Electromagnetic Field Strength Analyzer
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| Frequency Range | 3 kHz – 30 MHz |
|---|---|
| Electric Field Range | 0.02–1000 V/m |
| Magnetic Field Range | 0.6 mA/m – 300 A/m |
| Resolution Bandwidth | 1 kHz (min) |
| Dynamic Range | 80 dB |
| Battery Life | Up to 12 h (rechargeable Li-ion) |
| Probe Dimensions | 92 × 92 × 109 mm |
| Compliance | Designed for IEC 61786-1, IEEE C95.3, and EN 50492 assessment workflows |
| Brand | Holaday |
|---|---|
| Origin | USA |
| Model | HI3604 |
| Frequency Range | 30–2000 Hz |
| Electric Field Range | 1 V/m – 200 kV/m |
| Magnetic Field Range | 0.2 mG – 20 G |
| Accuracy | ±1% (typical, referenced to NIST-traceable calibration) |
| Display | LCD with unit selection (mG, G, V/m, kV/m) and bar-graph visualization |
| Data Storage | 127 internal readings |
| Power | Two 9V alkaline batteries (NEDA 1604A) |
| Operating Temperature | 10–40 °C |
| Relative Humidity | 5–95% RH (non-condensing) |
| RMS Detection | True RMS for non-sinusoidal waveforms |
| Polarization Response | Single-axis (electric and magnetic sensors optimized for linear polarization alignment) |
| Output | Analog preamp output (1 mV per unit full scale) via 3.5 mm audio jack |
| Optional Digital Interface | Fiber-optic link compatible with HI-3616 remote control unit |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | SRM-3006 |
| Frequency Range | 9 kHz – 6 GHz |
| Display Range | DANL to +20 dBm |
| Measurement Range | −30 dBm to +20 dBm (1 dB steps) |
| RF Input Attenuation | 0–50 dB (1 dB steps) |
| Level Uncertainty | ≤1.2 dB (15–30 °C) |
| Antenna Auto-Detection | Yes (type & calibration date) |
| Compliance Standards | HJ 1151–2020, IEC 62232, EN 50492, ICNIRP, GB 8702 |
| Brand | Starwood |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | NHT-310 |
| Pricing | Upon Request |
| Frequency Range | DC – 40 GHz |
| Display | Monochrome backlit LCD (128 × 64 pixels, 7 cm diagonal) |
| Refresh Rate | 200 ms |
| Measurement Units | mW/cm², W/m², V/m, A/m, Tesla |
| Result Modes | Actual, MAX, AVG, Median, X/Y/Z instantaneous |
| Data Storage | 21,504 samples (21,000 typical) |
| Logging Duration | >24 h at 5 s interval |
| Battery Life | ~72 h (backlight off) |
| Operating Temperature | −10 °C to +50 °C |
| Storage Temperature | −20 °C to +70 °C |
| Humidity | 5–95% RH (non-condensing) |
| Dimensions (host) | 160 × 98 × 30 mm |
| Weight (host) | 500 g |
| Housing | Magnesium-aluminum alloy |
| Integrated Sensors | Temperature, GPS (optional) |
| Analog Outputs | X/Y/Z SMA female connectors |
| Digital Interface | Full-duplex serial fiber optic port |
| Probe Interface | Plug-and-play LEMO™ with automatic recognition |
| Software | MicroLink (Windows XP/7/Vista/8) |
| Calibration Interval | 24 months |
| Probe Options | PROBE 01E (100 kHz – 6.5 GHz), PROBE 11E (5 Hz – 400 kHz), PROBE 10B (5 Hz – 400 kHz) |
| Brand | Starwood |
|---|---|
| Model | SMP620 |
| Category | Electromagnetic Field Strength Analyzer |
| Frequency Range | DC to 300 GHz (probe-dependent) |
| Electric Field Measurement Range | Up to 100 kV/m (with appropriate probe) |
| Magnetic Field Measurement Range | Up to 10 T (with appropriate probe) |
| Accuracy | ±1.5% (typical, probe- and frequency-dependent) |
| Data Storage | 4 GB internal (expandable) |
| Sampling Interval | 0.5 s to 100 h (1 s step) |
| Display Units | V/m, kV/m, µW/cm², mW/cm², W/m², nT, µT, mT, T, A/m, mG, % of exposure limit |
| Compliance Support | ICNIRP, IEEE C95.1, GB 8702–2014, EN 50492, EN 62233 |