E1B10. What frequencies are authorized to an amateur station operating under RACES rules?
按 RACES 规则操作的业余台被授权使用哪些频率?
All amateur service frequencies authorized to the control operator控制操作员被授权的全部业余业务频率
Specific segments in the amateur service MF, HF, VHF, and UHF bands业余业务 MF/HF/VHF/UHF 的特定段
Specific local government channels特定地方政府频道
All these choices are correct以上都对
Explanation · 解析
RACES 操作可使用控制操作员权限内的全部业余频率(97.407)。
Exam tips · 考试提示
• 实际应用:应急时 RACES 可跨波段调度,灵活性强。• 易错点:误以为仅限特定段。
E1B11. What does PRB-1 require of state and local regulations affecting amateur radio antenna size and structures?
PRB-1 对影响业余天线尺寸与结构的地方与州法规有何要求?
No limitations may be placed on antenna size or placement不得对天线尺寸或位置作任何限制
Reasonable accommodations of amateur radio must be made须对业余无线电作合理安置(reasonable accommodation)
Such structures must be permitted when use for emergency communications can be demonstrated能证明用于应急通信时须许可此类结构
Such structures must be permitted if certified by a registered professional engineer经注册专业工程师认证时须许可
Explanation · 解析
PRB-1 要求州/地方对业余天线作合理安置,不得无理禁止(97.15)。
Exam tips · 考试提示
• 中国对应:中国城市小区天线常受限,可据应急与法规合理争取。• 实际应用:被拒时可引用合理安置原则协商。
E1C01. What is the maximum bandwidth for a data emission on 60 meters?
60 米波段数据发射的最大带宽是多少?
60 Hz60 Hz
170 Hz170 Hz
1.5 kHz1.5 kHz
2.8 kHz2.8 kHz
Explanation · 解析
60 米数据发射最大带宽 2.8 kHz(97.303)。
Exam tips · 考试提示
• 中美差异:60 米为信道化,带宽受限。• 实际应用:60 米数字模式(如 FT8)须用合规带宽与中心频率。
E1C02. Which of the following apply to communications transmitted to amateur stations in foreign countries?
向外国业余台发送通信须遵守哪些规定?
Third party traffic must be limited to that intended for the exclusive use of government and non-Government Organization (NGOs) involved in emergency relief activities第三方通信限政府及 NGO 应急使用
All transmissions must be in English所有发射须用英文
Communications must be limited to those incidental to the purpose of the amateur service and remarks of a personal nature通信限于业余业务目的之附带事项及个人性质言谈
All these choices are correct以上都对
Explanation · 解析
国际通信限于业余业务目的附带事项与个人言谈,不得商业/过界(97.117)。
Exam tips · 考试提示
• 中国对应:中国国际通信同样限于业余业务与个人性质。• 易错点:误以为必须英文或仅应急。• 实际应用:跨境通联注意内容合规,避免商业。
E1C03. How long must an operator wait after filing a notification with the Utilities Technology Council (UTC) before operating on the 2200-meter or 630-meter band?
向公用事业技术委员会(UTC)提交通知后,操作 2200 米或630 米波段前须等待多久?
Operators must not operate until approval is received须等收到批准方可操作
Operators may operate after 30 days, providing they have not been told that their station is within 1 kilometer of PLC systems using those frequencies30 天后可操作,前提是一直未被通知其台在 1 公里内 PLC 系统附近
Operators may not operate until a test signal has been transmitted in coordination with the local power company须与当地电力公司的协调下发射测试信号后方可
Operations may commence immediately, and may continue unless interference is reported by the UTC可立即开始,除非 UTC 报告干扰
Explanation · 解析
在 PLC(电力线载波)系统 1 公里外,提交UTC 通知 30 天后可操作(97.303(g))。
Exam tips · 考试提示
• 中国对应:中国这些 LF/MF 段也需注意与电力线载波共存。• 实际应用:新设台先查附近 PLC 设施再申报。
E1C04. What is an IARP?
什么是 IARP?
A permit that allows US amateurs to operate in certain countries of the Americas允许美国业余电台在美洲某些国家操作的许可
The internal amateur radio practices policy of the FCCFCC 内部业余无线电操作政策
An indication of increased antenna reflected power天线反射功率升高的指示
A forecast of intermittent aurora radio propagation间歇性极光传播预报
Explanation · 解析
IARP(国际业余无线电许可)依拉美协定允许美国在美洲多国操作(97 相关)。
Exam tips · 考试提示
• 中美差异:IARP 主要覆盖美洲;CEPT 覆盖欧洲。• 实际应用:赴拉美可凭 IARP 临时操作。
E1C05. Under what situation may a station transmit third party communications while being automatically controlled?
在何种情况下,自动控制的台可发射第三方通信?
Never绝不
Only when transmitting RTTY or data emissions仅发射 RTTY 或数据发射时
Only when transmitting SSB or CW仅发射 SSB 或 CW 时
On any mode approved by the National Telecommunication and Information Administration任何经 NTIA 批准的模制
Explanation · 解析
自动控制的台仅在 RTTY/数据发射时可载第三方通信(97.221(c)(1)、97.115(c))。
Exam tips · 考试提示
• 中国对应:中国对自动化台与第三方通信有专门规定。• 易错点:误以为自动控制台可任意发第三方通信。• 实际应用:自动数字中继可转发合规第三方报文。
E1C06. Which of the following is required in order to operate in accordance with CEPT rules in foreign countries where permitted?
在允许的外国按 CEPT 规则操作需要什么?
You must identify in the official language of the country in which you are operating须用所在国官方语言识别
The US embassy must approve of your operation须获美国使馆批准
You must have a copy of FCC Public Notice DA 16-1048须持 FCC 公共通知 DA 16-1048 副本
You must append "/CEPT" to your call sign须在呼号后加 /CEPT
Explanation · 解析
按 CEPT 在外国操作须携带 FCC 公共通知 DA 16-1048 等凭证(97.303(g) 相关)。
Exam tips · 考试提示
• 中国对应:中国 HAM 出境依目的地互惠安排,常需操作证书/电台执照翻译件。• 易错点:误以为要改呼号加后缀。• 实际应用:赴欧前打印 FCC 通知并带执照原件。
E1C07. What notifications must be given before transmitting on the 630- or 2200-meter bands?
在 630 米或 2200 米波段发射前须作何通知?
A special endorsement must be requested from the FCC须向 FCC 申请特别背书
An environmental impact statement must be filed with the Department of the Interior须向内政部提交环境影响声明
Operators must inform the FAA of their intent to operate, giving their call sign and distance to the nearest runway须告知 FAA 意图,给呼号与到最近跑道距离
Operators must inform the Utilities Technology Council (UTC) of their call sign and coordinates of the station须告知 UTC(公用事业技术委员会)呼号与台站坐标
Explanation · 解析
LF/MF 段操作前须通知 UTC 呼号与坐标,以防干扰电力线载波(97.303(g))。
Exam tips · 考试提示
• 实际应用:两段均为微弱信号段,申报是合规前提。• 易错点:误向 FAA 而非 UTC 申报。
E1C08. What is the maximum permissible duration of a remotely controlled station’s transmissions if its control link malfunctions?
遥控台控制链路故障时,其发射最长允许持续多久?
30 seconds30 秒
3 minutes3 分钟
5 minutes5 分钟
10 minutes10 分钟
Explanation · 解析
遥控台控制链路故障后,发射须在 3 分钟内自动停止(97.213)。
Exam tips · 考试提示
• 中国对应:中国对遥控台失控停发有类似安全要求。• 实际应用:设看门狗定时器自动切断。