9 Centimeters

3300-3500 MHz

Level I – Major Band Divisions Suggested Suggested  
Frequency Range (MHz) Emission Types Emission B.W.  
From To Width Functional Use
3300.000 3309.000 9.0 Analog & Digital, including Full Duplex 0.1 – 1.0 MHz Analog & Digital; paired with 3430.0-3439.0; 130 MHz Split
3309.000 3310.000 1.0     Experimental
3310.000 3330.000 20.0 Analog & Digital, including Full Duplex >1.0 MHz Analog & Digital; paired with 3410.0-3430.0; 100 MHz Split
3330.000 3332.000 2.0     Experimental
3332.000 3339.000 7.0     RADIO ASTRONOMY PROTECTED BAND
3339.000 3345.800 6.8 Analog & Digital, including Full Duplex 0.1 – 1.0 MHz Analog & Digital; paired with 3439.0-3445.8; 100 MHz Split
3345.800 3352.500 6.7     RADIO ASTRONOMY PROTECTED BAND
3352.500 3355.000 2.5 Analog & Digital, including Full Duplex 0.05 – 0.2 MHz Analog & Digital; paired with 3452.5-3455.0; 100 MHz Split
3355.000 3357.000 2.0     Experimental
3357.000 3360.000 3.0 Analog & Digital, including Full Duplex 50 kHz or less Analog & Digital; paired with 3457.0-3460.0
3360.000 3400.000 40.0 OFDM, others 22 MHz max. Broadband Modes
 3360.000  3380.000  20.0 ATV   Amateur Television of all authorized modulation standards/formats at local option
3400.000 3410.000 10.0 CW, SSB, NBFM 6 kHz or less Amateur Satellite Communications
 3400.000  3400.300 0.3  CW, SSB, Digital 3 kHz or less Weak Signal EME Band 
 3400.300  3401.000  0.7 CW, SSB, Digital 3 kHz or less Terrestrial Weak Signal Band – Future
 3400.100     CW, SSB, Digital   EME Calling Frequency
3410.000 3430.000 20.0 Analog & Digital, including Full Duplex >1.0 MHz Analog & Digital; paired with 3310.0-3330.0; 100 MHz Split
3430.000 3439.000 9.0 Analog & Digital, including Full Duplex 0.1 – 1.0 MHz Analog & Digital; paired with 3300.0-3309.0; 130 MHz Split
3439.000 3445.800 6.8 Analog & Digital, including Full Duplex 0.1 – 1.0 MHz Analog & Digital; paired with 3339.0-3345.8; 100 MHz Split
3445.800 3452.500 6.7     Experimental
3452.500 3455.000 2.5 Analog & Digital, including Full Duplex 0.05 – 0.2 MHz Analog & Digital; paired with 3352.5-3355.0; 100 MHz Split
3455.000 3455.500 0.5   100 kHz or less Crossband linear translator (input or output)
3455.500 3457.000 1.5 CW, SSB, NBFM, Digital 6 kHz or less Terrestrial Weak Signal Band – Legacy
 3456.100       6 kHz or less Weak Signal Terrestrial Calling Frequency
 3456.300  3457.000  0.1 CW, Digital 1 kHz or less Propagation Beacons
3457.000 3460.000 3.0 Analog & Digital, including Full Duplex 50 kHz or less Analog & Digital; paired with 3357.0-3360.0; 100 MHz Split
3460.000 3500.000 40.0 OFDM, others 22 MHz max. Broadband Modes
 3460.000  3480.000  20.0 ATV   Amateur Television of all authorized modulation standards/formats at local option