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#21
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![]() The Extra Class test (I took it in 1985) did include a question or two that required some trig, but I figured out the answer in my head before finishing the equation. It was obvious that the conjugate impedance was going to be capacitive. There was only one answer with a -j, so it was obvious that that would be the correct answer. Ed, NM2K I picked up on that too. If you didn't know what was going on there, you would be left drudging through a math problem. The thing about Trig was having to memorize all the substitutions in order to poke the problem into a manageable calculation, or you wind up losing precision. If that happens, you wont have the clear cut answer for the multiple guess. In some ways I miss tube equipment. Now I have to deal with surface mount technology. Even for a resistor, I risk putting a soldering iron up my nose while squinting through a loupe. I just dread the idea of replacing a chip with 100 legs or more. In the 70's you had to know tubes and everything else too because there was so much transition. Ham Radio magazine was my best friend, and it was an opportunity to learn the discrete versions of complex stuff like synthesizers and various issues that had to be overcome. It's all easier now. If you can figure out what a controller is supposed to do, all you have to do is make sure the rest of the components can comply. But there is so much offshore cheap junk now that almost everything is worthless to fix but cheap to modify. Except for industrial controls and things like that. But now customers are just trained to throw stuff away on a bigger scale. I get the idea that We as American citizens are not allowed to know technology any more. |
#22
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JB wrote:
In some ways I miss tube equipment. Now I have to deal with surface mount technology. Even for a resistor, I risk putting a soldering iron up my nose while squinting through a loupe. I just dread the idea of replacing a chip with 100 legs or more. These things are the best. They are stereo so you get depth perception. They are cheap and the optics are very good. I can read the numbers on parts the size of a grain of salt and I'm 59 years old. I have no SMT dread. http://www.mageyes.com/ |
#23
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![]() "Richard Harrison" wrote in message ... Jimmie wrote: "Is there a website that may have this data?" I got my first class phone ticket in 1949. My house was destroyed recently my tickets and degrees went with it. Commercial tickets have been converted to non-expiring "General Radiotelephone Operator Licenses". The FCC maintains a list of the commercial licenses it has issued. When I wrote the FCC requesting a replacement certificate, they responded saying my request had been "dismissed". Then I wrote to The W5YI Group which advertises in QST. They said to send them $20 and within a few days my replacement "General License" arrived from the FCC in the mail. I highly recommend their service! Their address is: W5YI Group P.O. Box 565101 Dallas, TX 75356 I had been issued First Class Radiotelephone License No. P1-9-12391 in April 1949. W5YI Group also got me a new copy of my KB5WZI Amateur License which had also been destroyed. I believe their fee for that was $7.5o. All this is very reasonable considering the hassle of trying to deal directly with the FCC. Fortunately, my university says it encourages the display of degrees and will glady replace them at no charge. Best regards, Richard Harrison, KB5WZI One place I worked at stole mine right off the wall before firing me "because they couldn't throw me in jail for anything". I simply reported the theft to the FCC and they gave me a new certificate with a new number. Ever since then, I would only display a copy stamped COPY, but I won't even do that any more because some one might try to use it. Someone tried that once and got caught. Stupid is trying to send in a bogus application to the FCC. Some one tried that once and FCC mailed it back to me asking if I knew anything about it. Ye haw! It's like going into a doctor's office for an examination and telling them you need the prescription "for a friend". It's like pulling a gun on a cashier and saying "I don't want to hurt anyone". |
#24
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Jeff Liebermann wrote:
On 21 Sep 2008 03:37:42 GMT, Ed wrote: I have also noticed that most of the PGs don't even have an FRN # What's a PG? Its the first two letters in the FCC General RadioTelephone Operator License number. Ed K7AAT Thanks. ULS, CORES, FRN numbers, and such started around 1998(?). It was essentially optional (because the system didn't work) until about mid 2000, when Congress demanded that all business with government agencies include an SSI number (social security number). To get an FRN number, you need to supply an SSI number. I passed my GROL in Nov 1994, somewhat before FRN numbers were first issued. Prior to that, I had an FCC 2nd and later 1st RadioTelephone license with radar endorsement. I didn't want to deal with the ULS mess so I avoided getting one. I eventually wanted to upgrade from Technican class