

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