Kenwood PKT-23 Operation Manual 1 - Page 2
Terminal Descriptions
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Terminal Descriptions 3.5 mm phone jack No. Name 1 GND Description Ground Impedance I/O Ground − 2 EXTPTT External PTT Detection 47 k I 3 MIC External MIC Input 1.8 k I 4 EXTSP Internal Audio Output 32 O 5 Not used − − − 6 Not used − 7 Not used − − − − − Micro USB jack (B type) No. Name Description 1 VBUS USB Detect 2 D- DATA 3 D+ DATA 4 ID NC 5 GND Ground Impedance I/O 13 k I High Impedance/ 44 I/O High Impedance/ 44 I/O − NC Ground − © 2015
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Terminal Descriptions
3.5 mm phone jack
No.
Name
Description
Impedance
I/O
1
GND
Ground
Ground
-
2
EXTPTT
External PTT Detection
47 k
I
3
MIC
External MIC Input
1.8 k
I
4
EXTSP
Internal Audio Output
32
O
5
Not used
-
-
-
6
Not used
-
-
-
7
Not used
-
-
-
Micro USB jack (B type)
No.
Name
Description
Impedance
I/O
1
VBUS
USB Detect
13 k
I
2
D±
DATA
High Impedance/ 44
I/O
3
D+
DATA
High Impedance/ 44
I/O
4
ID
NC
-
NC
5
GND
Ground
Ground
-
© 2015