Mt Mackenzie

Radio Systems

VK2RMM – 147Mhz 2m VHF Amateur Voice Repeater

VK2RMM-3 – 145Mhz 2m VHF Amateur APRS Digi Repeater

440Mhz 70cm UHF Amateur Link

VK2RMM Voice


Output f:        147.375Mhz
Input f:          147.975Mhz
Input CTCSS:   none
Split:             +600Khz
Timeout:        3 minutes
EIRP:             50 Watts



In/Output f:    145.175Mhz
Input CTCSS:   none
EIRP:             80 Watts

Recent data on VK2RMM-3 at


VK2RMM voice repeater is located at Mt Mackenzie, 7km South West of Tenterfield.
The 2 metre repeater located at an altitude of 1350 metres provides quality mobile coverage for approximately 100km radius. COVERAGE Shires of: Southern Downs Council (and previous Stanthorpe shire council) (QLD) Tenterfield Shire Council (NSW)North – Wallangarra, Wyberba, Lyra, Ballandean, Glen Aplin Stanthorpe, Applethorpe, The Summit, Dalveen, Braeside East – Outer Drake, Tabulam, Mallanganee, Upper Kyogle, Parrots Nest Hill, Lismore Heights, Alstonville, Iluka, Yamba
South – Bolivia, Deepwater, Emmaville, Torrington, Stannum, Dundee, Glen Innes, Ben Lomond
West – Woodside, Mole River, Mingoola, Riverton, Maidenhead, Bonshaw, Glen Lyon Dam, Texas, Upper Ashford


New England Hwy N (15) Tenterfield – Stanthorpe
New England Hwy S (15) Tenterfield – Glen Innes
Bruxner Hwy E (44) Tenterfield – Casino
Bruxner Hwy W (44) Tenterfield – Bonshaw/Texas
Mt Lindsay Rd NE(13) Tenterfield – Boonoo Boonoo/Bald Rock


VK2RMM repeater utilises the following equipment in operation:
– Antenna – 8.5Dbi omni-directional double 5/8 antenna located at the top of Tower 2 (1360M)
– Feeder – LD450 Feeder into a 4 can RFI Duplexer
– Transmitter – Motorola Mobile 9 series at 30 watts output (14 watts to antenna)
– Receiver – Motorola Mobile 9 series- Link – Motorola GM Series
– Power Supply – 240VAC Power Supply with site AC Generator Backup


The following link provides you an idea of the coverage of this repeater
VK2RMM Coverage Map
– Within Red & Yellow = Great quality mobile station coverage
– Within Green = Good quality mobile station coverage
– Within Light Blue = Average mobile station coverage. May need to stop for good QSO

Further Info

You may find photos from public lookout area, approximately 100m lower than the tower site of VK2RMM,
at the public lookout looking towards the East at:
Mt Mackenzie and Doctors Nose ridge
Mt Mackenzie Towers
Public Lookout 1
Oh, and its Snows here on the NSW & Queensland Border too!
View atop of the Tower at the Antenna looking ENE over Tenterfield.  On a clear afternoon, can clearly see windscreens of vehicles at Alstonville and other higher areas of the Northern Rivers reflecting back over 140KM away!