to General class[1], and which required an FRN number. Oh well. Some of my friends and accomplises that obtained GROL licenses at the same time as me still have not obtained FRN numbers. [1] I was going to just sign the paperwork for the General class license as I had passed 5 wpm back in the stone age of ham radio as a Novice. However, the VE assured me that the price was the same for the Extra Class license, so I should try taking it anyway. The logic seemed reasonable except for one problem. I hadn't studied for the Extra in the slightest. So, I blundered, guessed, snarled, and muddled my way through the Extra exam, fully expecting to fail miserably. I had to borrow a calculator. I was amazed when I passed the Extra by one question. I'm fairly sure I answered all the technical questions correctly, but missed most of the operating, band limits, sub-bands, rules, and regs. You've described a key test taking strategy that applies well beyond the FCC license exams. No licensing authority requires 100% scores, and they generally specify the distribution of questions among subjects. (this is true for pilot exams and the professional engineering exams, as well). One can reasonably take a strategy of spending your study time to get perfect score on the parts you know and accepting what you get on the parts you don't. Overall, I believe that the lower "stress level" going into the test knowing that even if you screw up the small number of questions you don't know, you can still "pass", is an overall benefit. This, is, of course, why you have behind the wheel driving tests, have to have an examiner check ride, or reference letters and proven experience for all those licenses. The folks giving the test KNOW that you can't possibly test everything. |
#25
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On Mon, 22 Sep 2008 15:44:26 GMT, "JB" wrote:
One place I worked at stole mine right off the wall before firing me "because they couldn't throw me in jail for anything". I simply reported the theft to the FCC and they gave me a new certificate with a new number. Chuckle. That like that happened to me, twice. I worked for a communications shop where I was the only one with a license. After I left, they continued to use my license number or repair logs for several years. When I worked for a radio manufactory, they made a rubber stamp with my license number and continued to use it for several years after I left. At one point, I let my license expire because I couldn't find it for a few years after moving. I had to take all 4 elements plus radar endorsement again from scratch. I passed 1, 3 and 4, but messed up from overconfidence on element 2. That meant that I had to do all of it again in a month. This time I studied and passed. To save on gas and parking in downtown San Francisco, a small group of techs and engineers went together. We had all studied the latest semiconductor and radio technology that we worked with every day. However, the test was exactly the same as the one I had taken about 10 years previously. Tubes, dynamotors, Marconi antennas, Faraday shields, and other technology from the stone age. A few of the techs failed the exam because they had never studied or worked with a tube radio. Ever since then, I would only display a copy stamped COPY, but I won't even do that any more because some one might try to use it. Someone tried that once and got caught. Stupid is trying to send in a bogus application to the FCC. In theory, that won't happen with the ULS system and FRN number as long as your password is secure. Some one tried that once and FCC mailed it back to me asking if I knew anything about it. Ye haw! It's like going into a doctor's office for an examination and telling them you need the prescription "for a friend". It's like pulling a gun on a cashier and saying "I don't want to hurt anyone". I haven't had that problem. A friend that runs an avionics shop casually mentioned that about half of the GROL licenses he sees are counterfeits. He says they seem to use random license numbers, which are easy to verify with a ULS web search. Why they bother is beyond my limited imagination. Incidentally, identity theft, or rather identity borrowing, is why I don't post my resume online. I've had to deal with several attempts at impersonating me or borrowing my history on job applications. None were financially or professionally detrimental, but the potential is there. -- Jeff Liebermann 150 Felker St #D http://www.LearnByDestroying.com Santa Cruz CA 95060 http://802.11junk.com Skype: JeffLiebermann AE6KS 831-336-2558 |
#26
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But now customers are just
trained to throw stuff away on a bigger scale. I get the idea that We as American citizens are not allowed to know technology any more. Its not the technology... its the economics. Why in the world would a consumer want to more in labor charges for a sophisticated electronics product that cost less to replace than repair? Ed K7AAT |
#27
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On Sep 22, 10:32*am, "JB" wrote:
The Extra Class test (I took it in 1985) did include a question or two that required some trig, but I figured out the answer in my head before finishing the equation. It was obvious that the conjugate impedance was going to be capacitive. There was only one answer with a -j, so it was obvious that that would be the correct answer. Ed, NM2K I picked up on that too. *If you didn't know what was going on there, you would be left drudging through a math problem. The thing about Trig was having to memorize all the substitutions in order to poke the problem into a manageable calculation, or you wind up losing precision. *If that happens, you wont have the clear cut answer for the multiple guess. In some ways I miss tube equipment. *Now I have to deal with surface mount technology. *Even for a resistor, I risk putting a soldering iron up my nose while squinting through a loupe. *I just dread the idea of replacing a chip with 100 legs or more. *In the 70's you had to know tubes and everything else too because there was so much transition. *Ham Radio magazine was my best friend, and it was an opportunity to learn the discrete versions of complex stuff like synthesizers and various issues that had to be overcome. It's all easier now. *If you can figure out what a controller is supposed to do, all you have to do is make sure the rest of the components can comply.. But there is so much offshore cheap junk now that almost everything is worthless to fix but cheap to modify. *Except for industrial controls and things like that. *But now customers are just trained to throw stuff away on a bigger scale. *I get the idea that We as American citizens are not allowed to know technology any more. I had to take a test for the FAA once that the prep material took you through all kinds of cr stuff that I studied for two months. When I finally took the BIG test that my job depended on it was ALL about decibles. The two hour 50 question test took me twenty minutes and I never picked up my calculator. About all you had to know was 1db was 20% 3db doubled or halved and every 10db was 10 times and you pick the multiple guess answer. I remember the guy giving the test thought I had given up and turned the test in after only 20 minutes .He certainly was surprised when he found I ACED it.The people that failed it all knew what they were doing They just got bogged down in the crank and grind of the math. Jimmie |
#28
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On Mon, 22 Sep 2008 09:08:36 -0700, Jim Lux
wrote: Jeff Liebermann wrote: On 21 Sep 2008 03:37:42 GMT, Ed wrote: I have also noticed that most of the PGs don't even have an FRN # What's a PG? Its the first two letters in the FCC General RadioTelephone Operator License number. Ed K7AAT Thanks. ULS, CORES, FRN numbers, and such started around 1998(?). It was essentially optional (because the system didn't work) until about mid 2000, when Congress demanded that all business with government agencies include an SSI number (social security number). To get an FRN number, you need to supply an SSI number. I passed my GROL in Nov 1994, somewhat before FRN numbers were first issued. Prior to that, I had an FCC 2nd and later 1st RadioTelephone license with radar endorsement. I didn't want to deal with the ULS mess so I avoided getting one. I eventually wanted to upgrade from Technican class to General class[1], and which required an FRN number. Oh well. Some of my friends and accomplises that obtained GROL licenses at the same time as me still have not obtained FRN numbers. [1] I was going to just sign the paperwork for the General class license as I had passed 5 wpm back in the stone age of ham radio as a Novice. However, the VE assured me that the price was the same for the Extra Class license, so I should try taking it anyway. The logic seemed reasonable except for one problem. I hadn't studied for the Extra in the slightest. So, I blundered, guessed, snarled, and muddled my way through the Extra exam, fully expecting to fail miserably. I had to borrow a calculator. I was amazed when I passed the Extra by one question. I'm fairly sure I answered all the technical questions correctly, but missed most of the operating, band limits, sub-bands, rules, and regs. You've described a key test taking strategy that applies well beyond the FCC license exams. No licensing authority requires 100% scores, and they generally specify the distribution of questions among subjects. (this is true for pilot exams and the professional engineering exams, as well). One can reasonably take a strategy of spending your study time to get perfect score on the parts you know and accepting what you get on the parts you don't. Overall, I believe that the lower "stress level" going into the test knowing that even if you screw up the small number of questions you don't know, you can still "pass", is an overall benefit. This, is, of course, why you have behind the wheel driving tests, have to have an examiner check ride, or reference letters and proven experience for all those licenses. The folks giving the test KNOW that you can't possibly test everything. That reminds me on how i advised coworkers on test taking strategy for the PE exam. Don't waste time on areas that you know well, nor in areas where you are really weak. Study the areas that you kind of know. That is the best chance to improve your score. It works by track record. |
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