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Everything posted by marcspaz
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What do you all use for antennas at home?
marcspaz replied to WRYC373's question in Technical Discussion
I use several different antennas on GMRS. I use diamond x300 at home, and a diamond x30 and x200 for portable repeater use. All are shared between GMRS and Amateur Radio. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
One of my favorite videos of his is one he did for the Combat Crawlers. I have done some volunteering with them, leading a local trail ride. Randy's video was how I heard about them, and learned a friend is actually a regional leader here on the east coast. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
At the moment, I only have an FTM-300DR, and FT3DR and an XTL5000. I also have a radio that I can't currently disclose, as am working with the manufacturer to do some testing on it for them. Once I get the OK to share those results, I will, though it's not GMRS related. It would be purely for the geeks to enjoy. LOL I did order a TD-H3 to play with (thanks @OffRoaderX for the review). I am planning on testing that one for use on the trails. I am a trail guide for our club and I'm looking for some inexpensive loaners that also work well. I am excited to see how that one goes. For the most part, I stopped spending money on radios (both GMRS and Ham) and started focusing on building an extreme offroader. That has sucked up most of my funds. However, the truck is almost done. Once I wrap it up and have extra time and cash, I may start buying some radios to test. While his humor is an acquired taste for some, Randy is a very nice guy, knowledgeable more-so than most and I value his opinion on the equipment he reviews. Like the TD-H3, when I do start the tech dives again, I may go through his videos and see what some of the better equipment he has tried lately and focus on those. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
A-weighting. I used a Tektronix SA with a standard 1000hz. Edit: I will add that I'm by no means an expert on this stuff. However, I believe A is standardized, as it's a closer representation of how we hear, vs. C is more of a peek measurement. My monitor has Z as well, but I don't think it's used that often anymore. Does any of that sound correct? -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
I thought you would be satisfied with me posting a comment based on content you so eloquently teed up. If that does work, I suppose you will have to resort to satisfying yourself. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
That's because there is nothing left to say. All things are self-evident. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
@WSAK691 I have been sitting back reading and I've noticed that I don't have to share any pictures of anything because you have already shown us your ass. You are gravely mistaken in believing anyone here, especially me, has anything to prove to you. I don't care about your opinion. I'm fairly sure no one else here cares about your opinion. With the exception of providing some mild and waning entertainment as you continue to show us your ass, your incessant posting is doing nothing beyond solidifying your place in purgatory of the internet. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
Oh boy... I guess this conversation is over. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
Dude... I have no idea how you would even do what you wrote. That doesn't make sense. I performed a 12 dB SINAD sensitivity test using a signal generator, testing at 462.55 MHz and 462.725 MHz on both radios. I also performed SQ4 opening and closing tests. The Midland SQ4 opening was -120.7 and closing was -124.4, but the Yaesu SQ4 was at -116.7/-121. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
I'd wouldn't have asked, otherwise. What are you saying is not real? -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
What's not real? -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
Did you not read my post? My MXT500 had measurably better performance than my FTM-300DR. Saying a receiver is "unquestionably superior" just because it's a superhet is foolish. Especially when I just shared measured proof that your statement is not correct. While superheterodyne receivers are traditionally better performers when compared to direct-conversion receivers, that is only a generalization. There are plenty of instances were DCRs are fantastic performers, and some superhet receivers are trash. You can say it isn't true or its anecdotal, but I have bench-tested hundreds of transceivers in my lifetime. There is definitely a correlation between similarly equipped DCRs and superhets at the same price point having similar performance. -
I don’t think Midland radios are very good.
marcspaz replied to SvenMarbles's topic in General Discussion
I completely agree with OffRoaderX. I am of the exact same opinions. I have owned just about every GMRS radio there is to own and my two favorite purpose built, OTC GMRS radios, are the KG-1000G and the MXT500. The KG-1000G is feature packed and is reliable. The MXT500 is simple to use, water/dust resistant (huge plus for Jeepers who offroad) and reliable. As far as Superhet v Homodyne, I wouldn't get too wrapped up in that at these price points. My Yaesu FTM-300DR double conversion superheterodyne receive sensitivity is -120.88 dBm, and my MXT500 (ROC/direct-conversion) receive sensitivity was -124.0 dBm... much better than the superhet Yaesu. Their handhelds do fall short with the lack of repeater capability. -
I literally cried.
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Good choice, for sure. I had a specific need I was trying to fill and battery life is not a concern for my case. That said, I think unless you have a specific need to fill such as mine or you're a pro outfitter/offroad racer, the 67 is the best one to buy.
