Kenwood Nexedge KTI-4, Инструкция по эксплуатации

Страница: 6 / 40

4
Telephone Patch Cable
1 3
15 13
Pin
No.
Wire
Color
I/O
Pin
Name
Signal
type
Description
2 Blue I AUD IN Analog
Audio Input from Telephone Patch.
Input Level : -40 to +6 dBm (7.8 m to .55 Vrms)
Input Impedance : 10 kΩ min
3 Green − A GND A GND Analog GND
5 White O
AUD
OUT
Analog
Audio Output to Telephone Patch.
Output Level : -40 to +3 dBm (7.8 m to . Vrms)
Output Impedance : 1 kΩ max
6 Violet − A GND A GND Analog GND
Yellow O
PTT
OUT
Digital
PTT Output to Telephone Patch.
Open collector
Do not supply a voltage above the DC IN value.
Allowable Current : 200 mA max
3 Orange I PTT IN Digital
PTT Input from Telephone Patch.
47 kΩ Pull Up to 5.0 V ± 4 %
VIH : 2 to 5.5 V
VIL : 0 to 0.8 V
Connect to
Telephone Patch