This is a pack of 8 omnidirectional electret condenser microphones, each 9.7 mm in diameter with a built-in FET and PC pins. They operate on 2–10 V DC at 500 µA, cover 50 Hz to 8 kHz, and have -42 dB ±3 dB sensitivity with a 60 dB signal-to-noise ratio.
Key Features
- 8 microphones per pack
- Omnidirectional electret condenser capsule with FET
- Frequency range 50 Hz to 8 kHz
- Sensitivity -42 dB ±3 dB; 60 dB S/N ratio
- Runs on 2–10 V DC at 500 µA
- PC pins for circuit board mounting
- 9.7 mm diameter, 6.7 mm high
Specifications
| Quantity | 8 |
|---|---|
| Type | Electret condenser microphone (FET) |
| Output | Analog |
| Pickup pattern | Omnidirectional |
| Frequency range | 50 Hz – 8 kHz |
| Sensitivity | -42 dB ±3 dB @ 94 dB SPL |
| S/N ratio | 60 dB |
| Impedance | 1 kΩ |
| Voltage | 2–10 V DC |
| Supply current | 500 µA |
| Port | Top |
| Termination | PC pins |
| Size | 9.70 mm (0.382 in) dia x 6.70 mm (0.264 in) max height |
| SKU | 26MPFETPK8 |
What's Included
- 8 x 9.7 mm electret condenser microphones
Ideal For
Classrooms, prototyping and small production runs of sound-sensing circuits.
Frequently Asked Questions
What does FET mean here?
The capsule contains a field-effect transistor that buffers the very high-impedance electret element, giving a usable 1 kΩ output.
Can these be soldered directly to a PCB?
Yes, they have PC pin terminations.