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| Parameter | Specification |
|---|---|
| Model | KDZD3088 |
| Measurement Range | –20 to +70 dB |
| Accuracy | ±1 dB |
| Resolution | 0.11 dB |
| Min. Detectable PD | ≥100 pC (at ≥10 cm) |
| Detection Distance | 15 m @ 10 kV 35 m @ 35 kV 51 m @ 110 kV |
| Ultrasonic Sensor | Center freq: 40 kHz Sensitivity: –70 dB Beam angle: 72° |
| Display | 3.5" TFT color touchscreen, 320×240, capacitive touch |
| Data Storage | USB (16 GB supported); stores up to 160K records |
| Audio Recording | WAV format, 48 kHz sampling, default 10 sec (adjustable) |
| Interfaces | 3.5 mm headphone jack, USB, GPS (IPX for external antenna) |
| GPS | 50-channel, cold start ≤27 s, ceramic passive antenna |
| CPU / ADC | 10 kS/s sampling rate, 16-bit A/D conversion |
| Operating Conditions | Temp: –10°C to +50°C Humidity: ≤90% RH |
| Dimensions | 353 × 190 × 90 mm |
| Weight | ~0.6 kg |
| Battery | 3.7 V / 8000 mAh Li-ion Full load: 8 h Normal: 12 h Low-power: 20 h |