CRAC Bilingual Manual: Ohm’s Law and Resistance | 欧姆定律与电阻 (67 questions)
CRAC Bilingual Manual › Part: Electrical Basics for Amateur Radio CRAC Bilingual Exam Manual (Class A / B / C) […]
CRAC Bilingual Manual: Conductors and Current | 导体与电流 (72 questions)
CRAC Bilingual Manual › Part: Electrical Basics for Amateur Radio CRAC Bilingual Exam Manual (Class A / B / C) […]
CRAC Bilingual Manual: Amateur Radio Satellites | 业余无线电卫星 (8 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Radio Direction Finding (ARDF) | 无线电测向 (17 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Transmitters and Modulation | 发射机与调制 (72 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Transmission Lines | 传输线 (58 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Antenna Systems and Matching | 天线系统与匹配 (42 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Antenna Fundamentals | 天线的作用 (70 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Transceiver Front-Panel Controls | 收发信机面板控制 (24 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]
CRAC Bilingual Manual: Transceivers and Receiver Systems | 收发信机与接收系统 (60 questions)
CRAC Bilingual Manual › Part: Radio System Fundamentals CRAC Bilingual Exam Manual (Class A / B / C) | 中国业余无线电台操作技术能力验证英中对照手册 […]