## Technician: Definition of Telecommand

What is the FCC Part 97 definition of telecommand? [T1A13] A. An instruction bulletin issued by the FCC B. A one-way radio transmission of measurements at a distance from the measuring instrument C. A one-way transmission to initiate, modify or terminate functions of a device at a distance D. An instruction from a VEC The …

## Amateur Extra: VHF/UHF Contest Activity

This week in the Amateur Extra spectrum, we’ll look at a question from the “band plan” area of the exam [E2C06] During a VHF/UHF contest, in which band segment would you expect to find the highest level of activity? A. At the top of each band, usually in a segment reserved for contests B. In …

## General: Using the “AG” Suffix

This question comes from the General exam, the “rules” section…. [G1D06] When must you add the special identifier “AG” after your call sign if you are a Technician Class licensee and have a CSCE for General Class operator privileges, but the FCC has not yet posted your upgrade on its Web site? A. Whenever you …

## Technician: Satellite Tracking Software

Lets turn our gaze skyward for this question from the Technician pool… [T8B03] Which of the following are provided by satellite tracking programs? A. Maps showing the real-time position of the satellite track over the earth B. The time, azimuth, and elevation of the start, maximum altitude, and end of a pass C. The apparent …

## Amateur Extra: Power Factor

Ah, another fine math problem from the Amateur Extra exam (don’t you just love these?) [E5D18] How many watts are consumed in a circuit having a power factor of 0.71 if the apparent power is 500 VA? A. 704 W B. 355 W C. 252 W D. 1.42 mW Remember that the “power factor” of …

## General: S-Meter

This time our General question is about, well, s-meters! [G4D06] Where is an S meter found? A. In a receiver B. In an SWR bridge C. In a transmitter D. In a conductance bridge The answer is, A. In a receiver.  Now, in most modern transceivers, the receiver and transmitter are packaged in the same …

## Technician: Finding IRLP Enabled Repeaters

This question is from the section of the Technician pool relating to operating over the internet…  [T8C09] How might you obtain a list of active nodes that use VoIP? A. From the FCC Rulebook B. From your local emergency coordinator C. From a repeater directory D. From the local repeater frequency coordinator The question is …

## Amateur Extra: Network Impedance

The Amateur Extra class question of the week comes from sub-element 5 (electrical principles) section C (polar coordinates) [E5C06] In polar coordinates, what is the impedance of a network consisting of a 100-ohm-reactance capacitor in series with a 100-ohm resistor? A. 121 ohms at an angle of -25 degrees B. 191 ohms at an angle …

## General: Generator Safety

This weeks’ General question is from sub-element zero (Electrical Safety) section B (Safety in the Shack) [G0B13] What must you do when powering your house from an emergency generator? A. Disconnect the incoming utility power feed B. Insure that the generator is not grounded C. Insure that all lightning grounds are disconnected D. All of …

## Technician: Q Signal for interference?

This week’s Tech question comes from sub-element 2 (Operating Procedures,) group B (Q signals) [T2B10] Which Q signal indicates that you are receiving interference from other stations? A. QRM B. QRN C. QTH D. QSB There’s really no good way to understand what the Q signals mean except to memorize them.  I know, I know, …