• Phase Velocity 84% VoP • Max operating Frequency of 5. 84 . Diameter 0. 4) Inductance uH/ft (uH/m) 0. LMR-240 – Coaxial Cable Enter Number of Feet in Order Quantity 50 Ohms from Amphenol Times Microwave Systems. Please note that velocity factor varies depending on the dielectric type. Order today, ships today. Solid Teflon (ST) 1. 9 [78. RG-58 and RG-59 coax (thin) General Rules for Coaxial Cable. 1946-1060-50. 1 ∙ 10^8 m/sec. 36)In the following tables, MBR = Minimum Bend Radius in inches, VF = Velocity Factor in percent. 1. 4) Inductance uH/ft (uH/m) 0. 3109-400. Velocity of Propagation 85 % Time Delay 1. 6dB vs. 83) Impedance ohms 50 Capacitance pF/ft (pF/m) 23. Description: Flexible Low Loss Communications Coax. The use of Times X series connectors,WSB-240 boots and the CST-240A prep tool will insure a quick, rugged,reliable. $ 2. 10,5 Ω/km 3,2 Ω/1000ft. Hey all, I was doing some tests in lab when I noticed that between two 4. 21 Impedance ohms 50 Capacitance pF/ft (pF/m) 24. 6 m), and4. 10mm) Enter Number of Feet in Order Quantity. 65 Ohms/1000ft Nominal Capacitance 23. Order today, ships today. 4” Minimum Bend Radius: 5” 2. The term coaxial refers to the inner conductor and the outer shield sharing a. Put a an exterior antenna up a few days ago. Times Microwave's LMR-240-PVC-W low loss LMR-240 coaxial cable with UV white jacket offers similar performance compared to corrugated copper cables but provides high flexibility and simplified connection. 1. Other Names. txt) or read online for free. 2 (10. 7//( SLRW vvvshldrlhbnvudbnl 63 TIM MICROWAVE SSTEMS LMR-240-UF GK-S240TT CCT-02 3192-165 Part Stock TypeNumber Code Description Ground Kit GK-S240TT GK-S240TT Standard Ground Kit (each)LMR-200 is equivalent or better quality compared to LMR-100 (generally better because LMR-200 is double-shielded). Velocity of Prop. 8dbi 25 feet up. 0 #0985: LMR-100A® 3. 850c-0. 34) Flat Plate Crush Storage Temp Mechanical Properties dB/ft 0. The velocity factor for RG8X is 0. 060 (0. So it should be possible for the velocity to change without the characteristic impedance changing, but. Our LMR-240-UF cable is part of our Wire and Cable Line of Coaxial Cables. Velocity of Propagation % 84 Dielectric Constant NA 1. A transmission line (like coax) is a conduit for an electromagnetic wave in itself, so the velocity factor can be defined. 1 MHz is approximately 5. A less expensive alternative to 400 series coax, our 50 ohm RG-213 coax features a non-contaminating jacket, solid polyethylene dielectric, and copper braid with 97% coverage. 12 0. 21 (3. 880c. Properties of standard coaxial type cables have been very much standardized for many years. and figures for RG−6/U and LMR240 estimated considering the dielectric type. Description. Pricing and Availability on millions of electronic components from Digi-Key Electronics. How many watts can LMR 400 handle? Power Capacity (In watts 104 °F, 40 °C)Velocity of Propagation % 83 Dielectric Constant NA 1. Suitable for higher power (~1800 watts) at HF. The sheath is made from Resin (resiliant against environmental impacts) and the conductors are made from copper. 0' (3. LMR400 is more expensive than RG6, and isn't as flexible, but will perform better. 99] Maximum Operating Voltage, Volts 1,900 Electrical Specifications by Frequency. Only marginally more expensive. 20) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 3. In some cases the lower loss of RG6 offsets the impedance mismatch loss. 20) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 3. 8) Voltage Withstand Volts. • Phase Velocity 84% VoP • Max operating Frequency of 5. Applications • Antenna Installs • RF Test systems • General Purpose RF Interconnect • Laboratory applications. 46. Depending upon size, LMR cable has a solid copper or copper clad solid aluminum center conductor. Add to Cart. 4) Inductance uH/ft (uH/m) 0. arnoflex 7 UF Koaxialkabel. 4) Inductance uH/ft (uH/m) 0. N Male Right Angle to TNC Male Right Angle Cable Assembly using RG58 Coax, 1 FT. Suitable for VHF (~1. 97) Impedance ohms 50 Capacitance pF/ft (pF/m) 24. 21 (3. In contrast, LMR400 coax cables are better than RG213 in both loss and power handling, shown by the chart below. LMR-240-UF coax cable from L-com is only one of a large number of radio frequency coaxial cable types specifically stocked to be ready . 5 m - negro LP-FT4-050-BK. Velocity of Propagation Delay Shielding Voltage Withstand Jacket Spark Electrical Properties Units Diameter in (mm) Weight lb/ft Minimum Bend Radius in(mm) Operating Temperature °F Tensile Strength lb Bending Moment ft lb 0. Order today, ships today. 6 pF/ft (80. Additionally LMR-240-UF has a lower loss when operating even at lower frequencies @ 150MHz LMR240 has a loss of just . Velocity of Propagation: 84% Dielectric Constant: 1. 405 inches: Center Conductor : Solid: Impedance: 50 Ohm: Outer Conductor: Braid, Foil: Velocity of Prop. Within the LMR series the cable is a mid-size with an overall diameter of 6. QuickView . If you are interested in how to build a copper J-pole antenna, follow these instructions: Choose 145 MHz from the 2-meter frequency band, note the speed of light c, and calculate the wavelength λ from the formula λ = c/f = (299,792,458 m/s) / (145,000,000 1/s) = 2. Order today, ships today. LMR-240-DB – Coaxial Cable Enter Number of Feet in Order Quantity 50 Ohms from Amphenol Times Microwave Systems. 6: FEATURED PRODUCTS AMPHENOL No Image. It also has two overall shields, one a tinned copper braid shield and the other aluminum tape. 75 ohms is not magically better for reception. Description Minimum Typical Maximum Units . But not real impressed with the 4. LMR240/LL240 Low Loss Coax Cable 100m roll. 0 (13. The RG213 flexible coax cable from Pasternack is 50 Ohm and features a PE dielectric. For example, the LMR240 file has the velocity set at 251 825 665 (presumably meters/second). 2 (79. The calculator also computes an estimate of the complex characteristic impedance implied by the loss model, nominal Ro, and velocity factor using an RLGC model. Let us watch on the left side of the table (dB/50m) and positioning with a ruler at the 4. Velocity of Prop. LMR400 is more expensive than RG6, and isn't as flexible, but will perform better. GST. LMR ®-240 50 Ohms coax cable with UV and weather-resistant jacket. 97 ns/ft ns/m Shielding Effectiveness 90 dB Dielectric Withstanding Voltage (DC) 1,500 Vdc . Coaxial Cable 50. Figure 5: Risk Velocity Scaling Factors. 21 (3. 4) Inductance uH/ft (uH/m) 0. 42 Time Delay nS/ft (nS/m) 1. Add to Cart. LMR-240. 2 (10. Comparison of three commonly used types of coaxial cable. 75 dB. Velocity of Propagation % 84 Dielectric Constant NA 1. $ 2. ago. 060 (0. Times Microwave Systems's LMR-240 is a coaxial cable tape/braid foam polyethylene 6. Applicatins fields: Metrology, laboratory use, audio and wireless communication, broadband communication, automotive sector. Product Description. 