New Trier Township High School District 203
| System Name: | New Trier Township High School District 203 |
|---|---|
| Location: | Northfield, Winnetka, IL |
| County: | Cook |
| System Type: | DMR Motorola Capacity Plus Multi Site (TRBO) |
| System Voice: | DMR |
| Last Updated: | October 29, 2025, 01:21 am UTC [Updated 2 Sites] |
System Notes
All talkgroups have full-time encryption, except Northfield Police SRO Channel
Sites and Frequencies
Red (c) are control
channel capable frequencies
| Site | Name | Freqs | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 001 (1) | Winnetka Campus | 01 152.345 | 02 152.285 | ||||||
| 002 (2) | Northfield Campus | 01 152.9525 | 02 154.490 | ||||||
Talkgroups
| DEC | Mode | Alpha Tag | Description | Tag |
|---|---|---|---|---|
| 101 | TE | PPS EAST | East-Physical Plant Services | Schools |
| 102 | TE | SECURITY EAST | East-Security | Security |
| 103 | TE | ATHLETICS EAST | East-Athletics | Schools |
| 104 | TE | PPS WEST | West-Physical Plant Services | Schools |
| 105 | TE | SECURITY WEST | West-Security | Schools |
| 106 | TE | ATHLETICS WEST | West-Athletics | Schools |
| 107 | TE | IT EAST | East-IT (Information Technology) | Schools |
| 108 | TE | IT WEST | West-IT (Information Technology) | Schools |
| 130 | T | NPD INTEROP | West-Northfield Police-School Resource Officer: Interop | Law Tac |
| 253 | TE | WEST GROUP CALL | West-Group Call | Schools |
| 254 | TE | EAST GROUP CALL | East-Group Call | Schools |
| 255 | TE | ALL CALL | Systemwide-All Call | Schools |