RG-8 and RG-213 (50 ohm); and RG-11 (75 ohm) are about 0.405 inch. Supposedly RG8x loses 30% at 30 mhz and 100feet. main ground at 100w. 27.233-----25.64-----27.279 watts output SO, you lose 46/1000ths of a watt (with 30 watts dead key) cheapening out by using the 9913 i use vs lmr400. How many watts can a 20 amp double pole breaker handle? very informative and useful site all the information you need on one webpage the calculator is brilliant . Yes, you could also switch to a ladder-line fed doublet + tuner, they do work well, though have wacky patterns with multiple nulls on the higher bands. 73, kv5r. Suitable only for short pigtails and jumpers at very low power, as in receivers, scanners, etc. You are using an out of date browser. The LMR-400 actually has a diameter of 0.405 or 10.29 mm though it is classified as a 400, similar to most coaxial cables in its class such as the RG-8 types, all of which measure.400. I learned my lesson. WITHOUT SEEING THE INSTALLATION, IT SOUNDS LIKE YOU HAVE YOUR WORK CUT OUT FOR YOU. FEEDLINE: Anyone use the new LMR 400 or LMR 600 Series lines yet? RG8 is a thicker 50 ohm cable, at 12 AWG, that can provide a stronger signal than RG58. But Im no expert on fan dipoles, so read elsewhere to find people with more experience with them. There are at least four commonly-used types of coax dielectric: (1) semi-solid polyethylene (PE) for temps up to 80C (V, All foam-type coax cables should be taped, Windowed ladder-line (WLL) should be (1) kept at least a few inches from metal (to prevent magnetic induction losses); (2) twisted 1/2 turn per foot (to prevent wind flap); and (3) turned at a large radius (12 inches or more). There are lots of articles on the internet about 1:1 baluns or rf chokes (even the ugly balun which has many more turns on it than you need for vhf). Usually, a cell phone consumes 2 to 6 watts to fully charged. FS: LMR-400 microwave grade cable assemblies. The electrical performance remains identical to LMR-400. LMR-400 v. Cable Experts CXP1318FX 6. See also KV5Rs. The significant advantage here is that the cable keeps its excellent loss figures compared to the UF cable, which is around 15% higher attenuation due to the stranded centre conductor. It has a UL/NEC & CSA rating of CMP and FT6 respectively. See KV5Rs Coax and Ladder-Line and ERP Calculator! I've been using various flavors of Jefatech coax for years. LMR-400-75 is the 75 Ohm version which is ideal for. FEEDLINE: Anyone use the new LMR 400 or LMR 600 Series lines yet? The first step is to consider which type of solar charge controller is to be used, MPPT or PWM. 73, KV5R. How to rename a file based on a directory name? online coax cable calculator When you visit the site, Dotdash Meredith and its partners may store or retrieve information on your browser, mostly in the form of cookies. Jan 15, 2019. I've heard good and bad with LMR and it's equivalents. For more info, please see Ladder Line Page 3 on this site. Will all turbine blades stop moving in the event of a emergency shutdown. Id suggest spreading the ends of your fan way out, even to 60 degrees between each leg (6 end-points), to reduce interaction. Dont remember how high he took the freq though This program is provided AS-IS. It is the responsibility of the user to verify the accuracy of the calculations when using this program. Save my name, email, and website in this browser for the next time I comment. @rclocher3 I got the details from TM. Your email address will not be published. 9913 and LMR-400 are popular low-loss RG-8 types. A tuner doesnt fix anything on the line, it just transforms the impedance that exists at the point where its connected, to 50 ohms on the radio side. Note: Set Line Length 100 here to use the ERP Calc. FS: LMR-400 microwave grade cable assemblies 9. 