KNOWLES – KAS-33100-0004 “MUSKIE” MICROPHONE EVALUATION KIT USERS GUIDE
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QUICK START SETTINGS FOR ANALOG MICROPHONES
Figure 13: Analog Microphone Setup
The KC10143 Muskie board supports both single
ended and differential microphones. Microphone
types may be mixed.
1. Set VDD voltage level.
2. Verify Microphone Current Bypass jumper
installed. Alternatively see section on Taking
Current Measurements.
3. Set analog microphone type. The left jumper
posts set microphone type for ANA1 socket. The
right jumper posts set microphone type for ANA2
socket. Mixing microphone types is allowed (i.e.
1- Diff Mic, 1-Single ended Mic).
4. Set Audio Path selector to ANA for the
corresponding socket.
5. Set signal gain.
6. Make connection to desired audio output. All
audio output paths (XLR, Headset, USB) pass
audio simultaneously.
7. Insert a suitable 5V power source into USB
Power In connector.
8. Insert microphones into socket using the correct
orientation. (Align P O G markings)
9. Set power switch to ON.
Magnitude Response Analog Input - XLR Output
Figure 14: Analog Input – XLR Output
Magnitude Response Analog Input-Headset Output
Figure 15: Analog Input – Headset Jack Output
-18
-15
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Frequency (Hz)
-18
-15
-12
-9
-6
-3
0
3
6
9
12
15
18
10
100
1000
10000
S
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n
s
it
iv
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R
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la
ti
v
e
t
o
1
k
H
z
(
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B
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Frequency (Hz)