3B SCIENTIFIC PHYSICS U11367 Instruction Sheet

3B SCIENTIFIC
Instruction sheet
11/08 Hh

1. Safety instructions

•
Do not expose the microphone to sound levels
in excess of 110 dB!

2. Scope of delivery

1 Microphone box
1 Table microphone
1 Mini DIN connecting lead 8-pin, 60 cm length

3. Description

The microphone is suitable for measurements of
relative sound pressure, for examination of sound
waves and sound frequencies, e.g. those of voices
and musical instruments (fundamental tone and
overtones), for determination of sound velocity in
air, as well as for the examination of beats and the
Doppler effect.
It consists of a microphone box with amplifier and
an electret table microphone on a base, with de-
tachable gooseneck stand.
®
PHYSICS
Microphone U11367
1

4. Technical data

Table microphone with 3.5 mm stereo jack plug
Cable length:
Impedance:
Frequency range:
Type:

5. Operation

•
Connect the microphone to the microphone
box and connect the latter to one of the two
analog inputs A or B of the 3B NETlog
the mini DIN lead
•
Select "Vdc" as the operating mode for the
selected input.
1.8 m
1.4 kΩ
30 Hz – 16 kHz
Omni-directional
TM
unit via