To be eligible to become an authorized Volunteer Examiner, one must be at least 18 years old. Three Volunteer Examiners are required for each license exam, and each must sign the documentation for the exam to be valid. [97.509(b)(2)]
In order to handle the net effectively, it is a good amateur practice to have a backup frequency.
On the 10-meter band, 1200 baud is the highest symbol rate that is permissible for RTTY or data emission broadcasts. [97.305(c) and 97.307(f)(4)]
The 10-meter band's upper 29.5 MHz is open for usage by repeaters. [97.205(b)]
The "hands free" functioning of SSB VOX.
A propagation beacon station system uses the frequencies 14.100, 18.110, 21.150, 24.930, and 28.200 MHz, hence an amateur operator should generally avoid transmitting on those bands. [97.101]
The maximum output power for beacon stations is 100 watts PEP. [97.203(c)]