Colorado Council of Amateur Radio Clubs Web Portal

       

Frequency Use Plan 70cm (440 MHz)

Frequency (MHz)TypeSub-bandUsage
420.000 - 426.000ChannelizedATVATV, Control Links and Experimental
426.000 - 432.000ChannelizedATVATV
432.000 - 432.070Non-channelized-EME
432.070 - 432.100Non-channelized-CW Weak Signal
432.100 - 432.300Non-channelized-Mixed Mode and Weak Signal
432.300 - 432.400Non-channelized-Propagation Beacons
432.400 - 433.000Non-channelized-Mixed Mode and Weak Signal
433.000 - 433.100CoordinatedWideband AuxiliaryWideband Auxiliary Inputs
433.100 - 433.400CoordinatedNarrowband AuxiliaryNarrowband Auxiliary Inputs
433.400 - 433.450CoordinatedWideband RepeaterWideband Repeater Inputs
433.450 - 433.700ChannelizedHotspotsHotspots - Offset
433.700 - 433.900CoordinatedNarrowband RepeaterNarrowband Repeater Inputs
433.900 - 434.500CoordinatedMixed Mode RepeaterWideband Mixed Mode Inputs
434.500 - 435.000CoordinatedNarrowband RepeaterNarrowband Repeater Inputs
435.000 - 438.000Non-channelized-Satellite
438.000 - 438.100CoordinatedWideband AuxiliaryWideband Auxiliary Outputs
438.100 - 438.400CoordinatedNarrowband AuxiliaryNarrowband Auxiliary Outputs
438.400 - 438.450CoordinatedWideband RepeaterWideband Repeater Outputs
438.450 - 438.700ChannelizedHotspotsHotspots - Simplex
438.700 - 438.900CoordinatedNarrowband RepeaterNarrowband Repeater Outputs
438.900 - 439.500CoordinatedMixed Mode RepeaterWideband Mixed Mode Outputs
439.500 - 440.000CoordinatedNarrowband RepeaterNarrowband Repeater Outputs
440.000 - 440.300CoordinatedNarrowband RepeaterNarrowband Repeater Inputs
440.300 - 440.700CoordinatedWideband AuxiliaryWideband Auxiliary Inputs
440.700 - 441.275ChannelizedWideband SimplexMixed Mode Simplex
441.275 - 441.700CoordinatedWideband AuxiliaryWideband Auxiliary Inputs
441.700 - 442.000CoordinatedNarrowband RepeaterNarrowband Repeater Inputs
442.000 - 445.000CoordinatedWideband RepeaterWideband Repeater Inputs
445.000 - 445.300CoordinatedNarrowband RepeaterNarrowband Repeater Outputs
445.300 - 445.700CoordinatedWideband AuxiliaryWideband Auxiliary Outputs
445.700 - 446.275ChannelizedWideband SimplexMixed Mode Simplex
446.275 - 446.700CoordinatedWideband AuxiliaryWideband Auxiliary Outputs
446.700 - 447.000CoordinatedNarrowband RepeaterNarrowband Repeater Outputs
447.000 - 450.000CoordinatedWideband RepeaterWideband Repeater Outputs

Black text above indicates frequencies not coordinated by CCARC.
Green text indicates channelized but not coordinated frequencies.
Blue frequencies are coordinated by CCARC.

RevDescriptionBy
AInitial release in new format. No changes to content. April 2003.K2AD
BUpdated to include new auxiliary and simplex channels. Approved at April 23, 2005 General Meeting.K2AD
CUpdated to create new narrowband digital voice repeater channels. Approved at October 20, 2007 General Meeting.K2AD
DApproved at the May 8, 2010 General Meeting.N0WBW
EApproved at the April 21, 2018 General Meeting.K2AD
FPublish in portal. Adjust subbands to show dial frequency for simplex. Approved at 4/23/22 meeting.KI0HC

440ATV: ATV

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
5M75C3FATV (6MHz channel)
6M0G7WDVB-T (6MHz channel)

FrequencyRemarks
423.000Video 421.25, Aural 425.25, Vestigial Sideband filter required. [3]
429.000Video 427.25, Aural 431.75, Vestigial sideband filter required.

440AUX: Wideband Auxiliary

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
16K0F3EFM Wideband Analog Voice
C4FMC4FM Yaesu System Fusion

OutputInputRemarks
438.000433.000
438.025433.025[1]
438.050433.050[1]
438.075433.075[1]
445.300440.300
445.325440.325
445.350440.350
445.375440.375
445.400440.400
445.425440.425
445.450440.450
445.475440.475
445.500440.500
OutputInputRemarks
445.525440.525
445.550440.550
445.575440.575
445.600440.600
445.625440.625
445.650440.650
445.675440.675
446.300441.300
446.325441.325ColCon Links [1]
446.350441.350
446.375441.375
446.400441.400
446.425441.425
OutputInputRemarks
446.450441.450[2]
446.475441.475
446.500441.500
446.525441.525
446.550441.550
446.575441.575
446.600441.600
446.625441.625[1]
446.650441.650
446.675441.675
446.700441.700[1]

