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| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 1027 |
| Sampling Method | Active (Pump-Driven) |
| Measurement Range | 0.1–999 pCi/L (3.7–37,000 Bq/m³) |
| Minimum Detectable Concentration | 0.1 pCi/L |
| Sensitivity | 2.5 counts per hour per pCi/L (cph/pCi/L) |
| Accuracy | ±25% or ±1 pCi/L (whichever is greater) |
| Display | 3-digit LCD |
| Power Supply | 220 VAC / 9 VDC adapter |
| Dimensions | 200 × 120 × 65 mm |
| Weight | 0.9 kg |
| Origin | Jiangsu, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | ML-91 |
| Price | USD 950 (FOB Jiangsu) |
| Operating Temperature | −10 °C to +40 °C |
| Relative Humidity | 66 % ±15 % RH |
| Atmospheric Pressure | 750 mmHg ±30 mmHg |
| Frequency Band | 3–33 cm (i.e., 0.9–10 GHz) |
| Power Density Range | 0.2 µW/cm² to 20 mW/cm² |
| Display | 3-digit LED, auto-ranging across 200 µW/cm² / 2 mW/cm² / 20 mW/cm² scales with LED range indicators |
| Alarm Threshold | Adjustable, default ≥5 mW/cm² |
| Calibration Field Accuracy | ±0.75 dB |
| Full-Scale Indication Error (at rated voltage) | ≤±1.5 % |
| Indicator Dimensions | 82 mm × 40 mm × 172 mm |
| Net Weight | 0.8 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | HD-2000 |
| Price | USD 1,240 (FOB) |
| Measurement Range | 0.01–100 µGy/h |
| Energy Threshold | 60 keV |
| Linearity (r vs. CPS) | ≥0.999 |
| Stability | ≤6% |
| Accuracy | ±20% |
| Sensitivity | ≥350 cps at 1 µGy/h |
| Power Consumption | ≤100 mW |
| Operating Temperature | 0–40 °C |
| Relative Humidity | ≤90% @ 40 °C |
| Weight | 6 kg |
| Dimensions | 35 × 20 × 25 cm |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | RAD7 |
| Sampling Method | Active Sampling |
| Detection Range | 3.7–74,000 Bq/m³ (0.1–20,000 pCi/L) |
| Minimum Detectable Concentration | 3.7 Bq/m³ (0.1 pCi/L) |
| Sensitivity | 12.8 counts/min per Bq/m³ (air monitoring mode) |
| Origin | Zhejiang, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | RJ-3 |
| Price | USD 700 (approx.) |
| Instrument Type | Field Strength Meter / Dosimetry Rate Meter |
| Frequency Range | 20–200 MHz |
| Measurement Range | 0–450 V/m (3-range switchable: 0–30 V/m, 30–150 V/m, 50–450 V/m) |
| Overall Measurement Uncertainty | ≤ ±30% |
| Operating Temperature | −10 °C to +40 °C |
| Relative Humidity | ≤ 80% RH |
| Power Supply | Two 6 V F22 alkaline stacked batteries |
| Form Factor | Portable |
| Instrument Dimensions | 170 mm × 100 mm × 45 mm |
| Packaging Dimensions | 450 mm × 370 mm × 150 mm |
| Weight | ~3 kg |
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