MT-901A Mini Electronicus Digitalis Decibel Soni Metrum Sonometrum

Applicata Norma

IEC61672-1 CLASS2

Accuratio

±1.4dB

Frequens Ambitus

31.5Hz ～ 8KHz

Dynamic range

50db

Mensura Nivelis Intervallum

30dB ～ 130dB

Pondus frequentiae

dBa

Microphone

1/2 iugum electreti condensatoris

Display

3 1/2 digitos,

Resolutio

0.1dB

Data renovatio:

0.5 sec

Max Retentio

MAX

Min Retentio

Min

Custodia Schermi

Tenere

Extinguitur automata

Metrum post ca. 15 minuta inactivitatis secludit automatice.

Potentiae copia

Unus batteria 9V, 006P vel IEC 6F22 vel NEDA 1604.

Vita Altilium

saltem 30 horas

Conditiones operating

- 20℃～60℃，10％RH～90％RH

Repono Conditions

-20℃～60℃, 10％RH～75％RH

Dimensio (L*W*H)

144* 55* 38mm

Pondus:

90g

ACCESSORIES:

Commentarius utentis, pilula 9V et paries vitreus