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๐ก Elevate your signal game with XRDS-RF โ where power meets precision!
The XRDS-RF KMR400 RF Coaxial Cable is a 50-foot, 50 Ohm low-loss coax cable designed for professional-grade signal transmission. Featuring a copper-clad aluminum conductor and a durable, weatherproof PVC jacket, it delivers superior performance for indoor and outdoor applications. Compatible with standard connectors and devices requiring 50 Ohm impedance, this cable ensures minimal signal degradation over long distances, making it ideal for antennas, satellite dishes, WiFi, CCTV, and amateur radio setups.








| ASIN | B085G6GH95 |
| Best Sellers Rank | #70,067 in Electronics ( See Top 100 in Electronics ) #197 in Digital Audio Coaxial Cables |
| Brand | XRDS -RF |
| Brand Name | XRDS -RF |
| Cable Type | Coaxial |
| Color | Black |
| Compatible Devices | Router |
| Compatible Phone Models | No Compatible Phone Models |
| Connectivity Technology | KMR400 Coax Cable 50ft |
| Connector Gender | Male-to-Male |
| Connector Type | Kmr400 Coax Cable 50ft |
| Customer Package Type | sealed anti-static bag |
| Customer Reviews | 4.6 out of 5 stars 155 Reviews |
| Data Transfer Rate | 50 megabits_per_second |
| Frequency | 6000 MHz |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Length | 50 feet |
| Item Shape | Round |
| Manufacturer | XRDS -RF |
| Model | KMR400 |
| Number of Items | 1 |
| Number of Pins | 2 |
| Other Special Features of the Product | Low Loss |
| Outer Material | Polyvinyl Chloride (PVC) |
| Part Number | KMR400 Coax Cable 50ft |
| Recommended Uses For Product | Connecting antennas, satellite dishes, or other 50 Ohm devices for WiFi, CCTV, or amateur radio setups, both indoors and outdoors |
| Special Feature | Low Loss |
| UPC | 742089210993 |
| Unit Count | 1 Count |
| Wattage | 16000 watts |
L**C
High quality - thick KMR(LMR)400 Coax
Worked great to replace the run I had from my radio to my antenna. High quality cable, easy to install!
R**9
Great Alternative to LMR
For the price, this coax can't be beat. Flexibility wise, just follow the same bend radius practices as you would for LMR400. Jacket seems to be of good quality and feels very durable. I bought the 200ft length since I needed about 146ft to reach my new tilt over 30ft mast. So, the length is perfect in this case. Signal quality is as expected with no issues. I'll be buying this again when I need more.
B**N
Good quality at a good price
I bought it for an antenna project that I am working on. Havenโt got to use the coax yet but it looked like it was good quality. Will post an update once I get it up and going
D**T
Only make what you need and minimize cable routing hassles.
Fast delivery with the package arrived on time within 72 hours of placing the order. The bulk-purchased KMR-400 cable allows me to make the lengths of cable I require for my stationโs topology as opposed to accepting arbitrary pre-cut and terminated lengths. The cable is bulky and stiff, so having the right length(s) makes the installation neater and easier to work with. The center conductor solders well, but the external braid is best crimped onto the purpose-built PL-259 connector (also from Amazon, but reviewed elsewhere). I hope that this is plenty for my setup, but I will buy more if required.
T**K
Not quite LMR400
This coax seems to have decent build quality. The shield/braid is a lot thinner than LMR400--I don't have the equipment to test/verify the loss compared to LMR400. Installed 100' on a 2m/70cm dual-band amateur radio antenna, and it seems to perform decently. We'll see how it holds up to the sun and weather, but i'm confident it will hold up ok.
J**T
Great value at lower price
The KMR400 coax has the same specifications as the Times Microwave standard LMR400 cable but at about 1/3 the price. This cable is constructed similarly to the LMR400 and is similarly a very stiff cable. The cable is not like the Times Microwave UltraFlex version which is much more flexible and has a slightly larger power loss. The connectors solder easily to the KMR cable, but the outer shield wire seems frizzier the LMR. I measured the coax cable loss with a MFJ 259 analyzer and verified the loss was the same as specified which is the same as the LMR. I use this cable for all feedlines outside my ham radio shack. Inside, I use the LMR400 UltraFlex cable. For portable antennas, shorter feedlines and lower frequencies I use the MOOKEERF coax found on Amazon. The MOOKEERF cable is smaller, has more loss and is cheaper.
R**A
Great cable!
Using this for a 2 meter ham radio application. Running from my roof to my basement and didn't want a poor SWR due to mediocre cable. Easy to work with and jacket and shielding are well made.
J**T
Excellent coax for amateur radio antennas
I have installed this to my HF radio antennas and am very happy with its construction, handling, and performance. The center conductor is copper-clad aluminum and so it is a bit lighter in mass than that with pure copper center conductors, and is still a substantial and low loss cable for use at HF frequencies. While the product photo shows a wooden spool, that is not included in the order. What one will get is a nicely wound length of coax for termination by the user. I used crimp-on fittings and am very pleased with this coax cable. No problems or issues at all - it is a drop-in replacement for LMR-400 and RG-8 coax. Recommended! Great value for its price.
M**G
As good as LMR400
As close to LMR400 as you're going to get, at less than half the price. I terminated the supplied 100' cable with crimped N types, and hooked it up to a calibrated 8714ES. Losses at some selected frequencies for the 100' supplied: 7.3MHz -0.35dB 14.3MHz -0.61dB 28.3MHz -0.95dB 51.3MHz -1.14dB 70.3MHz -1.26dB 145.3MHz -1.68dB 221.3MHz -2.01dB 435.3MHz -2.88dB 1296.2MHz -5.13dB 1420.2MHz -5.40dB 1575.1MHz -5.72dB 2400.1MHz -7.07dB
N**2
Insertion loss performance seems as good as LMR400
I purchased 100 foot role of KMR400 cable. I checked the insertion loss over the entire 100 foot role by inserting 100 watts at one end at 147 MHz and I measured 70 watts at the other end. Doing the math, that works out to be 1.54 dB over the length of the cable. That is the same performance as LMR400 cable but at half the price. I'd buy the KMR cable again for my next project.
C**G
Paid for 100ft, got 50ft! - problem solved quickly :)
I had a problem where I was ordering 100ft of cable and got 50ft. I contacted the Dominion and they helped resolve it the same day. Happy with the support. Must have been a problem in their pick and packing system.
R**N
Good quality cable, good price.
Excellent quality cable, no issues when installing connectors.
M**Y
Well worth it!
Excellent quality. Low signal loss.
Trustpilot
3 days ago
2 weeks ago