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33 Cards in this Set
- Front
- Back
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Primary characteristics of radio waves |
Electromagnetic spectrum, ground wave communications terms, propagation, frequency and wavelength, and radiation patterns. |
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The electromagnetic spectrum range is 0 - ? |
Infinity |
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What are the types of em radiation? |
Radio Waves, microwaves, IR (infrared), visible light, UV (ultraviolet) Ray's, x-rays, gamma Ray's, and cosmic rays. |
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Electromagnetic Waves travel how many miles a second? |
186,000Mps |
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How many times does 1 Megahertz (MHz) cycle per second? |
1,000,000 cycle's per second |
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Label this diagram |
Answer |
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What are the common components of a radio system. |
Antenna, power supply, receiver, and transmitter. |
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True or false. Ground Waves are best described as Waves that refract or bend from the Earth's surface? |
True bitch |
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_____________ occurs when radio Waves come in contact with a object such as a building or mountain? |
Diffraction |
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The two principal ways Waves travel in wave propagation are ground Waves and ____________? |
Sky wave |
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This component is used to control the kdu from the rt. |
Kd Cable |
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True or false. The brick 103 and the 117f both utilize the 1644 |
False bitch |
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The 117f is an advanced multiband multi mission radio. what is the frequency range? |
30 Megahertz MHz to 511.999 Megahertz MHz |
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Which frequency isn't supported on the 117f? |
High frequency maaaaaannnnn |
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What is the vhf low band frequency range for the 117f? |
30.000 - 89.999 Megahertz MHz |
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The vrc-103 amplifies signals up to how many watts? |
50 watts |
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___________ is run from the rt of the 117f which allows for micro processor controlled testing of the vac to isolate faults at the modular level. |
Bit's |
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Components of the rc111 |
Rcu, lcu, hsi, fuse, battery box, standard operating Cable, field wire, bag |
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Rc111 is used to ________ the rt1796 |
Transmit or receive Data or remote control |
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True or false the rc111 used to remote prc-117f & 150 |
True bitch |
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What is this |
6ft kdu Cable |
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What are the modes of operations for for the prc 117g |
Sincgar, havequick, hpw, anw2, dedicated satcom, dama |
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What is the vhf low band frequency for the prc 117g |
30 -90 Megahertz MHz |
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what is the max wat output of the prc 117g in satcom mode? |
20 watts |
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How many programmable presets does the prc 117g have? |
💯 |
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What are the modes of operation for the prc 152? |
Vulos (vhf/uhf Los), dedicated satcom, sincgars, havequick, hpw (high wavetorm preformance), p25 (project 25) |
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What is the uhf frequency band for prc152? |
225 - 511.9 Megahertz MHz |
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How many versions are their of the prc 152? |
2 |
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What is the frequency range of the oe254 star antenna. |
30 - 88 Megahertz MHz |
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The oe254 antenna is a _________ directional antenna. |
Omni |
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True or false the coaxial cable is sl3 to com201b |
False bitch |
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Com201b frequency range is? |
30 - 88 Megahertz MHz |
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What is the vswr (voltage standing wave ratio) for the com 201b? |
2.5 to 1 |
