High End 12 M SSB station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.93-24.99 |
|
Channel Spacing |
Random |
|
Information Rate |
speech |
|
Emission Type(s) |
2K50J3E |
|
Transmitter Power (dBW) |
31.7 |
|
Transmission Line Loss (dB) |
Transmit: .6 Receive: 0.6 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
15 |
|
Maximum e.i.r.p. (dBW) |
46.1 |
|
Receiver IF Bandwidth |
2500 Hz |
|
Receiver Noise Figure (dB) |
7 |
|
Receiver System Noise (dBW) |
-156 |
|
Receiver Signal-to-Noise Ratio (dB) |
+6 |
|
Maximum Long-Term Interference Power [dB(W/Hz)] |
To be determined |
|
Availability Target % |
|
|
Maximum Path Length (km) |
|
4 el yagi
Typical 12 SSB station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.93-24.99 |
|
Channel Spacing |
Random |
|
Information Rate |
speech |
|
Emission Type(s) |
2K50J3E |
|
Transmitter Power (dBW) |
31.7 |
|
Transmission Line Loss (dB) |
Transmit: .8 Receive: 0.8 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
12 |
|
Maximum e.i.r.p. (dBW) |
42.9 |
|
Receiver IF Bandwidth |
2500 Hz |
|
Receiver Noise Figure (dB) |
13 |
|
Receiver System Noise (dBW) |
-156 |
|
Receiver Signal-to-Noise Ratio (dB) |
+6 |
|
Maximum Long-Term Interference Power [dB(W/Hz)] |
To be determined |
|
Availability Target % |
|
|
Maximum Path Length (km) |
|
High End 12 M CW station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.89-24.99 |
|
Channel Spacing |
Random |
|
Information Rate |
10 bit/sec |
|
Emission Type(s) |
100HA1A |
|
Transmitter Power (dBW) |
31.7 |
|
Transmission Line Loss (dB) |
Transmit: .6 Receive: 0.6 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
15 |
|
Maximum e.i.r.p. (dBW) |
46.1 |
|
Receiver IF Bandwidth |
CW:100 Hz |
|
Receiver Noise Figure (dB) |
7 |
|
Receiver System Noise (dBW) |
-170 |
|
Receiver Signal-to-Noise Ratio (dB) |
+1 |
|
Maximum Long-Term Interference Power [dB(W/Hz)] |
To be determined |
|
|
|
|
Maximum Path Length (km) |
|
Typical 12 M CW Amateur Station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
18.068-18.110 |
|
Channel Spacing |
Random |
|
Information Rate |
10 bit/s |
|
Emission Type(s) |
100HA1A |
|
Transmitter Power (dBW) |
20 |
|
Transmission Line Loss (dB) |
Transmit: .8 Receive: 0.8 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
8 |
|
Maximum e.i.r.p. (dBW) |
27.2 |
|
Receiver IF Bandwidth |
CW:100Hz |
|
Receiver Noise Figure (dB) |
7 |
|
Receiver System Noise (dBW) |
-170 |
|
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 30 ft
High End 12 M Digital Amateur Station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.89-24.99 |
|
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: .8 Receive: .8 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
15 |
|
Maximum e.i.r.p. (dBW) |
45.9 |
|
Receiver IF Bandwidth |
500 |
|
Receiver Noise Figure (dB) |
13 |
|
Receiver System Noise (dBW) |
-163 |
|
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 12 M Digital Amateur Station
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.89-24.99 |
|
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: .8 Receive: .8 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
8 |
|
Maximum e.i.r.p. (dBW) |
24.2 |
|
Receiver IF Bandwidth |
500 Hz |
|
Receiver Noise Figure (dB) |
13 |
|
Receiver System Noise (dBW) |
-163 |
|
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 12 M SSTV Amateur Station
The typical SSTV amateur station exchanges pictures with other stations.
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.93-24.99 |
|
Channel Spacing |
Random |
|
Information Rate |
.22 to 7.5 frames/sec |
|
Emission Type(s) |
2K50J3E |
|
Transmitter Power (dBW) |
30 |
|
Transmission Line Loss (dB) |
Transmit: .8 Receive: .8 |
|
Antenna Polarization |
Horizontal; Vertical |
|
Antenna Maximum Gain (dBi) |
12 |
|
Maximum e.i.r.p. (dBW) |
41.2 |
|
Receiver IF Bandwidth |
2500 |
|
Receiver Noise Figure (dB) |
7 |
|
Receiver System Noise (dBW) |
-156 |
|
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 12 M Beacon Amateur Station
None in operation in the USA, but 100 watt beacons at W6YX and KH6WO are a possibility.
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.93 |
|
Channel Spacing |
N/A |
|
Information Rate |
10 bit/s |
|
Emission Type(s) |
50HA1A |
|
Transmitter Power (dBW) |
20 |
|
Transmission Line Loss (dB) |
Transmit:.8 |
|
Antenna Polarization |
Vertical |
|
Antenna Maximum Gain (dBi) |
0 |
|
Maximum e.i.r.p. (dBW) |
19.2 |
|
Receiver IF Bandwidth |
100 Hz |
|
Receiver Noise Figure (dB) |
13 |
|
Receiver System Noise (dBW) |
-170 |
|
Receiver Signal-to-Noise Ratio (dB) |
+1 |
|
Maximum Long-Term Interference Power [dB(W/Hz)] |
To be determined |
|
|
|
|
Maximum Path Length (km) |
depends on propagation mode |
.
Typical 12 M Hand-Held Amateur Station
The typical SSB hand-held amateur station can communicate with some other SSB voice amateur stations.
|
Characteristics
|
Values
|
|
Frequency Band (MHz) |
24.93-24.99 |
|
Channel Spacing |
Random |
|
Information Rate |
speech |
|
Emission Type(s) |
2K50J3E |
|
Transmitter Power (dBW) |
3 |
|
Transmission Line Loss (dB) |
Transmit: .0 Receive: 00 |
|
Antenna Polarization |
Vertical |
|
Antenna Maximum Gain (dBi) |
-2 |
|
Maximum e.i.r.p. (dBW) |
1 |
|
Receiver IF Bandwidth |
2500 Hz |
|
Receiver Noise Figure (dB) |
7 |
|
Receiver System Noise (dBW) |
-156 |
|
Receiver Signal-to-Noise Ratio (dB) |
+6 |
|
Maximum Long-Term Interference Power [dB(W/Hz)] |
To be determined |
|
Availability Target % |
|
|
Maximum Path Length (km) |
|
Mizuho sell these little radios.