
ultrasound
| Nominal | 2.0 MHz | 2.0 MHz | 
| Frequency | Waterproof | 
 | 
| 
 | Probe | 
 | 
| 
 | 4.0 MHz | 4.0 MHz | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| 
 | 8.0 MHz | 8.0 MHz | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| Working | 2.0 MHz | 2.0 MHz ±10% | 
| Frequency | Waterproof | 
 | 
| 
 | Probe | 
 | 
| 
 | 4.0 MHz | 4.0 MHz ±10% | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| 
 | 8.0 MHz | 8.0 MHz ±10% | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| P- | < 1MPa | 
 | 
| 
 | 
 | 
 | 
| Iob | < 10 mW/cm2 | 
 | 
| Ispta | < 100mW/cm2 | 
 | 
| Working Mode | Continuous Wave Doppler | |
| 
 | 
 | 
 | 
| Effective | 2.0 MHz | 245mm2 ±15% | 
| Radiating Area | Waterproof | 
 | 
| of Transducer | Probe | 
 | 
| 
 | 4.0 MHz | 32mm2 ±15% | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| 
 | 8.0 MHz | 14mm2 ±15% | 
| 
 | Waterproof | 
 | 
| 
 | Vascular Probe | 
 | 
| 
 | 
 | 
 | 
| 
 | 31 |