Which of the following electronic components can amplify signals? [T6B05] A. Transistor B. Variable resistor C. Electrolytic capacitor D. Multi-cell battery The answer is, as luck would have it, A….
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Which of the following is an advantage of using a Schottky diode in an RF switching circuit rather than a standard silicon diode? [G6A06] A. Lower capacitance B. Lower inductance…
What is the ability to store energy in an electric field called? [T5C01] A. Inductance B. Resistance C. Tolerance D. Capacitance Hate to say it, but this is basically a…
Within what distance must an amateur station protect an FCC monitoring facility from harmful interference? [E1B03, 97.13] A. 1 mile B. 3 miles C. 10 miles D. 30 miles The…
Which of the following connectors would be a good choice for a serial data port? [G6B12] A. PL-259 B. Type N C. Type SMA D. DE-9 The answer is D….
If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show? [T5B06] A. 0.003 amperes B. 0.3 amperes C. 3 amperes D. 3,000,000…
Which insulating material commonly used as a thermal conductor for some types of electronic devices is extremely toxic if broken or crushed and the particles are accidentally inhaled? [E0A09] A….
What does the Q signal “QRV” mean? [G2C11] A. You are sending too fast B. There is interference on the frequency C. I am quitting for the day D. I…
What is the most common repeater frequency offset in the 2 meter band? [T2A01] A. Plus 500 kHz B. Plus or minus 600 kHz C. Minus 500 kHz D. Only…
Which of the following would be a practical way to estimate whether the RF fields produced by an amateur radio station are within permissible MPE limits? [E0A03] A. Use a…