Schwarzbeck HHS 5202-9 Circular Helmholtz Coils (3053 A/m, DC – 2.5 MHz)

Number of turns (per Coil): 9

Maximum coil current: 55 A, 5 min.

Nominal continuous coil current: 33 A

Coil spacing for best field uniformity: 132 mm

Coil spacing for high field strengths (all following values refer to 116 mm coil distance): 116 mm

Maximum magnetic field strength: 3053 A/m, 5 min.

Nominal continuous magnetic field strength: 1832 A/m

Magnetic field strength @ 1 A Coil Current: 55.52 A/m

Current required for 1 A/m: 18 mA

Conversion Current–Fieldstrength (Coil factor): 154.89 dBµA/m / 34.9 dB/m

Coil diameter: 232 mm

Mechanical dimensions: 0.20 m × 0.25 m × 0.39 m

Max. cubical shaped DuT: 11.3 × 11.3 × 11.3 cm

Terminals: 4 mm banana jacks and 7 mm screw terminals

Usable frequency range: DC – 2.5 MHz

Inductance (per coil): 36 µH

Inductance (pair of coils): 80 µH

Resistance (per coil): 33 mΩ

Coil capacitance (pair of coils): 24 pF

Resonance frequency (pair of coils): > 3.5 MHz

Weight: 4.9 kg

 Datasheet