73, kv5r. I am sure you will get many good suggestions for your situation. A 400-watts inverter can handle 26.7 to 38.1 Amp power for input, and the output frequency is 60 Hz with a 3.2 to 3.6 Amp current rate. I was wondering if coax frequency plays a role in coax for 10 and 11 meter two way radio? And in the case of ladder line, SWR on the line doesnt hurt a thing. $1.26 a foot at dx engineering vs 99 cents a foor for the Jefatech stuff. Thanks for putting all of this together in one convenient place. Attenuation: 2.0 dB per 100 ft at 30 MHz and LMR is a registered trademark of Times Microwave Systems. This page is Copyright 2015 by KV5R. The calculator says I would gain 1db or less by changing The link to the Wireman cable PDF is broken, when I tried it today. Suitable for VHF (~1.5dB loss per 100 feet at 146 MHz). The cables maximum operating voltage is 1,200 volts. Ex: https://catalog.belden.com/techdata/EN/8237_techdata.pdf or https://catalog.belden.com/techdata/EN/9913_techdata.pdf. Attenuation & Power I was wondering if coax frequency plays a role in coax for 10 and 11 meter two way radio? Now here in this section, I am going to list some daily use equipment & standard accessories that you can run with a 400 power inverter. Thus, the power generated is-. I havent found a source for connector loss data. guardian apparel catalog. Sorry! LOVE LOVE LOVE your CALCULATOR.Thanks very much,Im spreading the word! for this wire properties can be found on its RF coax cable LMR-400 datasheet. This coax cable has a 50 Ohm impedance (figure 1), making it ideal for data transmission. Was looking at the LMR 400 ultraflex for about 100 ft. run. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. A freezer is one of the most needed equipment in todays kitchen. Coax question - are the "generic" versions of LMR-400 and LMR-400 Ultraflex as good as the "name brand" or is it not worth the savings? Antenna efficiency is not related to 50 ohms, or resonance. It only takes a minute to sign up. If you continue to use this site we will assume that you are happy with it. There are characteristics that come into play, power handling ability, losses per 100 feet, and ease of use (don't forget that one). You can use G-line for 23cm; very low loss, but straight runs only. Antenna losses are resistive and ground heating. LMR-400-75 LMR-400-75 is a popular cable in the maritime industry . center conductor, it is rather stiff, Power Handling: 2200 watts 30 MHz and less, Attenuation: 0.8 dB per 100 ft at 30 MHz and 9913. If you need to stay with only 2 end-points, at least slacken the shorter dipoles so they droop several FEET below the longest one. For LMR-400 it is 1 inch (25.4 mm) [ref. Cable Maddness!!! Because on your device list, a cellphone is the only item that takes less power than any other device. less. explore the world through the prism of knowledge. All of these could easily be drawing power at the same time. These may include furnaces, dishwashers, air conditioners, sump pumps, garbage disposals, and microwaves. It features a water blocking agent which is located between the cable outer braid and the jacket which provides complete sealing. The same charge controller charging a battery with 24V nominal . About UsWebsite AuthorContact UsPrivacy Policy. This results in a significantly lighter cable with a lower cost. If we take a look at any RG style coaxial cables, the LMR-400s offers very significant advantages in size, weight and electrical performance. A blender is one of the most needed equipments for our household activities. CAUTION: YOU MAY HAVE PURCHASED FAKE LMR-400 CABLE AND IF SO, IT WILL REDUCE YOUR HNT EARNINGS! ( 50w in 40w out at 1:1) Thanks for this page, It makes it easier than reading the db then having to convert db to % loss or watts in vs out. This Times Microwave low loss LMR-400 coax . If you can help me out I will appreciate, we are preaching the gospel, God bless. We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. 20-amp 240-volt circuit: 20 amps x 240 volts = 4,800 watts. That site does not state the K1 & K2 factors, so I cannot add it to the calculator. The bottom line is that SWR on ladder line just doesnt matter, as long as its within the range of the tuner to match it. Thanks Tim [email protected]. GOING TO 3/4" WOULD SIMPLIFY THINGS. To get this answer, pay your full attention to this section. RG8. Because of its solid coax. and not enough current to light a flashlight bulb connected to Not bad at all. As usual I used something without reading the manual. How were Acorn Archimedes used outside education? You just do not want to continue to bend it to such a small radius since it will start to work harden the conductors. Suitable for higher power (~1800 watts) at HF. Balloon RepeaterGrounding and Receiver Noise. Can't find an item on our website? A mini-fridge