440AUXNB: Narrowband Auxiliary

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
11K2F3EFM Narrowband Analog Voice

OutputInputRemarks
438.1000433.1000
438.1125433.1125
438.1250433.1250
438.1375433.1375
438.1500433.1500
438.1625433.1625
438.1750433.1750
438.1875433.1875
438.2000433.2000ESE
OutputInputRemarks
438.2125433.2125RMHAM Deployable DMR
438.2250433.2250RMHAM Deployable DMR
438.2375433.2375RMHAM Deployable DMR
438.2500433.2500ESE
438.2625433.2625EOSS Deployable DMR
438.2750433.2750EOSS Deployable DMR
438.2875433.2875EOSS Deployable DMR
438.3000433.3000ESE
438.3125433.3125Statewide Deployable Repeater
OutputInputRemarks
438.3250433.3250Statewide Deployable Repeater
438.3375433.3375Statewide Deployable Repeater
438.3500433.3500ESE
438.3625433.3625Statewide Deployable Repeater
438.3750433.3750Statewide Deployable Repeater
438.3875433.3875Statewide Deployable Repeater
438.4000433.4000ESE

440HOTSPOT: Hotspots

Not coordinated by CCARC

Permitted modes for this sub-band
7K60FXWDMR Voice and Data
6K00F7WD-STAR Voice
11K2F3EFM Narrowband Analog Voice
16K0F3EFM Wideband Analog Voice
C4FMC4FM Yaesu System Fusion
8K30F7WNXDN Narrow Band Voice and Data
4K00F1WNXDN Ultra Narrow Voice and Data
8K10F1EP25 Phase I Voice

OutputInputRemarks
438.450433.450For simplex operation use output.
438.475433.475For simplex operation use output.
438.500433.500For simplex operation use output.
438.525433.525For simplex operation use output.
438.550433.550For simplex operation use output.
OutputInputRemarks
438.575433.575For simplex operation use output.
438.600433.600For simplex operation use output.
438.625433.625For simplex operation use output.
438.650433.650For simplex operation use output.
438.675433.675For simplex operation use output.

440MIX: Mixed Mode Repeater

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
7K60FXWDMR Voice and Data
6K00F7WD-STAR Voice
11K2F3EFM Narrowband Analog Voice
16K0F3EFM Wideband Analog Voice
C4FMC4FM Yaesu System Fusion
8K30F7WNXDN Narrow Band Voice and Data
4K00F1WNXDN Ultra Narrow Voice and Data
8K10F1EP25 Phase I Voice

OutputInputRemarks
438.900433.900
438.925433.925
438.950433.950
438.975433.975[1]
439.000434.000
439.025434.025
439.050434.050
439.075434.075
OutputInputRemarks
439.100434.100
439.125434.125
439.150434.150
439.175434.175
439.200434.200
439.225434.225
439.250434.250[1]
439.275434.275
OutputInputRemarks
439.300434.300
439.325434.325
439.350434.350[1]
439.375434.375
439.400434.400[1]
439.425434.425
439.450434.450[2]
439.475434.475[1]

440NB: Narrowband Repeater

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
4K00F1WNXDN Ultra Narrow Voice and Data
6K00F7WD-STAR Voice
7K60FXWDMR Voice and Data
8K10F1EP25 Phase I Voice
8K30F7WNXDN Narrow Band Voice and Data
11K2F1DPOCSAG

OutputInputRemarks
438.7000433.7000
438.7125433.7125
438.7250433.7250
438.7375433.7375
438.7500433.7500[1]
438.7625433.7625
438.7750433.7750
438.7875433.7875
438.8000433.8000
438.8125433.8125
438.8250433.8250
438.8375433.8375
438.8500433.8500
438.8625433.8625SNP
438.8750433.8750SNP
438.8875433.8875SNP
439.5000434.5000
439.5125434.5125
439.5250434.5250
439.5375434.5375
439.5500434.5500
439.5625434.5625
439.5750434.5750
439.5875434.5875
439.6000434.6000
439.6125434.6125
439.6250434.6250
439.6375434.6375
439.6500434.6500
439.6625434.6625
439.6750434.6750
439.6875434.6875
439.7000434.7000
439.7125434.7125
OutputInputRemarks
439.7250434.7250
439.7375434.7375
439.7500434.7500
439.7625434.7625
439.7750434.7750
439.7875434.7875
439.8000434.8000[1]
439.8125434.8125
439.8250434.8250
439.8375434.8375
439.8500434.8500
439.8625434.8625
439.8750434.8750
439.8875434.8875
439.9000434.9000SNP
439.9125434.9125SNP
439.9250434.9250SNP
439.9375434.9375SNP
439.9500434.9500SNP
439.9625434.9625SNP
439.9750434.9750SNP
439.9875434.9875SNP
445.0125440.0125ESE
445.0250440.0250SNP
445.0375440.0375SNP
445.0500440.0500[3]
445.0625440.0625[3]
445.0750440.0750[2]
445.0875440.0875[2]
445.1000440.1000[2]
445.1125440.1125[1]
445.1250440.1250[2]
445.1375440.1375[2]
445.1500440.1500[1]
OutputInputRemarks
445.1625440.1625[2]
445.1750440.1750[1]
445.1875440.1875[1]
445.2000440.2000[1]
445.2125440.2125
445.2250440.2250[1]
445.2375440.2375
445.2500440.2500[1]
445.2625440.2625[2]
445.2750440.2750[1]
445.2875440.2875[1]
446.7250441.7250SNP
446.7375441.7375[3]
446.7500441.7500[2]
446.7625441.7625[3]
446.7750441.7750[2]
446.7875441.7875[1]
446.8000441.8000[1]
446.8125441.8125[2]
446.8250441.8250[1]
446.8375441.8375[1]
446.8500441.8500[1]
446.8625441.8625[2]
446.8750441.8750[1]
446.8875441.8875[2]
446.9000441.9000SNP
446.9125441.9125[2]
446.9250441.9250[1]
446.9375441.9375[1]
446.9500441.9500[1]
446.9625441.9625[2]
446.9750441.9750[3]
446.9875441.9875[2]

