1.5 kW of RF power (it can severely hurt and/or kill you if you don't know what you are doing), frequency band privileges that span across the spectrum (you need to know where you can/can't go so that you don't interfere with licensed users like public safety, business, gov, etc), and that the fact that HF shortwave signals can go international (callsigns - part of which identifies your country - identify where you are from and who you are).

Extra class ham here. If anyone had any more questions, just let me know!

1.5 kW of RF power (it can severely hurt and/or kill you if you don't know what you are doing), frequency band privileges that span across the spectrum (you need to know where you can/can't go so that you don't interfere with licensed users like public safety, business, gov, etc), and that the fact that HF shortwave signals can go international (callsigns - part of which identifies your country - identify where you are from and who you are).

1.5 kW of RF power (it can severely hurt and/or kill you if you don't know what you are doing), and frequency band privileges that span across the spectrum (you need to know where you can/can't go so that you don't interfere with licensed users like public safety, business, gov, etc)