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Shielded Coil Antenna : 7604 | ETS-Lindgren
The ETS‑Lindgren Model 7604 Shielded Coil Antenna is a magnetic-field pick-up coil built to MIL‑STD‑462D specifications. It measures magnetic fields from 20 Hz up to 500 kHz and features 36 turns of fine Litz wire wound on a 13.3 cm diameter loop.
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The ETS‑Lindgren Model 7604 Shielded Coil Antenna is a magnetic-field pick-up coil built to MIL‑STD‑462D specifications. It measures magnetic fields from 20 Hz up to 500 kHz and features 36 turns of fine Litz wire wound on a 13.3 cm diameter loop.
Benefits :
- Precision magnetic-field measurement over ultra-low frequencies
- Individually calibrated per ANSI C63.5 using NIST-traceable equipment
- Shielded design minimizes external interference
- Compact and lightweight for portable EMC surveys
Key Features :
- Frequency range: 20 Hz – 500 kHz
- Diameter: 13.3 cm
- Turns: 36 turns of 7‑strand AWG‑41 Litz wire
- Connector: BNC female, 50 Ω
- Impedance: Nominal 50 Ω
- Pattern type: Omnidirectional
- Polarization: Linear magnetic
- Weight: ~0.9 kg
- Mounting: Accepts tripod with ¼‑20 thread
Typical Applications :
- Magnetic field measurement for MIL‑STD‑462D and RS101 testing
- Low-frequency EMC compliance and immunity testing
- Field surveys and portable benchmark measurements
Further Information :
- Constructed for precise measurement with low uncertainty
- Shielded to reduce electrostatic and radiated interference
- Durable aluminum loop with stable calibration factor
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