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Pilot short wave?
Went up in a small helicopter over the weekend.
Didn't seem to hear the pilot on the radio at all. I'm wondering what type of radio license an airline pilot would have to have. Are they actually licensed for airline use or do they just get to use the radio as part of their flight ( pilot ) license? Is it required that they pass a radio exam to get their pilot's license?? Thanks. |
Pilot short wave?
"Geoffrey S. Mendelson" wrote in message ... wrote: Went up in a small helicopter over the weekend. Didn't seem to hear the pilot on the radio at all. I'm wondering what type of radio license an airline pilot would have to have. Are they actually licensed for airline use or do they just get to use the radio as part of their flight ( pilot ) license? Is it required that they pass a radio exam to get their pilot's license?? I assume that you are referring to the US, which you did not say. At one time all operators of ships, airplanes, etc had to have a third class radio operators license, which was obtained by filling out a form, and possbily (I no longer remember) paying a fee. The license was issued basicly so that international requirements for having licensed operators would be satisifed, if there were any and if someone really messed up their license could be revoked. For a long time the requirment (at least in the US) has been dropped. Short range aircraft and those that do not fly in controlled zones are not required to have any radio. Quite likely the helicopter in question had a VHF radio, but no HF radio as it is not used for long range flight. If the helicopter took off from an uncontrolled field (or a farm, for example) and stayed out of a controlled zone, there was no one that he needed to contact. For example, if he picked you up on a helipad in Manhatten and flew around the island, he had to get permission and was tracked. He probably did not need an HF radio, but needed a radar transponder. If he picked you up in a corn field in the middle of Iowa, flew around a few hundred feet up and put you down, there was no need. He may of also gotten permission from the local air traffic controller before you got in the helicopter or on the way there. I believe that aircraft (in the US, at least) are all required to have a VHF air band radio, just as all marine craft are required to have a VHF Marine band radio (this, AFAIK, includes boats on waterways that carry commercial traffic, but not necessarily on small waterways or such. Large lakes and reservoirs may or may not have this requirement, but I know anything that sails on the ocean or major river (Columbia, Mississippi, etc.) it is required. |
Pilot short wave?
Brenda Ann wrote:
I believe that aircraft (in the US, at least) are all required to have a VHF air band radio, just as all marine craft are required to have a VHF Marine band radio (this, AFAIK, includes boats on waterways that carry commercial traffic, but not necessarily on small waterways or such. Large lakes and reservoirs may or may not have this requirement, but I know anything that sails on the ocean or major river (Columbia, Mississippi, etc.) it is required. There probably is a size requirement as it makes no sense that a two person boat with an electric motor would be required to have one. Many boats have CB's also because they are cheap, unlicensed, and much longer range than VHF. I don't know about other types, but GSM cell phones are limited to 35 km due to timing issues. In some parts of Australia, it has been extended to 70km by reducing the number of conversations a channel can support (widening the time slot), but I have never heard of it being done on coastal cells. Geoff. -- Geoffrey S. Mendelson, Jerusalem, Israel N3OWJ/4X1GM |
Pilot short wave?
On Sep 9, 6:26*am, "Brenda Ann" wrote:
"Brenda Ann" wrote in message ... Not so much a matter of the size of the boat as the waterway. *A small boat with an electric motor isn't likely to be sharing a major waterway with a ship. Larger boats (trollers, pleasure craft, etc.) which do share those waterways, are required to have a VHF Marine radio. The can, and often do, also have CB and sometimes amatuer radios onboard, but the law requires the VHF rig. This is largely to ensure universal communications between vessels. Note: Back in the bad old days, before VHF marine became a standard, small craft were not required to have a radio because of the large size of the radios (MW). However, many still did have one. Of course the craft would in such case have had an engine with a generator to drive the power hungry radio. *I think somewhere in the skunkworks here I still have an old hybrid (transistor receiver with a valve output for the transmitter) MW ship to shore radio. Interesting discussion, you guys. Thanks for the info. That explains a lot. It was a small helicopter and we didn't go very far - though we were right outside of O'Hare. Thanks. |
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