Built-in electret microphones
- Microphone cartridge with omnidirectional polar pattern
- Compact boundary microphone
- Low cut switch (80 Hz)
- 10 dB attenuation, switchable
- Metal housing
- Black (CM-503N/B) or white (CM-503N/W) cartridge cover
| Description | built-in microphone |
| Version | - |
| Transmission method | cable |
| Polar pattern | omnidir. |
| System | electret |
| Carrier frequency range | - |
| Transmitting power | - |
| Power supply | - |
| Operating time | - |
| Audio frequency range | 40-17,000 Hz |
| Nominal impedance | 220 O |
| Sensitivity | 4 mV/Pa |
| S/N ratio | 68 dB |
| Max. sound pressure | 140 dB |
| Power supply | DC 9-52 V, phantom power |
| Gooseneck length | - |
| Housing material | metal |
| Admiss. ambient temp. | 0-40 °C |
| Dimensions | 31.6 x 69.7 x 30 mm |
| Weight | 67 g |
| Cable | - |
| Connection | XLR, bal. |