- Purchase Here: /archive/acousticom-store/M-7-DC-Amplified-Electret
- Spec Sheet: 5700-CA (PDF)
- Acousticom’s BEST SELLING microphone!
- Noise canceling amplified electret microphone.
- Shock, vibration & weather resistant.
- Carbon replacement.
- M-7/DC direct replacement.
This aviation microphone is a noise canceling microphone. This microphone replaces carbon & amplified dynamic microphones used in civilian applications. This microphone requires a DC voltage supply of 9-28 volts. This voltage is standard with modern aviation equipment.
| General Description | |
| Color | Black |
| Weight | 5.5 grams (0.19 ounces) |
| Dimensions | 1.80 x .5 x .75 inches |
| Materials | High Strength ABS Plastic, Corrosion Resistant Metals |
| Compliance | RTCA/DO-214 |
| Microphone Specification | |
| Impedance | 150 ohms +/- 20 ohms |
| Distortion | 6% @ 114dB |
| Frequency Response | 100 Hz to 10,000 Hz |
| Sensitivity at Ground Level | 86dB- 98dB @ 1.0 kHz/94dB input |
| Noise Cancellation | 15 dB |
| Altitude Compensation | 25,000 feet |
| Supply Voltage | 9-28V DC (not polarity sensitive) |
| Termination | U-173/U Plug |
| Environmental | |
| Testing STD | MIL-STD-810E |
| Temperature Range | -55C to +85C |
| Waterproof | No |
| Immersion | 0 feet |
| Compatible Headsets | |
| Avcom | AC-200 PNR, AC-260 PNR, AC-454 PNR |
| David Clark | Fits all David Clark general aviation models with a WIRE boom support. |
| Flightcom | 4DX |
| Rugged Radios | RA200, RA250, RA454, RA600 |
| Sigtronics | S-20, S-20Y, S-40, S-40H, S-45, S-45H |
| SoftComm | C-45-10, C-40, C-40-10, C-40-20, C-45-10, C-46 |
| Known Part Numbers | |
| David Clark | M-7/DC, 09168P-31, M-4 |
| Electro-Voice | 903E, 903-1341, 903-1342 |
| Gentex | N100226-00, N100226-00, N100226-01, N100914, N100914-00, N100914-02, 5060-4 |
| Jepp Direct | VLH1265, VLH1264, VL2G0241, VLH1074 |
| NSN | 5965-01-424-2939 |
| Pilot USA | PA-5, PA-5X, 1142-22 |
| Sigtronics | PN 800082, PN M-80H, PN 800078 |
| WWP | A1060 |
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