I have a inverted L Antenna in my back yard and a ground system which covers the whole yard 60 X 45 feet all direcctions. The bottom end-cap is drilled for either a SO239 socket or N socket. Ed makes no wild claims about the performance of his antennas. Buy the best and latest ed fong antenna on banggood. An advantage of end-fed antennas is of course the simplicity, especially for fieldwork this is a huge advantage. It is the same antenna that appears on the front cover of the ARRL VHF/UHF Antenna Classics Handbook. Gain: 5 dB over reference ground plane. 3 out of 5 stars 259. This is a true 1/2 wavelength performance at both VHF and UHF and with low SWR and was featured article in Feb 2003 issue of QST. DBJ-2 Ed Fong 12/14/2013 1 of 24 VHF/UHF Dual Band J-Pole By: Ed Fong WB6IQN email: edison_fong@hotmail. Let’s take a look at the performance of this antenna today. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. Show results from. SWR: less than 1. No worry about lightning and the VHF/UHF wigglies don't seem to mind passing through my shingles at all. Below is a 3 element 6m yagi hanging from a tree. chicken farm jobs near me. Other people use metal baking pans for GMRS antennas as a ground plane. Prepaid instant pay. The design is patented, but Dr. Import & Export on alibaba. This may be especially important for a handheld's front-end that isn't truly meant for anything more than a rubber duck. J-Pole Antenna 663 kB PDF file by Edison Fong WB6IQN An In the article Ed . You will need 5 ft of ¾ inch 200 psi pvc pipe. Here's an idea to make your channel streaming and TV watching time more fun with a more HD factor added! Check out the details for installing this $3 DIY HDTV antenna from the Dollar store. Aug 2017 - Jan 20224 years 6 months. 13 de abr. Shop the top 25 most popular Related Search, Ranking Keywords at the best prices!. best gmrs base antennaswot analysis old town white coffee. For the latest Amateur/Ham Radio news and information, please visit these web sites: http://www. The list of GMRS channel frequencies consi. Pofung P8uv 5w 1800mah Gmrs Dual Power Tube Split Charging. I did not use them as I wanted a good ground connection. Showing the antenna I purchased from Ed Fong for my 2m, 70cm operation. Drill 1⁄2 inch (1. Erectile dysfunction (ED) means being unable to get or keep an erection hard enough for sex. I was reading on some eHam blog about Repeater antennas. The goal here is to put up a cheap, easy, and quick 2-meter antenna that is simple and unobtrusive, but works. | Shopping UK. My antenna is an Ed Fong encsased in PVC and . I made this antenna based on the QST article of Dr. | QRZ Forums. Many of you asked to see this match up after my last J-Pole antennas test. In W6, we use a dual-band (2m, 440) design by Ed Fong, WB6IQN. Sold Out View. Note that dimensions are slightly longer due to the velocity factor of air. 13 de abr. Midland MXTA23 Roll Bar/Mirror Mounting Bracket. Based off of a design Dr. Turkey to host gymnastics summit after Norway refused to allow Russians. Benefits. λ/2 Dipole (Half-Wave Dipole Antenna) Gain: 2. Most any commercial UHF base antenna will work. I have a grounding question. So whatever my problem with reception was, grounded fixed it. Electrical Safety 2. aftermarket A J-pole antenna. BN-220 GPS Module + Antenna Datasheet Pin Description. Each antenna is custom tuned to the frequency requested. I am one of them. GMRS Double 5/8 Wave Mobile Antenna. 99 shipping or Best Offer. coax, use a single line to the antenna , and use a balun (with impedance. I wanted to explain my modified Ed Fong roll-up J-pole antenna and kit. Dromine, Mexico. , (and is 13 dB higher at night. Search articles by subject, keyword or author. 30, 2021, shows Kim Song-nam, director of the International Department of the ruling Workers' Party's Central Committee, who was elected as a member of the State Affairs Commission, the country's. This is the stock Ed Fong DBJ-2 (ham) dual band roll up antenna kit with a twist and an extended adapter pack. RG-8X coax connected to the SO-239 connector mounted inside of a 1 1/4" PVC plug. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. Category: Antennas: VHF/UHF+ Omnidirectional: verticals, mobile, etc. Join the thousands who are happy Ed Fong antenna users. dv lv zu bw pj jy op wo yp. Feb 02, 2012 · A fellow "ham" named Edison Fong, WB6IQN, has designs for a better way of building this type of antenna which involves using a "trap" made from a piece of RG-174 coax that is open on one end and closed (shorted) on the other end and placed in the radiating element. 