TYPE 2124A is a standard sound source, which emits 124dB-SPL pure sine tone at 250Hz for calibration of sound level meter.This is used for precise calibration of sound level meter provided with 1-inch, 1/2-inch and 1/4-inch condenser microphones.
SPECIFICATION
|
TYPE |
2124A |
|
Nominal Sound pressure level |
124dB re.20μPa |
|
Accuracy |
±0.2dB |
|
Frequency |
250Hz ±1% (Oscillation) |
|
Battery Type |
Alkaline dry batteries(LR6) 4 |
|
Battery Life |
Approx. 8 hours |
|
Size |
φ37×224 |
|
Weight |
800g |
|
Accessories |
1/2 and 1/4-inch microphone Adapter |