You may use Channel 9 (27.065 MHz) for everyday communications. *
1 point
Provincial or municipal emergency communications have priority over all other communications on Channel 23 (27.255 MHz). *
1 point
When you receive messages from users on Channel 9 that involve non-emergency communications, you must go on the air and interrupt them. *
1 point
You must listen before transmitting to ensure that you will not cause interference to transmissions already in progress. *
1 point
You may use a linear amplifier to increase the power of your mobile GRS or CB Radio station. *
1 point
Microphones with amplifiers are often necessary for a better modulation. *
1 point
Your GRS / CB Radio installation may cause various problems. The following equipment is most likely to be affected: radar, VHF radio (taxi) and microwave oven. *
1 point
An aluminium rod buried .6 m in the ground is considered a proper ground system for the operation of a GRS / CB Radio station. *
1 point
Industry Canada / ISED may not restrict your hours of operation. *
1 point
Industry Canada / ISED requires a method of identification for GRS / CB Radio stations even though they are exempted from having a licence. *
1 point
No licence is required to operate a GRS / CB Radio station. *
1 point
The federal government may impose restrictions on the height of GRS / CB Radio base station antennas. *
1 point
Your neighbour asks you for some advice on how to install a television reception system at home that will reduce the risks of harmful interference. You say that:
The use of "rabbit ears" and an outdoor antenna simultaneously does not cause reception problems. *
1 point
"Rabbit ear" type of antennas are used to receive signals from local and distant stations. *
1 point
For your neighbour's receiving system, coaxial cable is preferable because it reduces the risks of interference. *
1 point
You receive a complaint that your neighbour's stereo system picks up your communications, which can also be heard on the telephone.
It is not necessary to check your radio installation. *
1 point
The problem is caused by a deficiency in your neighbour's equipment. *
1 point
You receive a complaint that your station interferes with your neighbour's television reception
If your neighbour's television is connected to cable, there is no need to worry about it. *
1 point
You should inform your neighbour that this is impossible because you are not using your equipment. *
1 point
If you have a directional antenna, it is less likely that your station is the cause of the interference. *
1 point
You are not responsible since you were not operating the station when the interference occurred. *
1 point
You should take the steps necessary to prevent the interference. *
1 point
Since your station does not cause interference in your own television, you cannot be responsible for the interference caused in your neighbour's set. *
1 point
If your neighbour notices that the interference affects primarily Channel 2, suggest that a low-pass filter be installed between the television and its antenna. *
1 point
If the interference affects all the television channels, you must install a high-pass filter between your GRS / CB Radio set and your antenna. *
1 point
You operate a GRS / CB Radio station and you experience harmful interference.
If it is electrical interference, you should contact Industry Canada. *
1 point
Dimmer switches, electric blankets, aquarium heaters, fluorescent lights and heating pads may cause clicking, humming or buzzing sounds in your GRS / CB Radio receiver.
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1 point
Every time your fellow GRS / CB Radio operators transmit, your station experiences cross‑modulation effects; this means that they are using a linear amplifier. *
1 point
If the signal picked up by your transceiver is accompanied by a high level of noise, you can reduce it by turning down the volume. *