Helena North Hills Site UHF DMR/Analog
Mac Pass Repeater Group

Repeater particulars:
448.9 MHz, minus 5 MHz offset
Analog FM access: PL encode/decode 131.8 Hz
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:
Hytera RD982 repeater 50 watts
Commscope DB-420 9dBd omni pattern. Tower height is 130 feet, repeater antenna is on top. Antenna HAAT = 479 feet.

Operational mode:
Dynamic Dual Mode (analog FM or DMR digital on-demand)

Networking:
Private microwave to Mac Donald Pass for Internet access. Ubiquiti PBE--5AC-500-ISO 5.8 GHz IP radio.
DMR: Brandmeister via Montana Internet
Analog FM: EchoLink node W7MRI-R 528525 always connected to conference server *MONTANA* 391181 or *WR7HLN* 259372

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

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


Tower and Building
Helena North Hills Radio Site