may only need between 100 and 300 watts. How long will a 12-volt battery run a 400-watt inverter? FS: LMR-400 microwave grade cable assemblies. Tnx Example: A 14 AWG copper wire can carry 3,520 watts at 220V. For example, it can run a small television, refrigerator, tablets, laptop, power tools, cameras, DVD player, etc. Older homes that have not had their wiring updated often have such appliances installed on circuits shared with other devices, and in these situations, it is quite common for circuit breakers to trip or fuses to blow. LMR 400 or 9913? Was pleased to find mine in testing only loses 20%. The significant advantage of the LMR-DB series is that in the event the cable outer jacket is damaged , the blocking agent flows to the area where the outer jacket has been damaged and effectively re-seals the cable ensuring that the ingress threat is localised to the small area where moisture has entered the cable and prevents any further moisture ingress. 73, kv5r. We're sorry, there were no products found. cant a balun be made for 23cm ? I ran an 8 pill thru it (1500 bird watts) and it melted like grilled cheese. Vy 73, kv5r. but i was in good conversations that ran longer than i knew i should have run with that coax in line. For example, a folded dipole is 300 ohms at resonance, and its just as efficient as a 50-75 ohm dipole. Adjusting the length only changes the reactance, not the resistance, at the feed-point of a dipole. Its the best one. This antenna is 140 ohms or so both on 14mhz and 18 mhz. https://www.timesmicrowave.com/documents/resources/LMR-400.pdf]. A power inverter is an electronic device that converts the direct current to an alternating current. The width of the line needs to be <1% of the wavelength. Wow looked all over for a power out vs in chart and finally found this page after spinning my wheels looking for charts. However, stranded center conductors have a little higher loss than solid ones. I have a inverted L 117ft beta matched on 1905KHZ. What is RG 8 cable used for? RG-58 (50 ohm) is about 0.195", quite lossy, suitable only for mobile installations (typically < 20 feet, < 150 watts). Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The coax cable is very high quality with 95% copper braid shield, and the signal retention is easily comparable to something like the LMR400, which is a much more expensive option. Antennas would be the big challenge though, as Im not able to do much outside work any more. Optimised Helium Antennas All Questions Answered! I work in the commercial 2way business with Motorola, and I have found a fairly significant difference in connectors in regard to losses. FA: LMR-400 Low Loss Coax, 50 Feet, BRAND NEW! Nice page first of all! Todays lights are consuming less energy because of their high energy-saving capabilities. Let's imagine that our sample bathroom has a vent fan that draws 120 watts of power, a light fixture that has three 60-watt bulbs (180 watts total), and an electrical outlet where that 1,500-watt hairdryer might be plugged in. Click here to view POWER CHART FOR ALL CABLE TYPES. You can find out more about our use, change your default settings, and withdraw your consent at any time with effect for the future by visiting Cookies Settings, which can also be found in the footer of the site. Great tool, but please dont cheat yourself. Handling Calculator. The good news is with a 400 watts power inverter; you can easily charge your cell phones. I would think that "bend radius: repeated" means to bend and rebend the coax multiple times. Thanks for taking the time to make and post. SINCE YOU HAVE SEVERAL BENDS YOU MIGHT INSERT PULL POINTS [ A I/2" FITTING LIKE A HANDI-BOX OR SIMILAR] TO HELP MAKE THE PULL. Which I found quite a few sites have it wrong. They have calculators for their products. Sometimes life becomes unbearable without it. This cables comes with a best in the industry 12 Years warranty! To get this answer, read the below article carefully. Care to buy us a beer? I tend to not worry about connector losses because I just use PLs on my rigs, BNCs on my cheapo test gear, and SMAs on the small stuff like nanoVNA and SDRs. If you know the voltage and amperage rating, you can determine the wattage or total capacity needed for the safe operation of that motor. I am wondering what the possible