1 : 8. 50 a foot plus ship. 8) Voltage Withstand Volts. F values greater than 1. 2 (10. 2 reviews. 240 Aluminum Tape/0. Resource Type Link; Datasheets: LMR-240:. LMR400 Coaxial Cable Structure. In fact, the velocity factor can be derived from the lumped model of a transmission line: simulate this circuit – Schematic created using. 21 3. 5: 6. GST. 2 (10. While flexible, it has a maximum recommended bend radius of 1 inch in fixed installations and. LMR240 Coaxial Cable Coaxial Cable Times Microwave LMR-240® coaxial cable provides excellent performance, but yet is under 0. 20) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 3. 97] ns/ft [ns/m] Shielding Effectiveness 90 dB Dielectric Withstanding Voltage (DC) 1,500 Vdc Jacket Spark 5,000 Vrms Inner Conductor DC Resistance 3. Page: 4 Pages. 07 0. Times Microwave. hit up Shireen for some RFC240. Outer Shield DCR Nom. Operating frequency of LMR-240-UF is. Armed with this information, let’s say I need a half wavelength balun for a 2 meter antenna using the subject coax. UV-Resistant: Yes . Pricing and Availability on millions of electronic components from Digi-Key Electronics. 05m) 50 Ohms from Amphenol Times Microwave. 5. Fig 1: Loss of common coax cables. Bedea MXR 0,45L/1,4, Koaxialkabel, Low-Noise (Bedea) CLF100 Koaxialkabel, Low Loss. inches . 04 0. 8 Ohm/1000ft (9. C 17 Standard 1x0,16 mm² - Coaxial Cable 50 ΩLMR-400 LMR-400-BULK flexible 50 Ohm coax cable with PE jacket is rated for a 6 GHz maximum operating frequency. Standard coax impedances are 50 and 75 Ohms. The Pasternack's part number is a coax cable that is flexible. 4) Inductance uH/ft (uH/m) 0. GST. 1. The velocity of these wave packets is called the group velocity given by requiring that the phase of the modulating term is constant, that is [frac{Delta k}{2} dx = frac{Delta omega}{2} dt label{3. LMR-400 coax cable from L-com is only one of a large number of radio frequency coaxial cable types specifically stocked to be ready for . 70 % Capacitance. 060 (0. Pricing and Availability on millions of electronic components from Digi-Key Electronics. 1 10 100 1,000 10,000 LMR-400 Calculate Attenuation=10 (800) TMS-COAX • TIMES MICROWAVE SYSTEMS LMR®-195 LMR-195 Flexible Low Loss Communications Coax Ideal for… • Jumper Assemblies in Wireless Communications Systems • Short Antenna Feeder runs66. foil and 97% for tinned copper braid. Order today, ships today. 07 0. 24. 1946-1059-500. 060 (0. LMR400/LL400 Super Low Loss Coax Cable 305m roll. (mm) 0. The double-shielding is a major factor in the higher quality of this cable, which translates into lower loss/better performance. 880c. 97) Impedance ohms 50 Capacitance pF/ft (pF/m) 24. L-com Microwave LMR-240 coax is constructed with PE (F) dielectric and a maximum operating temperature of. Velocity Factor Percentage: 83 . 1. Coaxial Cable. LMR-240. 4 pF/m. Cables only slow them down. LMR-240 – Coaxial Cable 50. Pricing and Availability on millions of electronic components from Digi-Key Electronics. This 50 Ohm coaxial cable has a solid bare copper center conductor and stranded outer conductor that results in a 3/4 in bending radius. Part #: LMR-200. 86%: Jacket: Black PERF Connectors / Coaxial Connectors SMA Plg Asmbly Strgt Cbl LH Thread LMR240 142-5435-001; Johnson / Cinch Connectivity Solutions; 250: $17. 24. 