OHIS Line Compliance
Line |
PIN |
Connected Board Nets |
Impedence |
Voltage |
Amperage |
Notes |
|---|---|---|---|---|---|---|
Power (+) |
1 |
OHIS Dedicated 5 volt (+) |
N/A |
5 volts |
1 Amps |
|
Power (-) |
7 |
OHIS (-) |
N/A |
0 volts |
||
Headphone Left |
4 |
OHIS Headphone Left |
8-64Ω |
-45dBV +/- 3dBV |
Check Radio for Supported Ohms on Connection Used |
|
Headphone Right |
8 |
OHIS Headphone Right |
8-64Ω |
-45dBV +/- 3dBV |
^^^ |
|
Headphone Ground |
5 |
OHIS Headphone Ground |
8-64Ω |
-45dBV +/- 3dBV |
^^^ |
|
Microphone Line |
6 |
OHIS Microphone Line |
600Ω |
5 volts |
2.2 mA |
160 mA connection with a DC Block to keep voltage contained to OHIS Circuit. |
Microphone Ground |
3 |
OHIS Microphone Ground |
600Ω |
|||
PTT Engage |
2 |
PTT Enable |
N/A |
Enable will come in the form of a short to OHIS (-) |
||
Ethernet Ground |
S |
Universal Ground Bond |
N/A |
Ground |