Repeater Information

Repeater Information

Chilton DMR Amateur Radio Repeater Specifications:

  • We are using a Laird FG4405 UHF Omni Directional Antenna.
  • Antenna is mounted at 95 ft. above ground, which is 15 ft. above an AOSmith Harvestor Systems Silo.
  • Our Repeater is a Motorola MOTOTRBO Series SLR5700-UA TDMA Tier 2 DMR UHF Repeater.
  • The repeater is transmitting at 100% duty cycle at 55 watts prior to the duplexer and about 45 watts after the duplexer.
  • We are using a Sinclair Q3220E, Q-Circuit, Res-Lok, 4 cavity, rack mount, 406-512 MHz Duplexer.

Brothertown DMR Amateur Radio Repeater Specifications:

  • We are using a Diamond X300NA Dual Band Omni Directional Antenna.
  • Antenna is mounted at 75 ft. above ground, which is 15 ft. above an Concrete Silo.
  • Our Repeater is a Motorola MOTOTRBO Series XPR8300 TDMA Tier 2 DMR UHF Repeater.
  • The repeater is transmitting at 45 watts prior to the duplexer and about 35 watts after the duplexer.

Chilton GMRS Repeater Specifications:

  • We are using a Laird Technologies FG4607 Dual Band Omni Directional Antenna.
  • Antenna is mounted at 30 ft. above ground, which is mounted on the balcony of an apartment complex.
  • Our Repeater is a Motorola MOTOTRBO Series XPR8300 TDMA Tier 2 DMR UHF Repeater operating in analog only.
  • The repeater is transmitting at 25 watts prior to the duplexer and about 18 watts after the duplexer.

DMR REPEATER PROGRAMMING INFORMATION:

Tower SiteFrequencyColor Code
Chilton442.77500 (+)6
Brothertown444.51875 (+)6

DMR REPEATER TALKGROUP INFORMATION:

Time SlotTalkgroup
1310787
2ALL OTHERS

GMRS REPEATER PROGRAMMING INFORMATION:

Tower SiteFrequencyPL Tone
Chilton462.55000 (+)103.5

Please visit our “Local Operations” page for radio programming information to utilize our network.


A list of the common talk groups that are used on our repeater can be found on our “Common Talk Groups” page.


The following depicts how our DMR TDMA Tier II Repeater functions: