Ada ZSM 130+ [10/34] Zsm 130

ZSM 130+

MEASUREMENT FOUNDATION

continuously. Press once again the button, will release the hold and allow a further measurement.

(Maximum Hold: Decay < 15 digits/3min)

7. Data Hold button: HOLD

The hold function freezes the reading in the display. Press the HOLD button momentarily to activate or to exit the HOLD

function.

8. Microphone

1/2 inch Electret Condenser microphone.

9. DC. AC Output jack

Standard 3.5mm 3 pole coaxial output socket

Serves to supply AC signals and log-converted dc signals to external equipment.

OUTPUTS: Two outputs can be accessed through 3.5mm stereo phone plug refer.

DC output: logarithmic signal. 10mV/dB

Impedance≤100Ω

AC output: approx. 0.65Vrms corresponding to each range step.

Impedance≈100Ω

10. calibration potentiometer

The calibration potentiometer can be adjusted clockwise or counterclockwise to standard 94.0dB.

11. Tripod mounting screw.

12. Battery Cover