440SMPLX: Wideband Simplex

Not coordinated by CCARC

Permitted modes for this sub-band
16K0F3EFM Wideband Analog Voice
11K2F3EFM Narrowband Analog Voice
C4FMC4FM Yaesu System Fusion

FrequencyRemarks
440.700
440.725
440.750
440.775
440.800
440.825
440.850
440.875
440.900
440.925
440.950
440.975
441.000
441.025
441.050
441.075
FrequencyRemarks
441.100
441.125
441.150
441.175
441.200
441.225
441.250
441.275
445.700
445.725
445.750
445.775
445.800
445.825
445.850
445.875
FrequencyRemarks
445.900
445.925
445.950
445.975
446.000National Call
446.025
446.050
446.075
446.100
446.125
446.150
446.175
446.200
446.225
446.250
446.275

440WB: Wideband Repeater

Coordinated by CCARC
[] shows number of current coordinations.
Click on frequency to list coordinations.

Permitted modes for this sub-band
16K0F3EFM Wideband Analog Voice
C4FMC4FM Yaesu System Fusion

OutputInputRemarks
438.425433.425[1]
447.025442.025[2]
447.050442.050[3]
447.075442.075SNP
447.100442.100[3]
447.125442.125[2]
447.150442.150[2]
447.175442.175[3]
447.200442.200[4]
447.225442.225[1]
447.250442.250[3]
447.275442.275[2]
447.300442.300SNP
447.325442.325[2]
447.350442.350[3]
447.375442.375[3]
447.400442.400[2]
447.425442.425[4]
447.450442.450[3]
447.475442.475[2]
447.500442.500[1]
447.525442.525[3]
447.550442.550[1]
447.575442.575[1]
447.600442.600[5]
447.625442.625[1]
447.650442.650[4]
447.675442.675[2]
447.700442.700[1]
447.725442.725[3]
447.750442.750[2]
447.775442.775[1]
447.800442.800[1]
447.825442.825[1]
447.850442.850[1]
447.875442.875[2]
447.900442.900[3]
447.925442.925[1]
447.950442.950[4]
447.975442.975[2]
OutputInputRemarks
448.000443.000[1]
448.025443.025[1]
448.050443.050SNP
448.075443.075[1]
448.100443.100[1]
448.125443.125[1]
448.150443.150[2]
448.175443.175[1]
448.200443.200[2]
448.225443.225[1]
448.250443.250[2]
448.275443.275[1]
448.300443.300[1]
448.325443.325SNP
448.350443.350[1]
448.375443.375[1]
448.400443.400[2]
448.425443.425[1]
448.450443.450[1]
448.475443.475[1]
448.500443.500[1]
448.525443.525[1]
448.550443.550[2]
448.575443.575[1]
448.600443.600[1]
448.625443.625[1]
448.650443.650[2]
448.675443.675[1]
448.700443.700[1]
448.725443.725[3]
448.750443.750[1]
448.775443.775[1]
448.800443.800[1]
448.825443.825SNP
448.850443.850[1]
448.875443.875[1]
448.900443.900[1]
448.925443.925[1]
448.950443.950[1]
448.975443.975[3]
OutputInputRemarks
449.000444.000[1]
449.025444.025[1]
449.050444.050[2]
449.075444.075ESE
449.100444.100ESE
449.125444.125[2]
449.150444.150
449.175444.175
449.200444.200[2]
449.225444.225[1]
449.250444.250[2]
449.275444.275SNP
449.300444.300[1]
449.325444.325[1]
449.350444.350[1]
449.375444.375[1]
449.400444.400[2]
449.425444.425SNP
449.450444.450[1]
449.475444.475[2]
449.500444.500[4]
449.525444.525[2]
449.550444.550[2]
449.575444.575[4]
449.600444.600[3]
449.625444.625[3]
449.650444.650[3]
449.675444.675[2]
449.700444.700[2]
449.725444.725[3]
449.750444.750[2]
449.775444.775[2]
449.800444.800[2]
449.825444.825[2]
449.850444.850[3]
449.875444.875[2]
449.900444.900[1]
449.925444.925[2]
449.950444.950[3]
449.975444.975[3]