Boulder Hill Site UHF DMR
Mac Pass Repeater Group WR7HLN
Contact: Tom WR7AGT [email protected]


Repeater particulars:
449.200 MHz, minus 5 MHz offset
DMR admission: Color Code 1
DMR Radio ID: 313005

Location:
18 miles south of Helena, high atop Boulder Hill with a great view of the Boulder Valley, 6160 feet above sea level

Equipment specifics:
Motorola SLR 5700
Celwave PD-1151-2N 8dBd omni pattern. Tower height is 55 feet, repeater antenna is on top. Antenna HAAT = 174 feet.

Operational mode:
Single-mode, DMR only

Networking:
DMR: Brandmeister via Montana Internet

Static talk groups:
Time Slot 1 3130 Montana Statewide, 31302 MPRG2, 31303 BGV, 313005, 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 the city of Boulder and the Boulder Valley, I-15 north including Jefferson City and Clancy.

6/8/24 Boulder Hill and North Hills repeaters are used to support the Governor's Cup Races.
8/5/23 Boulder Hill and Mac Pass repeaters are used to support the Elkhorn Endurance Run.
6/10/23 Boulder Hill, Mac Pass, and North Hills repeaters are used to support the Governor's Cup Races.
7/4/22 Web page updated: DMR-only, Hytera repeater replaced with a Motorola SLR 5700.
6/11/22 Boulder Hill, Mac Pass, and North Hills repeaters are used to support the Governor's Cup Races.
8/3/19 Boulder Hill and Mac Pass repeaters are used to support the Elkhorn Endurance Run.
6/8/19 Boulder Hill and North Hills repeaters are used analog to support the Governor's Cup Races.
8/4/18 Boulder Hill and Mac Pass repeaters are used to support the Elkhorn Endurance Run.
6/9/18 Boulder Hill and North Hills repeaters are used analog to support the Governor's Cup Races.
8/5/17 Boulder Hill and Mac Pass repeaters are used to support the Elkhorn Endurance Run.
5/11/17 EchoLink interface installed and turned-up.
7/16/16 Hytera RD982 installed today. It is operating in Dynamic Dual Mode, BrandMeister networking for DMR, but no EchoLink until we build and install an interface the EchoLink computer.
8/6/16 Mac Pass UHF and Boulder Hill used to support the Elkhorn Endurance Run.
8/11/16 Replaced Heliax with a new run with new connectors at both ends.
8/18/16 Replaced duplexer with a spare to resolve the slightly elevated SWR reading as measured by the repeater itself.

Coverage map depicting the service area of the Boulder Hill UHF DMR repeater
Boulder UHF DMR Coverage 180624 v2

Tower and Building
Bouder Hill Radio Site v2

Boulder Hill Radio Site

White fiberglass antenna is the PD-1151 for the Hytera repeater
BH PD1151 antenna