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I started off with the Mini 2, but with all the offroading we do, I upgraded to the Montana 700 after about a year. With the Expedition plan, it turned out to be a great unit for day-to-day use, as well as offroading. I was thinking about the 67 due to the price difference vs. all the extra sensors and features of the 67, but ultimately I opted for the 700 for added screen size, better resolution, more storage, durability improvements and the touch screen.
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I am a huge fan of InReach and think everyone should have one, but if I could only pick one, it would be HF. And it would be for the very reason you cite as a shortfall of HF. People put way too much faith in satellite communications. Per a survey by the Satellite Interference Reduction Group (SIRG), 93% of satellite communications suffer from satellite interference at least once a year. More than half experience interference at least once per month, and 17% see interference continuously during the day. Often, equipment failure or malfunction, operator errors, even the antenna being block by terrain can cause failures. There is even interference that can be generated by aircraft between the base station and the satellites. I typically recommend both SatComms and HF, especially if you are using some kind of transportation (truck/SUV, horse, bike, etc.). When SatComms is working, it is much faster and can provide details much easier with things like text and beacons. However, an all-band HF radio and a wire long enough to adjust for each band from 80m to 10m is a fantastic solution because if there is interference one one band, unlike an InReach, you can change bands to one that is working. Also, unlike InReach, I don't have to worry about my device being properly ID'ed by the network or if my plan is actually configured and working (going back to operator errors).
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Why no state issued GMRS call sign license plates?
marcspaz replied to Lscott's topic in General Discussion
I read it the way you intended. I just provided the info I did in the event someone just wanted to read the questions and answers. West does a good job, but they cost money. LOL -
Why no state issued GMRS call sign license plates?
marcspaz replied to Lscott's topic in General Discussion
The ARRL manages the testing process, as the FCC decided we should be self-regulated. The ARRL shares all of the official test questions and answers, exactly as you would see them on the test, including the correct and incorrect questions. So not only do you get to memorize the correct answer, you get to use pattern recognition to learn to avoid the wrong answer. http://www.arrl.org/question-pools The only problem I see is with the Extra Class... with 621 possible questions and 10 schematic diagrams, you may be more likely to pass the test if you actually know the material, rather than trying to memorize it all. -
Why no state issued GMRS call sign license plates?
marcspaz replied to Lscott's topic in General Discussion
As a child of the '70s, I approve! LOL -
On occasion, I have dropped remote repeater at much higher elevation then where our group was spending time for this very reason. As long as the HTs are repeater ready, it makes all the difference in the world.
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Eh... that is kinda of hard to say. It's situation contingent. It's mostly going to be when your need to penetrate trees or buildings are part of your range challenges. In an emergency, having the ability to turn up power to get through woods or building, or increasing scatter and refraction density beyond the RFH can make the difference between communicating or not. My 1,500w setup (solar, batteries, cabling, etc.) not including any actual comms gear, just power, was about $2,400. It's all portable and can bet setup from a "storage" state in under an hour. Though developing the initial design took a few days. I 100% agree. Though, I do try to coach operators into better practices. Also, completely agree. You made some excellent points. I didn't mean to seem I was debating that point. If it did seem that way, my apologies. I was more sharing some thoughts for the practical thinker. I feel like you have a good grasp on things and just tried to reflect my opinion that people (presumably like the both of us) both understand and are on the opposite side of "all the power all the time" mentality, but rather see the benefits and practical application on both sides of the conversation.
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@WSAK691 I want to touch on the EmComm stuff a bit. I have a 50w UHF station, a 110w UHF station, 50w VHF station, three 50w VHF/UHF repeaters, a 300w VHF station, and a 100w HF station. I have solar and batteries delivering enough power to run at 100w with a 50% duty cycle, 24 hours a day for the life of the batteries (translate to many years). And the reality is, in a real emergency, which I have worked many, I promise you are not going to be anywhere near 50% duty cycle. All of my stations drop to 5w, except my HF radio which will go to 0.4w. Even with no batteries, I can run any one of my radios on low power and pure solar for peak direct light hours. That can be 5 to 7 hours a day, depending on the time of year, weather, etc. I mention all this to highlight the fact that just because a radio can produce 50w, 100w or more, that doesn't mean you have to run them that high all the time. In fact, the FCC rules and generally good practice for not causing interference, is to use the least amount of power required for reliable communications. I would rather have the power in case I need it, rather than not having the option. If you're going to spend the effort and money, there is very little cost or time difference when building a 40w power source and a 1,500w power source.
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I'm with Randy on this one. Falls into the old category of "nothing is impossible but definitely improbable."
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Someone actually turned my transmitter off on one of my repeaters last year. They were using DTMF 1111 as a quick burst preamble and that was the default combination for the disable command on the repeater. I also had someone have a DTMF code setup as a roger beep and coincidentally happened to be the same combination I made up to stun the repeater. I had to drive to the repeater site to reset it on the panel.