Communications

RADIO FREQUENCIES
Frequencies for radio communications are included above NAVAID names, when voice is available through the NAVAID. These frequencies are also shown at other remoted locations. Radio Frequencies, which are in the 120 MHz range, are shown with the numbers "12" omitted; 122.2 is shown as 2.2, 122.35 as 2.35, etc. HF and LF frequencies are not abbreviated.

_bm151
River Radio transmits on 114.6 and transmits and receives on 122.2, 122.45 MHZ and HF frequency 5680.
_bm152indicates single side band not available.


_bm153
River Radio (RIV) guards (receives) on 122.1 and transmits through Canyon VOR on 113.9.


_bm154
River Radio transmits and receives on 122.6 located at Diamond. Small circle enclosing dot denotes remote communication site.


_bm155
Tapeats Radio transmits and receives on 122.2 and 122.4. Telephone symbol indicates additional frequencies in communications panel listed under Tapeats.


_bm156
HIWAS - Hazardous lnfliqht Weather Advisory Service. Broadcasts SIGMETS, AIRMETS and PIREPS continuously over VOR frequency.



_bm157
River Radio transmits and receives at Phantom on 122.3. Additionally, Phantom Radio transmits and receives on 122.6.


_bm158
River Radio transmits through Lava VOR on 115.3, but is not capable of receiving transmissions through the VOR site.


_bm159
Grand Radio is located at the airport and transmits and receives on 122.2 and 122.6. Additionally, Grand Radio provides LAA (Local Airport Advisory) on 123.6.


_bm160 _bm161
_bm162
Terminal Radio frequencies and service may be included over airport or location name. Radio call is included when different than airport or location name. Mandatory Frequencies (MF), Aerodrome Traffic Frequencies (ATF) or UNICOM (U) frequencies include contact distance when other than the standard 5 nm.


_bm163
US "Enroute Flight Advisory Service". Ident of controlling station to call, using (name of station) FLIGHT WATCH on 122.0 MHz. Charted above VORs associated with controlling station and remoted outlets. Service is provided between 0600 and 2200 hours daily.


_bm164
The telephone symbol indicates additional communications may be found in the communications tabulation after the associated NAVAID or location name. Telephone symbol does not
necessarily mean that voice is available through the NAVAID.


_bm165
Call and frequencies of Control Service for use within graphically portrayed Radio Frequency Sector Boundaries.


_bm166
Plain language inflight weather station with name and frequency.


_bm167 _bm168 _bm169
Call and frequencies of control or unit service. For use within geographical defined radio boundaries.


_bm170
Call and frequency of enroute service or control unit. SINGLE SIDE BAND capabilities are available unless specified otherwise.


_bm171 _bm172
Remote air/ground antenna for direct communications with control center. Center is named in large type and name of remote site is in parentheses below followed by appropriate VHF frequencies.

NAVAID/COMMUNICATION DATA


_bm173

Operational status at date of publication. Refer to Chart NOTAMS for current status, including substitute routes for VOR and VORTAC shutdowns.


_bm174
(TWEB) indicates continuous automatic weather broadcast is provided on the facility frequency.


_bm175
Class SABH radio beacons of limited navigation suitability indicate their primary purpose of continuous automatic weather broadcast by (WX).


_bm176
Enroute Radar capability. (All domestic U.S. centers are radar equipped so (R) is omitted from domestic U.S. center boxes.)


_bm177
Underline shown below navaid identifier, indicates Beat Frequency Oscillator (BFO) required to hear Morse Code identifier.


_bm178
Asterisk indicates navaid operation or service not continuous.


_bm179
Marine beacon operation times. Transmission begins at 4 minutes past the hour and every 15 minutes thereafter in this illustration; other times will be indicated. Number in parentheses gives duration in minutes of transmission.


_bm180
Facility operates in fog only at times indicated.