| Specifications |
| PCE-322A |
|
| Noise levels |
Low 30 ... 80 dB Medium 50 ... 100 dB High 80 ... 130 dB Auto 30 ... 130 dB |
| Dynamic range |
50 dB |
| Display |
4-digit LCD |
| Resolution |
0.1 dB |
| Accuracy |
±1.4 dB |
| Sampling rate |
2 x per second |
| Frequency |
31.5 Hz ... 8 kHz |
| Storage capacity |
32,700 readings |
| Frequency weighting |
A and C |
| Time weighting |
Fast (125 ms) Slow (1 sec.) |
| Microphone type |
Electret condenser |
| Functions |
MIN, MAX, HOLD, ALARM |
| Analog output |
AC/DC Headphone |
| Data interface |
USB port |
| Automatic shutdown |
After 15 minutes inactivity |
| Operating conditions |
0 ... +40 °C / +32 ... +104 °F, < 90 % RH |
| Storage conditions |
-10 ... +60 °C / +14 ... +140 °F, 10 ... 75 % RH |
| Power supply |
9 V block battery (for approx. 30 h continuous operation) AC power |
| Dimensions |
280 x 95 x 45 mm / 11.02 x 3.74 x 1.77" |
| Weight |
Approx. 350 g / 0.78 lb |
| |
|
PCE-SC 43
|
|
| Sound pressure level |
94 dB, 104 dB, 114 dB |
| Accuracy |
±0.4 dB |
| Class |
2 |
| Frequency |
1000 Hz for A, B, C and D frequency weighting |
| Frequency accuracy |
±1.7 % |
| Stabilization time |
10 seconds |
| Total harmonic distortion |
<3 % |
| Environmental conditions |
|
| Temperature influences |
<0.4 dB at 0 ... 40 °C / 32 ... 104 °F |
| Humidity influences |
25 ... 90 % RH |
| Atmospheric pressure |
<0.1 dB at 65 ... 108 kPa |
| Stability at <60 seconds |
±0.15 dB |
| Stability after one year |
±0.35 dB |
| (normal use) |
|
| Operating conditions |
0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH, |
| |
non-condensing |
| Storage conditions |
-20 ... 50 °C / -4 ... 122 °F, <90 % RH, |
| |
non-condensing |
| Automatic shutdown |
after 20 minutes |
| Power supply |
2 x 1.5 V AA batteries |
| Battery life |
ca. 50 hours |
| Microphone size |
1/2 inch |
| Dimensions |
60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4" |
| Weight |
400 g / 14.1 oz |