MAE - Model GH45ZF -Horizontal geophone 4.5 Hz

General specifications:

• Manufacturer: ZF-GEO
• Typology: Horizontal
• Case: Land case
• Connector: Mueller clips
• Spike height: 7 cm
• Cable lenght : 1 mt

Physical specifications:

• Moving mass: 11.1 g
• Maximum coil excursion: 4.0 mm
• Diameter: 25.4 mm
• Height: 36
• Weight: 81 g
• Operative temperature range: -40°C to +100°C

Frequency:

• Natural Frequency (fn): 4.5 Hz
• Tolerance: +/- 0.5 Hz
• Max. tilt angle for specified fn: 0°
• Typical Spurious frequency: >140 Hz

Sensitivity:

• Sensitivity: 28.8 V/m/s
• Tolerance: +/- 5%
• RtBcFn (Ohm Hz): 6000

Coil Resistance:

• Standard: 375 ohm
• Tolerance: +/- 5%

Damping:

• Open circuit damping: 0.56
• Tolerance: +/- 5%

Distortion:

• Distortion eith 0.7 in/s p.p. coil to case velocity: <0.3%
• Distortion measurement frequency: 12 Hz
• Max. tilt angle for distortion specification: 0°

• M.A.S.W.
• Re.Mi/ESAC