42 Time Delay nS/ft (nS/m) 1. Frequency Range DC 3 GHz Impedance 50 Ohms Velocity of Propagation 69 % Operating Voltage (AC) 900 Vrms Dielectric Withstanding Voltage (AC) 2,000 Vrms Jacket Spark 2,000 VrmsLMR-240 is a 50 Ω coaxial cable type manufactured by Times Microwave. $256. It's flexibility is much better. Velocity of Propagation % 83. 060 (0. 65, 2nd Floor, MGM Magnum, Electronic City Phase 1, Bengaluru-560100 . 20) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 3. At RFS we specialize in the design and manufacture of premium, future-ready cable solutions for customers across the globe. RG-8 and RG-213 (50 ohm); and RG-11 (75 ohm) are about 0. 46] [pF/m] Performance by Frequency Band. 42 Time Delay nS/ft (nS/m) 1. 83 ) Min Bend Radius: 0. Get the Velocity Factor from the table above for RG-8/U Foam, which is . 2. N-TYPE STRAIGHT PLUG TO N-TYPE STRAIGHT PLUG ON LMR 240 CABLE, ARC, 0. ® Contact Us; Products; News & Events; Quality; Join eNewsletter. 24m) 50 Ohms. When Comparing RG8x to LMR-240-UF the biggest difference is the cutoff or maximum operating frequency. 9 Ohm/1000ft 1. 6) Inductance uH/ft (uH/m) 0. 42 Time Delay nS/ft (nS/m) 1. 97) Impedance ohms 50 Capacitance pF/ft (pF/m) 24. 80) Velocity Factor: 84% (0. RG-58U used to be the standard that everyone used for HF. docx), PDF File (. Also, the Eco has 100% shielding factor for the copper foil and 72% with the copper braid, where Buryflex has 100% factor for alum. The velocity factor is directly related to the permittivity of the transmission line. Page: 2 Pages. Here are our new coaxial components. 1. 2 (79. 42 Time Delay nS/ft (nS/m) 1. 3. Low loss is achieved through use of the 90 %. 13-1. CABLE LMR-240 TPE 50'. 48m) 50 Ohms from Amphenol Times Microwave Systems. 1. Order today, ships today. This can be proportioned according to the cable’s actual velocity factor, as well as other frequencies. 840c-0. LMR-240-DB – Coaxial Cable 100. Outer Shield DCR Nom. 060 (0. 24m) 50 Ohms from Amphenol Times Microwave Systems. 5” Fixed Install Recommended for Rotator Loops DXE-400MAX Low-Loss Cable DXE-8U Low-Loss VELOCITY FACTOR IN CABLES. Velocity Factor Percentage: 84 . 3. 5). 6 m), and11. 0. 97] ns/ft [ns/m] Shielding Effectiveness 90 dB DWV (DC) 1,500 Vdc Jacket Spark 5,000 Vrms Inner Conductor DC Resist. L = 2. Pasternack’s online RF calculators with formulas. 0' (15. 1 ft-lb: Outer Conductor: Aluminum Tape: Jacket: Orange FRPVC: Construction Specifications ; Inner Conductor:. Other Names. 97nS/m) Impedance: 50ohms. If all other terms in Equation ef{12. 15 ex. 42) (0. $281. 66)Velocity Factor: 84% (0. In reality, it's nuts to use that kind of precision given the. 00m) 50 Ohms from Amphenol Times Microwave Systems. LMR-240-PVC-W – Coaxial Cable 50 Ohms from Amphenol Times Microwave Systems. LMR-240 – Coaxial Cable Enter Number of Feet in Order Quantity 50 Ohms from Amphenol Times Microwave Systems. Standard Package. 5). 42 Time Delay nS/ft (nS/m) 1. 20) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 3. 4613-LMR-240-100M. File Size: 292Kbytes. Page: 2 Pages. 66. 30) Shielding Effectiveness dB >90 DC Resistance Inner Conductor ohms/1000ft (/km) 10. Relative propagation velocity is calculated as 1/[SQRT(relative dielectric constant)]. 5) Outer Conductor ohms/1000ft (/km) 3. 058 (0. 