Question from the Extra License Class question pool:![]()
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" Why are optoisolators often used in conjunction with solid state circuits when switching 120VAC?![]()
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A. Optoisolators provide a low impedance link between a control circuit and a power circuit![]()
B. Optoisolators provide impedance matching between the control circuit and power circuit![]()
C. Optoisolators provide a very high degree of electrical isolation between a control circuit and the circuit being switched![]()
D. Optoisolators eliminate the effects of reflected light in the control circuit "![]()
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73 de STARC
Question from the General License Class question pool:![]()
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" What is reactance?![]()
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A. Opposition to the flow of direct current caused by resistance![]()
B. Opposition to the flow of alternating current caused by capacitance or inductance![]()
C. A property of ideal resistors in AC circuits![]()
D. A large spark produced at switch contacts when an inductor is ![]()
de-energized "![]()
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73 de STARC
Question from the Technician License Class question pool:![]()
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" Which of the following is a good electrical insulator?![]()
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A. Copper![]()
B. Glass![]()
C. Aluminum![]()
D. Mercury "![]()
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73 de STARC
More FCC rules and regulations that you really should know.![]()
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" ยง97.121 Restricted operation.![]()
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(a) If the operation of an amateur station causes general interference to the reception of transmissions from stations operating in the domestic broadcast service when receivers of good engineering design, including adequate selectivity characteristics, are used to receive such transmissions, and this fact is made known to the amateur station licensee, the amateur station shall not be operated during the hours from 8 p.m. to 10:30 p.m., local time, and on Sunday for the additional period from 10:30 a.m. until 1 p.m., local time, upon the frequency or frequencies used when the interference is created.![]()
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(b) In general, such steps as may be necessary to minimize interference to stations operating in other services may be required after investigation by the FCC. "![]()
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73 de STARC
QST QST QST - ARRL VE Test Session, Saturday, August 20, 2022, in St. Albans, VT![]()
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This is a QST.![]()
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The Northwestern VT ARRL VE Team will be having a test session Saturday, August 20, 2022 at 9:00 am, at the VFW post 758 St. Albans, 353 Lake Street, Saint Albans, VT 05478.![]()
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Exam location:![]()
www.google.com/.../data=!4m5!3m4...![]()
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Please email Eric Lessard at lessarderic29@yahoo.com if you want to take an exam.![]()
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BYOM - Bring Your Own Mask. Masks not mandatory but recommended. Social distancing also necessary.![]()
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You MUST have a FRN number to take an exam. See this:![]()
apps.fcc.gov/coresWeb/publicHome.do if you do not already have one and need to get one. ![]()
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You also need to provide a valid email on your 605 Form to get your license.![]()
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We look forward to testing you and telling you, "Congratulation, you passed your exam".![]()
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73 de STARC