Helena North Hills Site UHF DMR
Mac Pass Repeater Group WR7HLN
Contact: Tom WR7AGT [email protected]


Repeater particulars:
448.9 MHz, minus 5 MHz offset
DMR admission: Color Code 1
DMR Radio ID: 313006

Location:
12 miles north of Helena, on I-15, with a great view of the Helena Valley, 4700 feet above sea level

Equipment specifics:
Motorola SLR 5700
Commscope DB-420 9dBd omni pattern. Tower height is 130 feet, repeater antenna is on top. Antenna HAAT = 479 feet.

Operational mode:
Single-mode, DMR only

Networking:
Private microwave to Mac Donald Pass for Internet access. Ubiquiti PBE--5AC-500-ISO 5.8 GHz IP radio.

Static talk groups:
Time Slot 1 3130 Montana Statewide, 31302 MPRG2, 31303 BGV, 313006, 3130036, 8 MPRG Cluster
Time Slot 2 31301 MPRG1 Mac Pass Repeater Group

Dynamic talk groups:
Time Slot 1 All BrandMeister talk groups
Time Slot 2 PLEASE DO NOT USE TIME SLOT 2 for dynamic talk groups

Remarks:
Coverage includes Helena and the Helena Valley, State Capitol Complex and Downtown Helena.

6/8/24 Boulder Hill and North Hills repeaters are used to support the Governor's Cup Races.
6/10/23 Boulder Hill, Mac Pass, and North Hills repeaters are used to support the Governor's Cup Races.
10/16/22 Mac Pass and North Hills repeaters are used to support the Just for the Helena of It races.
6/11/22 Boulder Hill, Mac Pass, and North Hills repeaters are used to support the Governor's Cup races.
6/8/19 North Hills and Boulder Hill repeaters are used analog to support the Governor's Cup Races.
6/9/18 North Hills and Boulder Hill repeaters are used analog to support the Governor's Cup Races.
2/19/17 Worldwide talk group 91 is static for the duration of the weekly Worldwide net. This is every Saturday 1600 UTC (10 AM until 11:30 AM MDT.)
7/31/16 Hytera RD982 installed, operating in Dynamic Dual Mode. EchoLink networking is operational.
8/1/16 Ubiquity microwave radio installed and aligned. BrandMeister networking is operational.
8/20/16 Installed two new batteries, connected to the battery revert power supply. We expect 4 days run time with this power plant for the Hytera repeater. Added a wi-fi access point to the LAN.

Coverage map depicting the service area of the North Hills UHF DMR repeater
 N Hills UHF DMR Coverage 180624 v2

Tower and Building
Helena North Hills Radio Site