Project Description
Ground microphone P-900
Application
Ground microphone P-900 should be used with an auxiliary frequency generator of 1024 ± 2 Hz / 2048 ± 2 Hz and no less than 200 W of output power at the load range from 0.5 to 200 Ohms (e.g., LFG-50) when searching using the inductive method.
Technical specifications
| Parameter | Value |
|---|---|
| Sensitivity at max / min amplification | 20 uV / 500 mV |
| Pass band (-3 dB) in “1024Hz” / ”2048Hz” mode, Hz | 10 / 12 |
| Pass band in audio frequency mode, Hz | 20 – 2200 |
| Power source | 5 АА × 1.2 V NiMh |
| Duty time, hours | 16 |
| Dimensions (W × H × D), mm | 180 × 70 × 120 |
| Net weight (batteries included) | 0.65 |