1) Velocity of Propagation Delay Shielding Voltage Withstand Jacket Spark Electrical Properties Units Diameter in (mm) Weight lb/ft Minimum Bend Radius in(mm) Operating Temperature °F Tensile Strength lb Bending Moment ft lb 0. Pricing and Availability on millions of electronic components from Digi-Key Electronics. Capacitance Cond-to-Shield Nom. 1946-1059-500-ND. 09Stock Code. 25 (0. (mm) 1. 8GHz. Their bending and handling characteristics are significantly better than air-dielectric and corrugated hard line cables. 1 10 100 1,000 10,000 Frequency (MHz) LMR-600. 4613-LMR240TimesMicrowave. 28 (800) TMS-COAX • LMR-600 TIMES MICROWAVE SYSTEMS Ideal for… • Jumper Assemblies in Wireless Communications Systems • Short Antenna Feeder runs • Any application (e. RG-217 coax cable is the most common type used in RF systems. 1. Velocity of Propagation 83% Dielectric Constant 1,42 Shielding Effectiveness > 90 dB DC Resistance Inner. 2 (10. Pricing and Availability on millions of electronic components from Digi. 0 corresponds to the speed of light in a vacuum, or the fastest VF possible. 42 Time Delay nS/ft (nS/m) 1. Manufacturer: Pasternack Enterprises, Inc. Velocity Factor: 84% (0. 97) Impedance ohms 50 Capacitance pF/ft (pF/m) 24. VF. 2 Ohms/1000ft Outer Conductor DC. Other Names. I used kmr240 cable 25 feet. In theory, electrical signals move at the speed of light. One of the simplest ways to improve resolution is to adjust the retention factor for solute B. 98 or the current will move about 98% the speed of light in the wire. 0: 75. LMR cable is a low-loss coaxial cable manufactured by Times Microwave Systems. For an electromagnetic wave, the velocity will typically be nearly the speed of light in a vacuum, or a "velocity factor" of almost 1. 6: 8. Our LMR-240 cable is a part of our extensive catalog of Coaxial Cables. Assembled: No . Available from Scott Cables Ltd, the European Master Distributor of. 45. 46] Maximum Operating Voltage, Volts 1,900 Electrical Specifications by Frequency. This 1/4 in 50 Ohm coaxial cable has a solid bare copper center conductor and stranded outer conductor. The LMR 240 Cable is one of the many low-loss coaxial cables we carry at Allied Wire and Cable. Note: Use 7mm PL259's when attaching to radios and mounts. 5. 2 (79. May 19, 2017. 66, so the physical length will be 5. 7 (87. 81) Velocity Factor: 82% (0. Velocity of Propagation: 84% Dielectric Constant: 1. 52: Shielding effectiveness (dB) >90: Jacket (mm) 6. 24 dB/m (0. 2 (79. 60 (800) TMS-COAX • TIMES MICROWAVE SYSTEMS LMR®-200-UF LMR-200-UF UltraFlex Communications Coax Environmental Speciications Performance Property 0F oC Impedance is the amount of resistance waves moving through the coaxial cable encounters. 659 c, then its wavelength for 13. 53 (1. Resistance: 50Ω. Raising the dielectric constant lowers Vp. 7lbs. LMR-240-LSZH-500. 694c. So, if the Propagation Velocity is 70%, it means that the signal in a cable. 25. Velocity Factor Percentage: 85 . 3985-LMR-240-UF-BULK. 54029. This 50 Ohm 0. Technical Datasheet tasker RG 316 U - Mil. 060 (0. Order today, ships today. If the dielectric constant of the cable (ε r) is known, the approximate velocity factor can be calculated using equation 5. LMR-240-UF – Coaxial Cable 100. A velocity factor of 70% means that a signal will propagate at 70% of the speed of light - i. Details. Order today, ships today. 80 inches. Though it's a trade off, I'm interested to find the cost comparison. 9: 5. Velocity Factor is a property of the physical material of a cable. 060 (0.