VK8DA, Darwin Amateur Radio Club
VK8DA Station

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Station Radios
ICOM IC-738 HF Transceiver,
Yaesu FL-2100B Linear.
Alinco DR-599 Twin band VHF/UHF Transceiver.

Station Antennae
6 element log periodic (13-30 MHz),
20m, 10m, 6m verticals,
80m, 40m, 30m dipoles,
Dual band 2m/70cm vertical.

Station Computer
The station PC is a donated 733 Mhz CPU, 192 MB RAM, 7.8 GB HDD, running Windows as the operating system.

The system has been configured to operate the following modes: If there is any other mode that you would like to see, contact Feedback.

Location
Ground floor of Sports House,
Waratah Crescent,
Fannie Bay, Northern Territory,
Australia.

Reference coordinates:
  • Latitude       12 Degrees 23 Minutes South
  • Longitude   130 Degrees 44 Minutes East
Repeaters
VK8RDA 146.900 MHz
6900 VHF - Located on the water tower at Palmerston. The transmitter/receiver are Motorola radios with an external PA giving 30 watts into 4 cavities with about 2 Db loss. Approx 18 watts goes into a 3 DB gain dual-band antenna.
VK8RDA 438.275 MHz
8275 UHF - Located on the water tower Palmerston with 6900. The Tx is a Phillips FM-828 and the Rx is home-brew. It transmits approx 12 watts into the dual-band antenna.
VK8RTE 147.000 MHz
7000 VHF - Located on the water tower in Montoro St Darwin city. The repeater is a Phillips 880 producing approx 25 watts into a 4 cavity diplexer. The antenna is a monoband 5 Db RFI collinear antenna.

This repeater is also used by the IRLP 6343 Darwin Node.
VK8RWI 146.800 MHz
WICEN VHF - Located on the water tower at Karama. The repeater is a Phillips FM-828 putting 20 watts into a 6 cavity diplexer. The antenna is a dual-band antenna with approx 5 Db gain.
VK8RWI 439.975 MHz
9975 UHF - Located on the water tower at Karama. The repeater is a Phillips 815 putting 20 watts into a 6 cavity diplexer. The antenna is a dual-band antenna with approx 5 Db gain. An access tone of 123Hz is used to combat local interference.

This repeater is also used by the Echo Link darwin Node VK8DA-R node number 288680.

Beacons
VK8VF  28.268 MHz Icom IC-730, 25w and 1/4 wave vertical
VK8VF  50.310 MHz Philips FM828, 10w and 1/4 wave vertical
VK8VF 144.480 MHz (not operational)
VK8VF 432.480 MHz (not operational)

 (the 2m and 70cm beacons are off-air, date back on air to be advised)
Packet & VK8DA BBS
14.096 MHz 300 bps
144.950 MHz 1200 bps
439.250 MHz 1200 bps (Currently off air)