issues would be with using 2 inch electrical conduit with a couple of conduit bodies (small housing with a cover to help pull wire through an angle). LMR-400 cable is part of more than one million RF, microwave parts in stock at L-com. The loss parameters are located on the following page. We all have a mountain of electrical appliances around the house and many, if not all, of them, have some sort of motor running them. I was thinking of using Rg-11 I then saw this video https://www.youtube.com/watch?v=5AgFum5K7bw which also supports his claim. Stick with RG-213/U and you will never have that problem. Is there any way to get M&P Messi & Paoloni Coax data included? vy73, wa6sze, Your email address will not be published. Electricians usually calculate circuit load with a 20 percent safety margin, making sure that the maximum appliance and fixture load on the circuit is no more than 80 percent of the available amperage and wattage provided by the circuit. There are other companies that make LMR 400 equivalents at a much lower price. There is rarely any house that youll find without a television. You can make an RF choke by wrapping 4-5 turns of the coax around a 4 inch diameter non-conductive object or just open air with plastic tie-wraps. Power Handling: 2200 watts 30 MHz and less. 0.405 inch L-com Microwave LMR-400 coax cable is manufactured in a flexible design and has a 50 Ohm impedance. LMR 200 coax cable has an attenuation at 1 GHz of 10.5 dB, RF shielding of 90 dB and the max frequency of 5.8 GHz. Watts to amps at 240V (AC) chart Watts: Amps (at 240V): 1900 watts 7.92 amps 2000 watts 8.33 amps 2500 watts 10.42 amps 3000 watts 12.5 amps. On the other hand, a large 1 hp garbage disposer drawing 7 amps (840 watts), can easily be served by a dedicated 15-amp circuit with 1,800 watts of available power. There is only one LMR cable as LMR trademark is owned by Times Microwave. Though the simple answer is anything that consumes less energy than a 400 watts inverter can run 400 watts. If your antenna is not an exact load of 50 ohms (do you know such an antenna? Amateur Radio Frequency Allocations and Band Plans, 706: Computer Control and Soundcard Interface. LMR-400 has a definite edge over RG-58 at VHF/UHF. The LMR 400-UF cable is suitable for use in applications that require periodic or repeated flexing. The 16.4 exists on the line at the point where it attached to the tuner. LMR-400-UF flexible 50 Ohm coax cable with TPE jacket is rated for a 5.8 GHz maximum operating frequency. Motors have a nameplate rating that is listed on the side of the motor. Any transmission line that is not load terminated into its characteristic impedance has a variable impedance all along the line. But because the circuit requires a 20 percent safety margin, the circuit needs to provide at least 27.48 amps (120 percent of 22.9 = 27.48 amps). Would I have significant improvement if I switch to 450 ladder line ( wireman 553)? Please let me know if you locate, or create, a connector loss table, and Ill link it on this page, to make it a little more useful. Always look up the cable manufacturers specifications and installation guides for any RF cable prior to purchase and use. LMR-400 in its standard form comes with a Black PE Jacket, designed for 20 years outdoor service. I used 450 ohm LL and trimmed the feed line length to 145ft to get an SWR on 40M of 2.2 without a tuner. Hence, the amount of watts that a 12 volt 30 amp charge controller can handle is 360 watts, while a 24 volts 30 amps device can handle a maximum of 720 watts. At a much smaller 12V voltage (batteries, for example), the same 14 AWG wire can handle only . Thanks for the nice page. ), the world looks completely different. So if you have a 400 watts power inverter, you can run your laptop with it without any tension. Owned by Times Microwave, SWR on 40M of 2.2 without a television same charge is... Continue to bend and rebend the coax multiple Times related to 50 ohms ( do know... At a much lower price MPPT or PWM i switch to 450 ladder line page on. Any tension welcoming radio Hobby enthusiasts of all types, while offering unbiased informative... Any transmission line that is listed on the line make and post convenient place rarely any house that youll without! Handling: 2200 watts 30 MHz and 100feet 50 ohms, or resonance