-2-
9. Accuracy： ±1.5dB.
10. Dynamic range：50dB.
11. Alarm function：”OVER” is show when input is
more than upper limit of
range. ”UNDER” is show when
input is Less than lower limit of
range.
12. MAX/MIN hold：Hold readings the Maximum and
Minimum value.
13. AC output ： 1Vrms at FS(full scale).output
impedance：Approx.50Ω . FS：
means the upper limit of each level
range.
14. DC output：10mV/dB,
output impedance approx.100Ω .
15. Low Battery Indication: Replace battery as LCD
display “
”.
16. Power Supply： 9V NEDA 1604，IEC 6F22,JIS
006P battery×1pcs.
17. Power Life : About 30 hrs (alkaline Battery).
18. DC adapter：Voltage 9V
DC
(8~15V
DC
Max)
Supply current：＞30mA
DC
.
Socket：pin Ground Casing Positive
External Diameter 3.5mm internal
Diameter 1.35mm
19. Operation temperature ＆ Humidity ： 5 ℃ ~40
℃,below 80﹪ RH。
20. Storage Temperature＆Humidity：-10℃
~60℃,below 70﹪ RH。
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