PROBES
H3DV7 - Isotropic H-Probe
H3DV7
3-Dimensional H-Field Probe for MRI and other Low Frequency Applications
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Three concentric loop sensors with 3.8 mm loop diameters (3 turns each) Resistively loaded detector diodes for linear response Built-in shielding against static charges PEEK enclosure material (resistant to organic solvents, e.g., glycolether) |
| Calibration |
ISO/IEC 17025 calibration service available |
| Frequency | 40 MHz – 1 GHz (absolute accuracy ± 6.0%, k = 2) Output linearized (can be extended to <20 MHz) |
| Directivity | < ±0.2 dB (axial isotropy error) < ±0.4 dB for f <100 MHz |
| Dynamic Range | 0.01 A/m to 5 A/m at 128 MHz |
| E-Field Interference | <10% at 1 GHz (for plane wave) |
| Dimensions | Overall length: 337 mm (tip: 40 mm) Tip diameter: 6 mm (body: 12 mm) Distance from probe tip to dipole centers: 3 mm |
| Applications | General magnetic near-field measurements up to 1 GHz (in air or liquids) Field component measurements Measurement of RF fields within MRI Surface current measurements Low interaction with the measured field |
| Data Acquisition Systems | DAE4 EASY6-DAE |
| Options | PRE-10: dynamic range extender PE300: 300 mm probe length extender SPC: snap probe connector for probe quick connect |
| Compatibility | DASY3, DASY4, DASY52 PRO and higher, EASY6, EASY4/MRI |
