| What is the maximum VF tone that may be fed to a voice signal |
| What is the maximum power of the Class 1 analog mobile phone |
| The average voltage value of the 3.58MHz modulated chrominance signal in TV receivers is___________ |
| How many lines does a standard NTSC has? |
| F3 emission means carrier frequency is modulated by _______ |
| The aeronautical radio navigation land station that provides direct bearing on that station from an aircraft is known as _____________ |
| What is the frequency tolerance for aircraft station employing SSB transmission? |
| The range of the human hearing can form how many octaves |
| What results in the luminance components interfering in the color signal, it occurs whenever there is diagonal detail on that picture and gets worse with motion |
| How many horizontal lines are blanked out in the frame of TV receivers by V blanking |
| What would be the bandwidth of an AF filter for CW |
| A superjumbo group has how many voice band channel |
| A characteristic of the modulating signal that is proportional with the amount of frequency deviation from the carrier center frequency in FM |
| “?” requires that the amplitude of each sample be converted into ______ |
| In the single tube class C amplifier why is the “?” modulated envelop that made up of varying amplitude dc pulses |
| What is the data transmission rate of the North American AMPS |
| The split pair is used by IBM token ring network that operates at either |
| In acoustics, what do you call the present combination of interval |
| What is a system where cables and wires are placed within the ceiling and poked up in the resistance floor structured to office or the room above |
| 3G wireless system was introduced in what year |
| In telephone system, what traffic model is based on the assumption that calls are not immediately satisfied that the first attempt are held in the system until it is satisfied |
| What is the maximum VF tone that may be fed in the telephone line |
| What type of modulation is produced by sampling an analog signal |
| What is the number of lines scan per frame in the raster on the picture tube |
| What is the velocity of the geostationary satellite in orbit |
| Which navigation does not have global range |
| What refers to the system where an aircraft’s navigation aid measures the time interval between an interrogatory pulse and the reply from the radar from a radar beacon |
| What is the accuracy of LORAN C long range hyberbolic radio navigation system |
| What is the main advantage of GPRS |
| How many TV fields are recorded on one slant track of tape |
| What frequency sharing technique uses highly directional spot beam antennas to prevent interference between stations of the same freq. |
| What is used to produce low power microwave oscillators |
| What is the variation of the discriminator which greatly reduces sensitivity to amplitude variations and causes a 50% reduction in output voltage |
| Under the revised regulation governing cable TV systems in the Philippines regular duplicated by the network programming by one or more station in a week during the hours of 6 to 11 PM local time to a total of how many hours or more? |
| What is the minimum rejection of a CATV system |
| In CATV system what is sound section isolation |
| In CATV system what is the RF output terminal match |
| In the NTSC regulation, how much is the fine for the MPSC operating without valid NTC permit |
| What is the term for the ratio for the luminous power to the radiant power in the sample of light and expressed in lumens per watt of gradient energy |
| What do you call a special microwave coaxial cable which is made of hard tubing rather that wire with an insulating cover that can be used on the lower microwave band |
| Which of the following are antennas made with micro strip on PCBs |
| Which coaxial connector is of more complex and expensive that do a better job in maintaining the electrical char of the cable through interconnection |
| What is the dielectric constant of polyethylene insulator |
ANSWERS:
| +6dB |
| 600mW |
| The brightness of the color |
| 525 |
| Voice |
| Omni-directional range station |
| 20 ppm |
| 10 |
| Cross luminance |
| 42 |
| 500 to 1000 Hz |
| 10800 |
| Amplitude |
| Binary number |
| Because of flywheel |
| 10 kbps |
| 4 or 16 Mbps |
| Consonant interval |
| Poke probe |
| 2001 |
| Poisson |
| 0 VU |
| PAM |
| 525 |
| 6879 statute mph |
| MLS |
| DME (Distance Measuring Equipment) |
| ¼ of a mile absolute & >100ft |
| It doesn’t require a connection |
| 1 |
| Spatial isolation |
| Tunnel diode |
| Radio detector |
| 14 hours |
| 60 dB |
| 40 dB |
| 16 dB |
| Php5000 |
| Luminosity |
| Hard line |
| Patch antenna |
| n-type connector |
| 2.27 |
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