SCARS LIVE QUESTIONS

Come and join the fun.  Send us your pictures, riddles, or questions and have them added to our weekly trivia sessions. If interested please send your email including your submission to VOIP@SCARSVOIP.COM

LIVE QUESTIONS FOR  FEB 14 & 15, 2026

SUPPLIED BY K2HA

1, The ratio between the input signal that can just be heard on a receiver and the signal level at which it overloads is known as the receivers:

A. noise factor

B. overload margin

C. receive threshold

D. dynamic range.

2, A transmitter is operating on SSB and runs warm while outputting 100W PEP. If the same transmitter is switched to RTTY and the output is set to the same 100W peak level, how will the transmitter's temperature likely change?

A. a bit cooler than before

B. considerably hotter than before

C. slightly hotter than before

D. at much the same temperature as before.

3, What is the phase shift of an L-network (series L-shunt C) at resonance?

A: 180

B: -180

C: 90

D: -90

4, Why is knowing the phase shift of an L-network important in RF design, particularly when matching an antenna to a transmission line?

A: It dictates the maximum frequency the network can handle.

B: It determines the physical length of the inductor.

C: It indicates the "orientation" of the load and ensures the desired current/voltage phase relationship.

D: It defines the power rating of the capacitors.

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

LIVE QUESTIONS FOR FEB 7 & 8, 2026

SUPPLIED BY K2HA

1, Clean water is disappearing globally; what other natural resource is now dangerously close to depletion?

A: Sand

B: Gold

C: Oxygen

D: Uranium

2, If you receive a CW RST report of 569c, what does the 'c' mean?

A: You have key clicks

B: You have a nice clean signal

C: You have a chirpy signal

D: You have a signal that can't be copied

3, The most popular cable plug and chassis-mount socket carry the old Signal Corps nomenclatures PL-259 (plug) and SO-239 (socket). What other type of nomenclature does it have?

A: Type N

B: Type F

C: Type C

D: Type M

4, Worldwide, which Band Spectrum is commonly used for the downlink signal for Direct-to-Home (DTH) satellite television downlink signals?  Bonus questions – are Ham Radio Amateurs allowed to transmit outside the commercial space in that band? If so, in which countries?

A: C-Band

B: X-Band

C: KU-Band

D: Ultra High Band

THE ANSWERS TO THE ABOVE QUESTIONS ARE

1A, 2C, 3D AND 4C

BONUS QUESTION ANSWER - YES