Radio Shack Sound Level Meter Instrukcja Właściciela Pobierz pdf (Strona 5)

Specifications

 Specifications

Range:

Accuracy ............................... ± 2 dB @ 114 dB

Standard ........................... 0 dB = 0.0002 µbar

Weighting ........................................... A and C

Response ................................... Fast and Slow

Signal Output ................................. 1.0V (peak)

minimum into open circuit,

with full-scale meter,

deflection at 1 kHz

Load Impedance .................10k Ohm minimum

Distortion ............ Less than 2% at 1 kHz, 0.5V

Microphone ........................ Electret condenser

omnidirectional becoming

slightly directional

with increase in frequency

Switch Setting Range of Measurement

60 dB 50–66 dB

70 dB 60–76 dB

80 dB 70–86 dB

90 dB 80–96 dB

100 dB 90–106 dB

110 dB 100–116 dB

120 dB 110–126 dB

1 2 3 4 5 6 7 8 9 10 ... 19 20

Brak uwag

Radio Shack Sound Level Meter Instrukcja Właściciela Strona 5