Chilton DMR Amateur Radio Repeater Specifications:

  • We are using a Commscope DB-408-B Fold Dipole Antenna.
  • Antenna is mounted at 93 ft. above ground on an 80 ft. AOSmith Harvestore Systems Silo.
  • Our Repeater is a Motorola MOTOTRBO Series SLR5700 TDMA Tier 2 DMR UHF Repeater.
  • The duplexer/preselector combo we are using is a RFS mobile duplexer and RFS Preselector.
  • The repeater is transmitting at 55 watts prior to the duplexer and about 36 watts after the duplexer.

Brothertown DMR Amateur Radio Repeater Specifications:

  • We are using a Diamond X300NA Dual Band Omni Directional Antenna.
  • Antenna is mounted at 63 ft. above the ground on a 50 ft. Concrete Silo.
  • Our Repeater is a Motorola MOTOTRBO Series SLR5700 TDMA Tier 2 DMR UHF Repeater.
  • The duplexer we are using is a Sinclair Q3220E.
  • The repeater is transmitting at 55 watts prior to the duplexer and about 36 watts after the duplexer.

DMR Repeater Programming Information

Tower SiteFrequencyColor Code
Chilton442.775006
Brothertown444.518756

DMR Repeater Talkgroup Information

Time SlotTalkgroup
1310787
2All Others

Please visit our “Radio Programming” 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: