SCARS LIVE QUESTIONS

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LIVE QUESTIONS FOR JUNE 7 AND 8, 2025 SUPPLIED BY K2HA

1, In the near future which of the following jobs is most likely not AI proof?

A: Customer service

B: Hearing aid specialists

C: Plumbers and pipe fitters

D: Security and fire alarm installers

2, Earth's magnetosphere (a protective shield that deflects harmful solar radiation and cosmic rays) can extend millions of kilometers from Earth, far beyond the Moon's orbit. 

A: True

B: False

3, What company(ies) competed with Heathkit in the late 1960's-early 1970's as a maker of Amateur Radio kits?

A: Eico

B: Knight

C: Lafayette

D: all of the above

4, One advantage of a fast attack in the response of the AGC circuits is that:

A: the receiver will recover quickly from a strong burst of interfering RF.

B: a sudden large RF signal on SSB will not result in an overly loud audio output.

C: the receiver will be very quick to react to frequency changes in the wanted signal.

D: a sudden large RF signal on FM will not result in an overly loud audio output.

THE ANSWERS TO THE ABOVE QUESTIONS ARE

1A, 2A, 3D AND 4B

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LIVE QUESTIONS FOR JUNE 14 AND 15, 2025 SUPPLIED BY K2HA

1, When should you ground a portable generator during field day or emergency operations?

A: Always

B: Only necessary during thunderstorms

C: Grounding isn't needed when not connected to mains.

D: Only if the equipment being used have 3-prong plugs.

2, A Signal Report of -32 means that you are most likely operating in:

A: SSB

B: CW

C: FM

D: FT8

3, Which of the following was a common trait of many 12 volt 9-pin miniature tubes?

A: There is a direct plate for conduction cooling

B: There is a center tap to the filament allowing 6 volt heating 

C: The filament contacts came out of the side of the envelope

D: The tubes operate with a plate voltage less than 80 volts

4, The purpose of digitizing an analogue signal from a microphone is to

A: allow the signal to be processed with suitable software.

B: limit the frequency response to between 300Hz and 3kHz.

C: improve the speakers diction by watching the digital voice dynamics.

D: keep the ratio between the signal and background noise as low as possible.

THE ANSWERS TO THE ABOVE QUESTIONS WILL BE POSTED HERE SHORTLY AFTER THE CONCLUSION OF THE SUNDAY RAGCHEW NET