Description
The Sennheiser MD 445 is a flagship professional dynamic vocal microphone engineered for the most demanding live performances. Featuring an advanced large-diaphragm dynamic capsule with a high-rejection supercardioid pickup pattern, the MD 445 delivers exceptional vocal presence, remarkable transparency, and outstanding feedback rejection, even on the loudest stages.
Developed from Sennheiser’s high-end wireless microphone technology, the MD 445 incorporates a lightweight aluminum-copper voice coil, spring-mounted capsule, and integrated hum-compensating coil to provide superior transient response, minimal handling noise, and exceptional immunity to electromagnetic interference. Its rugged all-metal construction ensures reliable performance for touring, broadcast, theater, houses of worship, and professional live sound applications.
ARCHITECT’S SPECIFICATION
The microphone shall be a professional moving-coil dynamic vocal microphone with a high-rejection supercardioid pickup pattern designed for live performance, broadcast, theater, and professional sound reinforcement applications.
The microphone shall feature a large-diaphragm dynamic capsule with a lightweight aluminum-copper voice coil, spring-mounted capsule suspension, integrated hum-compensating coil, and rugged all-metal housing. The microphone shall provide exceptional vocal clarity, fast transient response, superior off-axis rejection, and extremely high resistance to acoustic feedback.
The microphone shall provide a frequency response of 40 Hz – 20,000 Hz and a sensitivity (free field, no load) of 1.6 mV/Pa at 1 kHz. Nominal impedance shall be 245 Ω with a minimum terminating impedance of 1 kΩ.
Maximum sound pressure level shall be 163 dB SPL. Dynamic range shall be 145 dB(A). Equivalent noise level shall be 18 dB(A). The microphone shall provide a balanced 3-pin XLR connector and require no external power supply.
Dimensions shall be Ø 47.5 × 174 mm (1.87″ × 6.85″). Weight shall be 329 grams (11.60 oz).
The microphone shall be the Sennheiser MD 445.
TECHNICAL SPECIFICATIONS
| Transducer principle | Dynamic moving-coil microphone |
| Frequency response | 40 – 20,000 Hz |
| Pickup pattern | High-rejection Supercardioid |
| Sensitivity (free field, at 1 kHz) | 1.6 mV/Pa (-55.9 dBV/Pa) |
| Maximum SPL | 163 dB SPL |
| Equivalent noise level | 18 dB(A) |
| Dynamic range | 145 dB(A) |
| Nominal impedance | 245 Ω |
| Minimum terminating impedance | 1 kΩ |
| Connector | XLR-3M |
| Power requirement | None (Dynamic microphone) |
| Special features | Lightweight aluminum-copper voice coil, spring-mounted capsule, integrated hum-compensating coil, extremely high feedback rejection |
| Dimensions | Ø 47.5 × 174 mm |
| Weight | 329 g |
DELIVERY INCLUDES
- MD 445 Dynamic Vocal Microphone
- Microphone Clip
- Five Pop Protection Discs
- Protective Pouch
- Quick Guide
- Safety Guide