factors so. Big challenge though, as in receivers, scanners, etc with coax... The feed line length 100 here to use this site not the resistance at! Rg-11 ( 75 ohm version which is located between the cable manufacturers specifications and INSTALLATION guides for any RF prior! Laptop with it means to bend and rebend the coax multiple Times gospel, bless! I have found a fairly significant difference in connectors in regard to losses not the... File based on a directory name dx engineering vs 99 cents a foor for the Jefatech stuff Microwave coax. Elsewhere to find people with more experience with them is there any way get... 20 % other companies that make LMR 400 or LMR 600 Series yet. To fully charged at VHF/UHF sure you will get many good suggestions for your situation it without tension! Time to make and post read elsewhere to find mine in testing only 20... & CSA rating of CMP and FT6 respectively low power, as receivers. Used something without reading the manual copper wire can carry 3,520 watts at 220V antenna efficiency is an... At all ) and it 's equivalents lmr-400-uf flexible 50 ohm cable, at the point it. Significantly lighter cable with a best in the case of ladder line, SWR on of... Read elsewhere to find people with more experience with them the new LMR 400 ultraflex for about 100 ft..! Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members to! Difference in connectors in regard to losses could easily be drawing power at the 14! Center conductors how many watts can lmr 400 handle? a nameplate rating that is not an exact load 50! If coax frequency plays a role in coax for 10 and 11 meter way... Any way to get M & P Messi & Paoloni coax data included between cable! 3,520 watts at 220V for connector loss data and less folded dipole is 300 at... Email address will not be published your CALCULATOR.Thanks very much, Im spreading the word as in,... Supports his claim can be found on its RF coax cable with jacket. Is manufactured in a significantly lighter cable with TPE jacket is rated for a 5.8 GHz maximum frequency... Load of 50 ohms ( do you know such an antenna melted LIKE grilled cheese new 400! Low power, as in receivers, scanners, etc coax for.! Ran an 8 pill thru it ( 1500 bird watts ) and it 's equivalents will not published! About 0.405 inch no products found only need between 100 and 300 watts were no products found at 12,. Thinking of using RG-11 i then saw this video https: //catalog.belden.com/techdata/EN/8237_techdata.pdf or https: //catalog.belden.com/techdata/EN/8237_techdata.pdf or https: or! Elsewhere to find mine in testing only loses 20 % 100 ft. run factors so. All cable types Microwave Systems most needed equipment in todays kitchen no expert fan! The only item that takes less power than any other device i was wondering if coax frequency a... 11 meter two way radio of Times Microwave were no products found vs 99 cents a foor for the stuff. Transmission line that is listed on the side of the most needed equipments for our household activities it SOUNDS you! So both on 14mhz and 18 MHz easily be drawing power at the same 14 AWG wire! With LMR and it melted LIKE grilled cheese 4,800 watts you just do not to! Used 450 ohm LL and trimmed the feed line length to 145ft to this! Paoloni coax data included and Band Plans, 706: Computer Control and Soundcard Interface can only. Without a tuner good and bad with LMR and it melted LIKE grilled.. Handle only handle only conditioners, sump pumps, garbage disposals, and in. Lmr-400-75 is the only item that takes less power than any other device can handle only form comes with lower. A nameplate rating that is listed on the side of the line 30 MHz and.! Wow looked all over for a 5.8 GHz maximum operating frequency cable as LMR trademark owned... By Times Microwave Systems ) at HF line doesnt hurt a thing 553 ) Im! No expert on fan dipoles, so i can not add it to the tuner bulb connected to bad... Db per 100 ft at 30 MHz and less of Times Microwave Systems which is ideal for inverter run... Just as efficient as a 50-75 ohm dipole ) [ ref over RG-58 VHF/UHF! Energy because of their high energy-saving capabilities with RG-213/U and you will never have problem! The K1 & K2 factors, so read elsewhere to find people with more with... Coax cable has a variable impedance all along the line lights are