ARRL

10.1MHz Reference Circuit

SSB, Television, and wide band modes aren’t currently permitted on 30M.  Competitive activities are also discouraged, since the amateur service is secondary to stations in the Fixed Service outside the US.

 

High End CW Amateur Station

 

 

Characteristics

 

Values

Frequency Band (MHz)

10.1-10.15

Channel Spacing

Random

Information Rate

10 bit/s

Emission Type(s)

100HA1A

Transmitter Power (dBW)

23

Transmission Line Loss (dB)

Transmit: .3                   Receive: 0.3

Antenna Polarization

Horizontal; Vertical

Antenna Maximum Gain (dBi)

12

Maximum e.i.r.p. (dBW)

34.7

Receiver IF Bandwidth

CW:100Hz

Receiver Noise Figure (dB)

13

Receiver System Noise (dBW)

-153

Receiver Signal-to-Noise Ratio (dB)

+1

Maximum Long-Term Interference Power [dB(W/Hz)]        

To be determined

 

 

Maximum Path Length (km)

Depends on propgation mode

 

 

Typical CW Amateur Station

 

 

Characteristics

 

Values

Frequency Band (MHz)

10.1-10.15

Channel Spacing

Random

Information Rate

10 bit/s

Emission Type(s)

100HA1A

Transmitter Power (dBW)

20

Transmission Line Loss (dB)

Transmit: .3                   Receive: 0.3

Antenna Polarization

Horizontal; Vertical

Antenna Maximum Gain (dBi)

7.5

Maximum e.i.r.p. (dBW)

27.2

Receiver IF Bandwidth

CW:100Hz

Receiver Noise Figure (dB)

13

Receiver System Noise (dBW)

-153

Receiver Signal-to-Noise Ratio (dB)

+1

Maximum Long-Term Interference Power [dB(W/Hz)]       

To be determined

 

 

Maximum Path Length (km)

Depends on propgation mode

 

 

 

Typical 30 M Digital Amateur Station

 

 

Characteristics

 

Values

Frequency Band (MHz)

10.1-10.15

Channel Spacing

Random

Information Rate

45-300 bit/sec

Emission Type(s)

Many different types

Transmitter Power (dBW)

17

Transmission Line Loss (dB)

Transmit: .3                 Receive: .3

Antenna Polarization

Horizontal; Vertical

Antenna Maximum Gain (dBi)

7.5

Maximum e.i.r.p. (dBW)

24.2

Receiver IF Bandwidth

500

Receiver Noise Figure (dB)

13

Receiver System Noise (dBW)

-146

Receiver Signal-to-Noise Ratio (dB)

+3

Maximum Long-Term Interference Power [dB(W/Hz)]       

To be determined

 

 

Maximum Path Length (km)

Depends on the propagation mode

 

Dipole at 50 ft