Product Description
Signal-to-Noise Ratio
SNR 81dB
Total Harmonic Distortion
THD .0038%
Upgrade your existing Aviation headset with our AFA-ELM 03 Microphone.
Equipped with our patented Real Time MICROPHONE Noise Cancelling Technology.
The AFA-ELM 03 Microphone solution is a direct fit and upgrades your existing OEM Flexible boom Aviation or Heavy-Duty Headset.
Welcome to the future of clear voice communication
Note* AFA Microphone capsules require DC bias voltage. Please ensure that your headset supplies the required voltage
Specifications
| Directivity (Voice Microphone) | Unidirectional |
| Directivity (Noise Microphone) | Omnidirectional |
| Frequency (f) | 100-20,000 Hz |
| Signal to noise ratio (S/N) | 81 dBA |
| Total Harmonic Distortion (THD) | 0.0038% |
| Sensitivity (S) | -50 to -39 dB |
| Output Impedance | 2.2k |
| Operating Temperature | -20 to 70°C |
| Standard operating voltage (Vs) | 2 Vdc |
| Max operating voltage | 10 Vdc |
Compatibility List
Microphone Capsules
AFA ELM-03 replaces microphone following capsules
| Brand | Model |
|---|---|
| Pilot | PA-7B |
| Pilot | PA-3 |
| David Clark | M-7A |
Aviation Headsets
AFA ELM-03 replaces microphone following capsules
| Brand | Model |
|---|---|
| Pilot | PA11-60 |
| Pilot | PA12.8 |
| Pilot | PA18-50 |
| David Clark | H10-60 |
David Clark Fits all of David Clark Electret WIRE Boom Style Headsets
Suits Flexible Booms
| Brand | Model |
|---|---|
| Pilot | MB-FF Replacement Aviation Mic Boom Fully Flexible |
| Pilot | MB-MF Replacement Aviation Mic Boom Metal/Flexible |
| David Clark | Flex Mic Boom Part No. 41090G-12 |
Suits Patch Lead
| Brand | Model |
|---|---|
| Pilot | ML-Patch Aviation Headset Microphone Patch Lead |
The AFA ELM-03 Noise Cancelling Microphone Capsule is designed to operate in place of carbon and amplified dynamic microphones.
NOTE* It will not operate in circuits that do not supply a DC bias voltage.
Most modern aviation communications equipment do supply this required voltage. If unsure, consult with your radio technical manual or with your local avionics shop.
