N9TPB
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145.1800 N1IW
Chelmsford, MA · DMR · probably on the air (RepeaterBook: listed on the air, listing updated Dec 8, 2019 00:00 UTC)
NEDECN
Output (listen)145.1800
Input (transmit)144.5800
Offset-0.6 MHz
Tonenone
DMR color code2
Location · approximate
42.59980, -71.36730
Grid FN42ho ·
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Approximate location: 42.59980, -71.36730
· open map ↗ · other dots: repeaters within 25 miles (● confirmed on the air · ● probably · ● reported off the air · ● unknown)
Nets on this repeater
No nets known on this repeater yet.
Details
- Call sign
- N1IW (license, owner history, nets)
- Trustee
- K1SUB
- County
- Middlesex
- Listing updated
- 2019-12-08
- FM bandwidth
- 25.0
- Use
- Open
- On-air check
- RepeaterBook: listed on the air, listing updated Dec 8, 2019 00:00 UTC
- Network ID
- 312508
- Notes
- Chelmsford, MA, Middlesex county. DMR-MARC New England Net (Sourced from New England Repeater Directory, http://www.nerepeaters.com)
- In directory
- since 2026-10-01 · updated 2026-10-04
Other repeaters with this call
53.1800 Chelmsford, MA · DMR
Nearby repeaters (within 25 miles)
| Miles | Output | Call | Tone | Mode | Location |
|---|---|---|---|---|---|
| 0.8 | 53.1800 | N1IW | — | DMR | Chelmsford, MA |
| 3.5 | 442.2500 | K5TEC | 88.5 | FM (analog) | Lowell, MA |
| 3.5 | 444.9625 | KP4KWB | 179.9 | FM (analog) | Lowell, MA |
| 3.5 | 442.2500 | K1LVF | 88.5 | FM (analog) | Lowell, MA |
| 3.5 | 444.9625 | KB2KWB | 179.9 | FM (analog) | Lowell, MA |
| 3.5 | 442.2500 | W1MRA | 88.5 | FM (analog) | Lowell, MA |
| 3.9 | 442.4500 | WB1GOF | — | D-STAR | Westford, MA |
| 4.1 | 145.3300 | WB1GOF | — | D-STAR | Westford, MA |
| 4.1 | 146.9550 | WB1GOF | 74.4 | FM (analog) | Westford, MA |
| 5.1 | 146.4500 | WB1GOF | — | DMR | Westford, MA |
| 5.3 | 438.4500 | KC1TLF | — | DMR | Tyngsboro, MA |
| 5.5 | 443.0500 | WB1GOF | — | DMR | Westford, MA |
| 5.8 | 147.1200 | W1DC | 146.2 | FM (analog) | Billerica, MA |
| 6.4 | 224.8800 | W1MRA | 103.5 | FM (analog) | Billerica, MA |
| 6.7 | 448.4250 | K1IW | 79.7 | FM (analog) | Billerica, MA |
| 7.5 | 446.5500 | AE0YC | — | DMR | Pelham, MA |
| 8.4 | 448.6125 | N1HAN | — | DMR | Bedford, MA |
| 8.5 | 443.3000 | KB5JR | 127.3 | FM (analog) | Littleton, MA |
| 8.6 | 145.1100 | N1CON | 110.9 | FM (analog) | Concord, MA |
| 8.6 | 927.4375 | K1PRE | 131.8 | FM (analog) | Littleton, MA |
| 8.6 | 146.4200 | NO1A | — | DMR | Acton, MA |
| 8.6 | 442.3500 | NO1A | — | DMR | Acton, MA |
| 9.6 | 146.5000 | W1STT | — | DMR | Pelham, NH |
| 9.7 | 447.5750 | N1CON | 110.9 | FM (analog) | Concord, MA |
| 10.5 | 224.1600 | K1KZP | 67.0 | FM (analog) | Wilmington, MA |
| 10.6 | 441.4625 | N1QIG | — | DMR | Wilmington, MA |
| 10.9 | 145.4300 | KC1CLA | 146.2 | FM (analog) | Burlington, MA |
| 10.9 | 224.8800 | KC1US | 103.5 | FM (analog) | Burlington, MA |
| 10.9 | 448.2750 | N1YPW | 88.5 | FM (analog) | Burlington, MA |
| 10.9 | 446.7750 | W1DYJ | 88.5 | FM (analog) | Burlington, MA |
| 10.9 | 447.0250 | W1CLA | 146.2 | FM (analog) | Burlington, MA |
| 11.1 | 448.2250 | K1IW | 79.7 | FM (analog) | Boxborough, MA |
| 11.6 | 53.8900 | N1NC | 100.0 | FM (analog) | Pepperell, MA |
| 11.6 | 147.3450 | N1NC | 100.0 | FM (analog) | Pepperell, MA |
| 11.6 | 442.9000 | N1NC | 100.0 | FM (analog) | Pepperell, MA |
| 11.8 | 438.8000 | N1DQQ | — | DMR | Hudson, NH |
| 12.0 | 147.1050 | NE1B | 88.5 | FM (analog) | Hudson, NH |
| 12.0 | 145.2600 | K1MOT | — | FM (analog) | Hudson, NH |
| 12.0 | 447.7250 | K1MOT | 114.8 | FM (analog) | Hudson, NH |
| 12.0 | 449.9750 | KB1UAP | 88.5 | FM (analog) | Hudson, NH |
Change history
| Week of | Change |
|---|---|
| 2026-10-01 | Added to the directory DMR 145.18 |