Casella-cel CEL-440 Bedienungsanleitung PDF herunterladen (Seite 50)

Use this option with great caution !

The option to format the instrument memory is displayed on the

final Self Test screen.

Proceed as follows.

4.5 Use With Tape and DAT Recorders

(Including Calibration For Line Input)

The sound level meters can be connected to a DAT or tape recorder and

function as an accurately calibrated input system.

This enables the measured sound (or vibration) levels to be

recorded for further calculation and analysis.

When recording, connect the recorder to the OUT Phono

jack-socket in the bottom of the sound level meter (Figure 6). This socket

supplies an unconditioned AC signal with a maximum level of 0.5 V RMS.

When replaying, insert the recorded signal via the IN Phono

jack-socket shown in Figure 7. Suitable signals from other sources may

also be inserted for measurement or analysis in this way.

If an electrical calibration of the instrument using the microphone

substitution method is required, insert the calibration signal via a

CEL-516 Line Input Adaptor (or the earlier CEL-216) screwed in to a

CEL-495 Preamplifier in place of the Type 1 microphone (which may also

f-01

512Kb

13Jan98 1Ø:54:42

Format

Memory

Full

Runs

f-02

Delete All Runs

WARNING

and User Setups

No Yes

Operation

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Casella-cel CEL-440 Bedienungsanleitung Seite 50