Ester Dome Repeater
(146.88-, 224.88-, 444.80+ all with 103.5 Hz PL)
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Ester Dome (64N52.72', 148W03.60', elevation 720m)
Located about 10 miles west of Fairbanks 
Installed August 26, 1986 by KL7XO, AL7FG, KL7EDK and AL7FQ
Service logs: 16 April 2000 NL7XH

146/224 repeaters

146/224 repeaters

Left and Right: Ester Dome repeaters 9 Sept 1989
Top is 223.28 MHz machine, middle is 146.88 MHz repeater,
below it is 150 watt power amp,
bottom power supply, battery and battery charger.

rear view

190' tower to the clouds

Left: Ester Dome repeaters rear view.

Right:190' tower to the clouds. Installed summer 1996 for KUAC, the local PBS FM station at the KL7KC repeater site.

 equipment rack

rack

Left:  Top section of rack from top down.
  • Digital voice Recorder
  • Link Communications RL-3 controller
  • Time accumulators
  • 8 Channel LDG voter
  • 220 duplexer cans on left of rack sitting on top of the 2 meter duplexers
Right: From top to bottom
  • 224.88 Repeater
  • 220 and 440 amplifiers
  • 440 Repeater
  • 440 Duplexers
  • 40 amp power supply

 

 

Left: Behind the racks  2 meter duplexes with 220 duplexes on top  in foreground the battery and battery trickle charger.  On the wall the interface terminal strip for voter, temperature sensors, wind sensor, and remote receivers.

Right: Cabling in the rack  440 transmitter and 440 receiver.  On top 220 transmitter and 220 receiver.
 

back of rack

Left: Cabling behind rack top section from top down RCL-3 controller, 2 meter transmitter and receiver, LDG voter
Photos taken 1/2000

Right: Top section of the equipment rack from top to bottom

  • Digital Voice Recorder (DVR)
  • Link Communications RCL-3
  • 2 meter repeater
  • Time accumulators
  • LDG 8 channel voter
  • Just below and to the right fuse panel and voltage distribution blocks
  • 220 transmitter and receiver

Vital satistics:

Transmitters:  (MHz) (watts)
antenna
RLC-3 controller
Hamtronics  146.88 
9
Diamond 17' dual band  port 1
Hamtronics  223.88 
40
AEA Isopole  port 2
Hamtronics  444.80 
2
Diamond 17' dual band  port 3
Receivers:  (MHz) (Hz) PL 
antenna
RLC-3 controller
Hamtronics 146.28 
103.5
Diamond 17' dual band  port 1 via voter port 3
Hamtronics  146.28 
103.5
Corner beam  port 1 via voter port 4
Hamtronics  444.80 
103.5
Diamond 17' dual band  port 1 via voter port 1
Ritron  444.80 
103.5
Corner beam  port 1 via voter port 2
Hamtronics 223.28 
103.5
Isopole  port 2 
Hamtronics  223.30 
103.5
11 ele yagi  port 5 
Power Supply: 
Astron 50amp @ 12VDC
battery backup 100 AH 12VDC 

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this page written and revised 14 May 2000  by:

Steve, KL7XO


Web server maintained by:

Dianne, AL7FG