| Node Number | 4712 |
| Node Callsign | N3HF |
| Node City | Silver Spring |
| Node Province/State | MD |
| Node Country | USA |
| Node Owner/Sponsor | Mark Woodruff Ask a Question |
| Node Latitude | 39.04004 North |
| Node Longitude | 76.99212 West |
| Node Base Frequency (MHz) | 443.4500 |
| Node Offset Frequency (KHz) | 5000.0000 |
| Node CTCSS (Hz)/DCS | 156.7 |
| AVRS Status | O |
| Node Website URL | http://www.n3hfssmd.com |
| Local node date/time | 08:58:32 on Apr 20 2026 EDT |
| Current Node Status: | Extended Down for 151 days, 17 hours, 44 minutes, 31 seconds. |
| Last heard from Node: | 14:14:01 on Nov 19 2025 EST |
| Callsign | Frequency (MHz) | Offset (KHz) | PL Tone(Hz) | Location |
| 0.0000 | 0.0000 | 0.00 |