tcp2525
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Everything posted by tcp2525
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Might as well use a dummy load if you're not feeding our NMO mount with RG400.
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The most expensive tool one needs to buy and keep in their box is a utility knife with a new sharp blade. Of course, a fine tooth hacksaw is the second tool one needs. The corrugated copper shield cuts like butter under a sharp blade. Take a scrap piece of 7/8" and download the instructions for the connector of choice for your application and practice and you'll be amazed at how well they come out. After a few practice runs, you'll be patting yourself on the back and saying, Damn, I did such a good job I scared the living sh!t out of myself. If you're installing many connectors daily, buy the tool.
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I'm not sure that I've seen any solid core hardline that large in 50 ohm. I know there was some 75 ohm large stuff, but that was always solid aluminum shield and copper clad aluminum center conductor. The smaller 50 ohm hardline we use today is corrugated copper shield with a copper clad aluminum center conductor. And as you said, the larger stuff has a hollow copper center conductor.
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What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
Just got off the phone with NCG and they said that they are waiting for the delivery to reach the port and claim that they will have them for distribution in a week or two. Of course, they will need to be shipped to the many vendors. Is it real, or just smoke and mirrors? I'm added to the DXE que so we shall see. A sliver of hope is better than no hope. -
The picture he is showing is of the backside of a regular N connector without the hardline/coax installed. See the nut on the back? I assume it's a male N Connector that someone put on the larger hardline connector to protect it. Update: Here's a pick of it in his previous post.
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What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
OUCH! I didn't think DXE would do that. That was my concern. -
What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
Thanks. I did see that option and always use DX Engineering and HRO for my major purchases. If I get a reasonable and accurate answer from Comet that it's going to be a minor delay and they will be shipping to vendors soon, I will do as you say. I don't want to be on a list only to find out the antenna is discontinued. I'm sure DX would already know the status and wouldn't list it on their site if that were the case. -
What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
Thanks for looking and giving me the tip, I really appreciate it. I always compare prices prior to pulling the trigger. I have a total dislike for companies that go way above and beyond fair market price and avoid them. I'm in no real hurry and will snag one eventually. It's strange they have been out of stock for so long. I almost am starting to think they might be discontinuing this model. If I have time tomorrow I will call Comet and get an answer from them. -
What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
That might be an decent option. Did you get the GP-9NC or GP-9NCA? I'm really not that interested in VHF as it going to be solely for GMRS, but it would be nice to have that option should my needs change in the future. -
What Gives? Why Is The CA-712EFC Perpetually Out Of Stock?
tcp2525 replied to tcp2525's topic in General Discussion
I did see that, but classified this clown as a gouger. The site didn't say out of stock, but I'm sure they have many at $189.95. I would hope they are offering free shipping and a tube of K-Y Jelly since everyone else that had them, and hopefully will be getting them soon, are asking $139. -
I use a pet squirrel, which is really the only scientific way to do it. He loves 1-5/8" Heliax the most. Last 700' run he tested for return loss took a record breaking 15 minutes to scale that length and come back down. Seriously, here's a video that might help. Check Youtube for other videos to get a full understanding.
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Safe routing of coax with Mag Mount Antenna
tcp2525 replied to TrikeRadio's question in Technical Discussion
A public service message for people that want to run their coax through the sunroof. Just be careful doing this as it might cause damage to the track mechanism. I don't know if this even apply to foreign made/designed vehicles, but for us owners of American made garbage such as Ford and GM, we are afflicted with a higher failure rate of the track mechanisms due to being made of of cheap plastic that deteriorates over time and fails. The repair kits are inexpensive, under $100 on eBay, but you have to drop the headliner and remove the sunroof structural assembly to install the parts. Mine failed from normal wear and tear on my F150. If you route your coax this way, just be aware of the pitfalls and don't force close your sunroof. Trust me, you don't want to waste your time doing the repair or paying someone to do it. -
Safe routing of coax with Mag Mount Antenna
tcp2525 replied to TrikeRadio's question in Technical Discussion
Yep, that is one of the reasons why I recommend the trunk lip mount over the mag mount. But if you have to use one...... Funny thing, everyone seems to claim that mounting on the hood as I suggested performance will suffer. I agree that the radiation pattern will definitely be skewed, but in real world use it's not noticeable since the vehicle isn't always traveling only in one direction +/- 1°. I can't notice any difference in performance when I'm traveling the same routes on my car, truck(Drilled In NMO center roof), or motorcycle. Trust me, I'm very anal about squeezing out every fraction of a db performance out of an install, but this really isn't worth pissing over since everything is a tradeoff. -
Safe routing of coax with Mag Mount Antenna
tcp2525 replied to TrikeRadio's question in Technical Discussion
Without knowing what vehicle you are installing this in, we can only give you a generic answer. If you MUST use the door jamb the best way to do it is to follow what others have said. Personally, I totally dislike any mag mount installation because it opens up many more issues one doesn't need to deal with. A much easier and worry free way would be to run your coax through one of the many rubber grommets you have on the firewall or the side panel next to the passenger door and place your mag mount antenna on the corner of your hood. An even better solution would be to use a trunk lip mount in that corner. I did this on my Lincoln that has a glass roof and it works perfectly without any degradation in performance. Do it once and forget about it. https://www.dxengineering.com/parts/cma-cp-5nmo -
Not worth the aggravation. Most likely you won't be able to climb the tower, or use your contractor to install your antenna. You will have to contact the government and coordinate with them and use their contractor. Too much misery for little gains. Stick with private sites.
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Ah, come on give the brotha a break. It clear he's Rasta from the island enjoying the ganja and his woman lost her bumbaclot. As for the radio, we all know he's talking about the world famous and most sought after DB20.
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Stick with a real quality antenna that is designed for the commercial environment or learn the hard way. If a company, Midland, can't even use stainless steel screws to hold the whip in you know you got a piece of crap. I posted about rusting set screws after having the antenna for three months. I won't be buying anymore overpriced and overrated Midland products. Toss that piece of crap and chock it up to a lesson learned.
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Can Midland lip-mount and magnetic mount cable be shortened?
tcp2525 replied to dosw's question in Technical Discussion
Yep, pretty much what I said. I guess we agree. It just might be worth it to some of us to get a fraction of a db more in performance. -
Can Midland lip-mount and magnetic mount cable be shortened?
tcp2525 replied to dosw's question in Technical Discussion
I would cut the cable to what is needed, which he said is six feet. Nineteen feet of crappy cable, especially RG-58, is not going to be ideal. If he properly installs a quality connector he will see some improvement that might not be much, but anything is a plus at 465 MHz range. I always use RG-400 in my mobile installations. -
The problem is the impedance of the mic. Adapting it to "work" on a modern radio isn't the problem as it will sound like crap. Unfortunately you need to rework all the guts.
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Yes, very easy to do. I've done them for Icom and Kenwood. You will be changing all electronics, including the cord and mic element. I totally restore to new condition, but modernized.
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After looking at the picture of your current configuration, I would suggest you blow everything out of the program and start over. Set up your repeater on channel #1 only and leave everything else blank. This way you won't have any conflicts and you will eliminate the variables. This should get it working for you. Once you get it working you can slowly add the other channels. Keep it simple.
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Icom FR4000 Programming question - COM Port Advice
tcp2525 replied to WSCR525's question in Technical Discussion
Find out what com port your programming cable was assigned in Windows and manually change it to one that the software will recognize. That's it. -
At the distance to the top of the mast high quality feedline is a must. What are you using or going to use. This is more important than the type of antenna you use. A unity gain antenna will blow everything else out of the water if fed with good feedline compared to a high gain antenna with poor coax.