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| Brand | Atomtex |
|---|---|
| Model | AT2140 / AT2140A |
| Type | Personal Dose Rate & Dose Meter (γ-ray) |
| Dose Rate Range (AT2140) | 0.01 μSv/h – 10 mSv/h |
| Dose Rate Range (AT2140A) | 0.01 μSv/h – 100 mSv/h |
| Dose Range | 0.01 μSv – 9.99 Sv |
| Dose Measurement Range | 0.1 μSv – 1.99 Sv |
| Relative Measurement Error | ±15% max. |
| Calibration Accuracy | ±5% max. |
| Sensitivity to ¹³⁷Cs | 1.8 cps/(μSv·h⁻¹) |
| Energy Response Range | 50 keV – 3 MeV |
| Energy Dependence (vs. 662 keV ¹³⁷Cs) | ±30% (AT2140), ±25% (AT2140A) |
| Angular Dependence (±60°, ¹³⁷Cs/⁶⁰Co) | ±25% |
| (²⁴¹Am) | ±60% |
| Response Time (Dose Rate >1 � | Sv/h): ≤10 s (AT2140), ≤5 s (AT2140A) |
| Operating Temperature | −20°C to +50°C (AT2140), −30°C to +60°C (AT2140A) |
| Relative Humidity (non-condensing) | ≤95% at 35°C |
| IP Rating | IP40 |
| Drop Resistance | 1.0 m onto hard surface |
| Power Supply | 2 × AA batteries |
| Battery Life | 5,000 h (AT2140), 10,000 h (AT2140A) |
| Dimensions & Weight | 111 × 70 × 28 mm, 0.11 kg |
| 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 |
| 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) |
| 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 |
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