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RAMAC / GPR Shielded Antennas
Unshielded Antennas
Primarily used for medium to high
resolution radar surveys. The shielded antenna
construction makes the antennas especially suitable for
urban investigations or at sites with a lot of
background noise. Like all parts of the RAMAC/GPR
system, the shielded antennas are modular. The antenna
electronics, the pulling handle and the measuring wheels
are interchangeable between the different antennas. This
reduces cost for owning and upgrading a system.
Common applications for the RAMAC/GPR
shielded antennas include utility, void and UST
detection as well as archaeological and road surveys,
quality assurance and concrete investigations. These
shielded antennas offer modularity at its best and are
very efficient tools for subsurface mapping.


100 MHz shielded antenna
The shielded 100 MHz antenna holds the lowest
shielded antenna frequency commercially
available. It is used for medium and deep radar
surveys giving medium to low resolution.
Suitable for geological and geotechnical
applications.
Dimensions: 1.25 x 0.78 x 0.20 m, Weight: 25.5
kg
250 MHz shielded antenna
The shielded 250 MHz antenna is a general
purpose antenna. It is commonly used for
utility, UST and void detection. The 250 MHz
shielded antenna delivers medium penetration
depth and medium resolution. One of the most
popular antennas.
Dimensions: 0.78 x 0.44 x 0.16 m, Weight: 8.0
kg
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500 MHz shielded antenna
The shielded 500 MHz antenna is
probably the most popular general purpose GPR
antenna ever built. It delivers medium to
shallow penetration and good resolution. Most
commonly used for utility detection and road
surveys.
Dimensions: 0.5 x 0.3 x 0.16 m, Weight: 5.0 kg
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800 MHz shielded antenna
The shielded 800 MHz antenna
delivers very good resolution for shallow
investigations. The interchangeable electronics
make the 800 MHz antenna an economically good
alternative to the high resolution 1000 MHz
antenna. Road mapping and concrete
investigations are typical applications.
Dimensions: 0.38 x 0.20 x 0.12 m, Weight: 2.6 kg
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1000 MHz shielded antenna
The shielded 1000 MHz antenna is
a high resolution antenna used for high quality
radar measurements. It is commonly used for
concrete, reinforcement studies and for road
mapping and quality assurance. It has built in
electronics and is small and light-weight to
enable hand-held surveys.
Dimensions: 0.24 x 0.16 x 0.12 m, Weight: 2.4 kg
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