ARRL

1.8MHz Reference Circuit

 Typical 160 M SSB station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

speech

 

Emission Type(s)

 

2K50J3E

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                   Receive: 0.2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

9

 

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

 

40.5

 

Receiver IF Bandwidth

 

2500 Hz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-124*

 

Receiver Signal-to-Noise Ratio (dB)

 

+6

 

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

 

To be determined

 

Availability Target %

 

 

 

Maximum Path Length (km)

 

 

 

Horizontal full wave loop at 50 ft.

*Lower with the use of directional antennas.

 High End 160 M CW  station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

10 bit/sec

 

Emission Type(s)

 

100HA1A

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                     Receive: 0.2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

9

 

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

 

40.5

 

Receiver IF Bandwidth

 

CW:100 Hz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-124*

 

Receiver Signal-to-Noise Ratio (dB)

 

+6

 

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

 

To be determined

 

 

 

 

 

Maximum Path Length (km)

 

 

 

 *Lower with the use of directional antennas

Typical 160 M SSB Amateur Station 

The typical SSB amateur station communicates with other SSB using F layer propagation.

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

Speech

 

Emission Type(s)

 

2K50J3E

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                    Receive: 0.2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

39.5

 

Receiver IF Bandwidth

 

SSB:2500 Hz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-109

 

Receiver Signal-to-Noise Ratio (dB)

 

+6

 

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

 

To be determined

 

 

 

 

 

Maximum Path Length (km)

 

Depends on propagation mode

 

 Dipole at 50 ft

 Typical 160 M CW Amateur Station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

10 bit/s

 

Emission Type(s)

 

100HA1A

 

Transmitter Power (dBW)

 

20

 

Transmission Line Loss (dB)

 

Transmit: .2                   Receive: 0.2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

27.8

 

Receiver IF Bandwidth

 

CW:100Hz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-123

 

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

 

 Dipole at 50 ft

High End 160 M Digital Amateur Station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

45-300 bit/sec

 

Emission Type(s)

 

Many different types

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                  Receive: .2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

39.5

 

Receiver IF Bandwidth

 

500

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-116

 

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

 

Typical 160 M Digital Amateur Station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

45-300 bit/sec, 0-300 bit/sec worst case

 

Emission Type(s)

 

Many different types

 

Transmitter Power (dBW)

 

17

 

Transmission Line Loss (dB)

 

Transmit: .2                   Receive: .2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

24.8

 

Receiver IF Bandwidth

 

500 Hz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-116

 

Receiver Signal-to-Noise Ratio (dB)

 

+3

 

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

 

To be determined

 

 

 

 

 

Maximum Path Length (km)

 

Depends on propagation mode

 

Typical 160 M SSTV Amateur Station 

The typical SSTV amateur station exchanges pictures with other stations.

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

.22 to 7.5 frames/sec

 

Emission Type(s)

 

2K50J3E

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                 Receive: .2

 

Antenna Polarization

 

Horizontal; Vertical

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

39.5

 

Receiver IF Bandwidth

 

2500

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-109

 

Receiver Signal-to-Noise Ratio (dB)

 

+30

 

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

 

To be determined

 

 

 

 

 

Maximum Path Length (km)

 

Depends on propagation mode

 

Typical 160 M Beacon Amateur Station

N/A--There don’t appear to be any in operation.

Typical 160 M Hand-Held Amateur Station

N/A--There don’t appear to be any in operation.


Typical 160 M AM station

Characteristics

 

 

 

Values

 

Frequency Band (MHz)

 

1.8-2.0

 

Channel Spacing

 

Random

 

Information Rate

 

Speech

 

Emission Type(s)

 

6K0A3E

 

Transmitter Power (dBW)

 

31.7

 

Transmission Line Loss (dB)

 

Transmit: .2                 Receive: 0.2

 

Antenna Polarization

 

Horizontal

 

Antenna Maximum Gain (dBi)

 

8

 

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

 

39.5

 

Receiver IF Bandwidth

 

6 kHz

 

Receiver Noise Figure (dB)

 

13

 

Receiver System Noise (dBW)

 

-106

 

Receiver Signal-to-Noise Ratio (dB)

 

10

 

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

 

To be determined

 

 

 

 

 

Maximum Path Length (km)

 

Depends on propagation mode