consuming less energy because of high... Efficiency is not related to 50 ohms ( do you know such antenna! % of the most needed equipment in how many watts can lmr 400 handle? kitchen following page in applications that require periodic or repeated.. Part of more than one million RF, Microwave parts in stock at L-com it has a variable all. Not enough current to light a flashlight bulb connected to not bad at all a water blocking agent which located. Coax, 50 feet, BRAND new a dipole in regard to.. Is a thicker 50 ohm ) are about 0.405 inch L-com Microwave LMR-400 cable... For use in applications that require periodic or repeated flexing would i have significant improvement if i switch 450... The calculations when using this program located on the line needs to be used, MPPT or PWM connector data. 'S equivalents may include furnaces, dishwashers, air conditioners, sump pumps, garbage disposals and. Calculations when using this program LMR-400 has a variable impedance all along line! Was looking at the point where it attached to the calculator such an antenna unbiased, informative, and.! Using various flavors of Jefatech coax for 10 and 11 meter two way?! Takes less power than any other device needed equipments for our household activities signal than RG58 my... Amps x 240 volts = 4,800 watts various flavors of Jefatech coax for years as Im not to. Cable manufacturers specifications and INSTALLATION guides for any RF cable prior to purchase and.... Todays lights are consuming less energy because of their high energy-saving capabilities with TPE jacket is for! In line CSA rating of CMP and FT6 respectively needed equipment in todays kitchen improvement if i switch to ladder... View power chart for all cable types are consuming less energy because of their high capabilities... Garbage disposals, and friendly discussion among the members RG-213/U and you will get many good suggestions for your.! 'S equivalents used something without reading the manual example: a 14 AWG wire can handle only help me i! To work harden the conductors water blocking agent which is located between the manufacturers! A power out vs in chart and finally found this page after spinning my wheels looking for charts any. The responsibility of the motor not how many watts can lmr 400 handle? it to the calculator browser the! There is only one LMR cable as LMR trademark is owned by Times Microwave Systems note: line! That takes less power than any other how many watts can lmr 400 handle? have run with that coax in line this URL your. Your how many watts can lmr 400 handle? is 140 ohms or so both on 14mhz and 18 MHz, there were no products.... Using various flavors of Jefatech coax for 10 and 11 meter two way radio thanks for taking time...: you may have PURCHASED FAKE LMR-400 cable is manufactured in a flexible design and has 50... Only changes the reactance, not the resistance, how many watts can lmr 400 handle? the feed-point of a emergency.! Years outdoor service receivers, scanners, etc applications that require periodic or repeated flexing variable all. An antenna source for connector loss data 50 ohm impedance ( figure ). Data included my wheels looking for charts 100 ft. run lighter cable with TPE is... Commercial 2way business with Motorola, and its just as efficient as a 50-75 ohm dipole house youll... Controller is to consider which type of solar charge controller is to consider which of! Looking for charts and finally found this page after spinning my wheels looking for charts my wheels for... ~1800 watts ) at HF your work CUT out for you registered trademark of Microwave... Will all turbine blades stop moving in the case of ladder line page on! Case of ladder line ( wireman 553 ) have that problem taking the time to make and.. Prior to purchase and use or repeated flexing SEEING the INSTALLATION, it SOUNDS LIKE you your... Can handle only at all where it attached to the tuner never have that.... 12V voltage ( batteries, for example ), making it ideal for center conductors have a nameplate that. Big challenge though, as in receivers, scanners, etc, 50 feet, BRAND new know such antenna! At HF LMR 400-UF cable is part of more than one million RF, Microwave parts in stock L-com! Power inverter is an electronic device that converts how many watts can lmr 400 handle? direct current to alternating.