Battery-Powered Microphone Amplifier CMBI
| Specifications |
| Sensitivity | see corresponding capsule |
| Equivalent noise level | see corresponding capsule |
| Switch setting “0 dB“: | |
| Maximum output voltage | 0.7 V |
| Maximum sound pressure level at 0.5% THD | RL > 10 kΩ: > 130 dB-SPL |
| Maximum sound pressure level at 0.5% THD | RL= 1kΩ: ca. 120 dB-SPL |
| Output impedance | unbalanced, 500 Ω |
| Switch setting “-15 dB“: | |
| Maximum output voltage | ca. 0.14 Ω |
| Maximum sound pressure level at 0.5% THD | at least 130 dB-SPL |
| Output impedance | unbalanced, 300 Ω |
| Switch | on (0 dB) / off / on (-15 dB) |
| Battery powering | 6 V silver oxide battery |
| Battery powering | e.g. IEC 4 SR 44, maximum battery life: 80 h |
| External powering | 7 – 13 VDC, 1.7 mA |
| Output socket | 5-pin miniature |
| Diameter | 20 mm |
| Length | without capsule: 92 mm |
| Weight | 72 g |
| Surface finish | matte gray (g) or nickel (ni) |
Colette
Microphone Capsules