Parker MSG17-4022-IB/UK, Инструкция, Страница: 17 / 54

Parker Pro Display 12 Instruction Book 17/54
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Table 6: Audio Line OUT and Line OUT- mode specifications
Feature Spec
Output impedance 150 Ohm
Maximum output voltage 0,5 Vrms
Bandwidth 15 Hz – 20 kHz /-3 dB
PRO DISPLAY
AUDIO
LINE OUT
AUDIO_GND
SPEAKER R
SPEAKER L
AUDIO_LINE_OUT_R
AUDIO_LINE_OUT_L
C2:5
C2:4
C2:6
EXTERNAL AUDIO
AMPLIFIER
Figure 5: Pro Display line output. Picture shows connection principle for two channels. It
is possible to also utilise single channel if this would be adequate for the end application.
4.3.3. Microphone input
Microphone input is provided. Microphone input can be used for both general and
hands-free purposes. Microphone input volume is adjustable with software. This input
has a bias voltage output for electret microphones.
Table 7: Microphone input- specifications
Feature Spec
DC input impedance 2 kOhm
Maximum input voltage 215 mVrms
Bandwidth 35 Hz – 16 kHz/-3 dB
Bias voltage: 2,5V (typical)
MICROPHONE
PRO DISPLAY
MIC
BIAS
MIC IN
MIC_P
MIC_N
MIC_BIAS
C2:11
C2:10
C2:12
Figure 6: Pro Display microphone input