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National Association for Amateur Radio Website Search - ARRL
'Brown, "RF Current Probe," Ham Radio, October. 1968, p. 76 ... Never use a high impedance probe to measure a low impedance circuit. Learn More
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National Association for Amateur Radio Website Search - ARRL
As an RF detector. D. As a high-voltage rectifier. E6B04. What type of ... Never use a high-impedance probe to measure a low-impedance ... Learn More
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Some Basics for Equipment Servicing Part 2 - ARRL
4 A high-impedance dc voltmeter need not be complex. This circuit uses a single IC. BT1, BT22 AAA (or AA) cells in holder or. 9-V transistor radio ... Learn More
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Some Basics for Equipment Servicing Part 3 - ARRL
4. Schematic diagram of the af/rf signal injector. All resistors are 1/4 W, 5% carbon types, and all capacitors are disc ceramic. 9-V transistor radio battery ... Learn More
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chapter 1 - ARRL
Amateur Radio is a diverse and colorful avocation or hobby where the participants communicate with each other through the use of radio signals. Learn More
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Some Basics for Equipment Servicing Part 1 - ARRL
(Numerous inexpensive items of homemade test equipment are described in the League book, Solid State Design for the Radio Amateur, chapter 7.) A homemade or ... Learn More
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Some Basics for Equipment Servicing Part 4 - ARRL
To prevent loading or detuning, a 10:1 scope probe is almost a must when signal tracing in rf and i-f circuits. ... 6 High-impedance, or 10:1, probes must be ... Learn More
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A Low Frequency Adapter for your Vector Network Analyzer (VNA)
capability plus a high impedance input compatible with scope probes to drive 50 Ω loads over a 60 MHz bandwidth. I always wished my Hewlett-Packard. Vector ... Learn More
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2012-2016 Extra Class Question Pool - ARRL
Never use a high impedance probe to measure a low impedance circuit. C. Never ... As an RF detector. D. As a high voltage rectifier. ~~. E6B10 (B). In ... Learn More
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Extra Class (Element 4) Question Pool - ARRL
Jul 1, 2024 ... Never use a high-impedance probe to measure a low-impedance circuit ... The same as the output impedance of the RF generator. E9F09. What ... Learn More
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