7inch So239 Connector for Ham Radio Device Repeater Mobile Transceiver with Antenna Mount Bracket. These antennas are about $30. from my house on a 5 watt HT with the tri band antenna 12' in the air. gmrs j pole antenna. Ed Fong Dual Band Base Station VHF/UHFJ-Pole. Fong's students build the antennas and also test many antennas manufactured by Tram, Larson, etc. Abstract: An omni-directional triband antenna operates without ground radials with gain commensurate with a half wavelength vertical on each band. The G5RV is an excellent choice for the 20 meter band. Fong created for the Ham Radio world with his DBJ-1 dual band J-pole, this antenna is measured and tuned for the GMRS band around 462-467MHz. First, the display and user interface is stunning. Comet CGW-560 HF Portable Ground Radial Kits CGW-560. Find open stores near you. More range, better antenna, more power, greater battery capacity. j pole antenna radiation pattern. You are on air within 5 minutes! An additional advantage is that the antenna can easily be polarized vertically. VHF/UHF Dual Band J-Pole By: Ed Fong Ed Fong 12/14/2013 1of 27 VHF/UHF Dual Band J-Pole By: Ed Fong WB6IQN email: edison_fong@ ARRL VHF/UHF Antenna Classics ARRL Vol. Description: 7' tall PVC antenna with UHF female or N female connector on the bottom. I did a bit of math in my head and determined that in fact, I could not go out and buy all. Resources listed under Amateur Radio Antenna Projects category belongs to main collection, and get reviewed and rated by amateur radio operators. and better forward signal using the $30 radio and the $3 antenna. I don't know how crucial that is, but my reception appeared to improve after I removed the extra length. Opinions: Ed Fong GMRS antenna mounting 1. This antenna was featured in the Feb. Sign in to Manage Your Health Care. Get it as soon as Thu, Aug 4. Our most popular antenna is the DBJ-1 which is a VHF/UHF Dual Band Base Station Antenna. Non-ICAO Targets (radar track / airframe unknown). The simple, coaxial cable emergency prepper antenn. Arudino based antenna swr analyzer / plotter can be used to measure antenna SWR from 160m band up to 1. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. The earlier DBJ-1 is based on the J-pole,2. 5 :1 over 10 MHz bandwidth. The UC has very sophisticated testing equipment and the test results of various brands are surprising. Measuring SWR of Fong antenna or mag mount antenna is a different exercise. 1 First and second checked bags. Antenna length with 450 ohm twin lead is 53 5/8" vs 50" of 300 ohm twin lead for Ed Fong's DBJ-1. By Edison Fong, WB6IQN T wo-meter antennas are small com- pared to those for the lower fre- quency bands, and the availability of repeaters on this band greatly extends the range of lightweight low power handhelds and mobile stations. Ed Fong contact info? Posted: 14 Apr 2017 08:41 PM PDT. It is a great alternative for local radio communications for people not interested in a technical hobby such as amateur radio. Based off of a design Dr. Tram 460 - 470 GMRS Base Antenna PLEASE NOTE: FIXED SHIPPING COST FOR MAINLAND US ONLY - AK, HI, PR, TERRITORIES AND INTERNATIONAL ADDITIONAL CHARGES APPLY - PLEASE CONTACT FOR DETAILS 5 dBd Gain 460 - 470 MHz Heavy Duty White GMRS Bands Additional radio frequency bands have been given permission to operate • If you use an external antenna, make sure the SWR is about 1 FRS rules limit power. It also won the best paper of the month award. In my case I am running an Ed fong antenna for hitting the local repeaters and a Yagi for simplexing with my brother. Ed Fong is a professor of Radio Frequency at the University of California in Santa Cruise. PIN PIN Name I/O. can be used for mounting up to the first 10 inches of the antenna without affecting performance. com with top-selling Related Search, Ranking Keywords brands. de 2013. Yet that antenna, based on my experiences with a 2m (144-148) j, may receive both air bands quite well. com ARRL VHF/UHF Antenna Classics ARRL Vol. On June 12 2010, jumping at Byron CA, I used Ed Fong's roll up J pole antenna under parachute canopy and worked 9 non pre arranged QSOs on 2M SSB using 5 watts. This kit breaks down to about two feet tall. Antenna length with 450 ohm twin lead is 53 5/8" vs 50" of 300 ohm twin lead for Ed Fong's DBJ-1. Grounding ed fong antenna. Communications Preferences. Ed Fong--Collinear Antennas January 01, 2022 Ed Fong - Collinear Antennas Share Watch on Everything you need to know about the design, construction, testing, and use of VHF/UHF Collinear Antennas from Ed Fong (WB6IQN). UHF Gain Antenna Ed Fong Pacificon 2010 22 ½ λ The two element UHF phase conlinear with the voltage and phase given on the right. Increase your handheld's VHF/UHF performance with this Ed Fong DBJ-2C GMRS MURS LMR portable emergency roll-up antenna 7000, and/or 467 No difference You could probably just use a good 70cm ham antenna as 5% is a fairly small change in operating frequency but shortening all dimensions by roughly 5% should give you a good GMRS yagi Find low. Protection from static discharges DC-Ground ; Made of aluminium alloy 6063 T-83. Matching system: 1/4 wave matching stub, ½ wavelength phasing stub. Fong created for the Ham. Fong US Patent 8,947,313 “Radial Free ollinear Omni Directional Antenna with Gain,” February 3, 2015 6. Sunnyvale, CA 94087. DBJ-2 Ed Fong 12/14/2013 1 of 24 VHF/UHF Dual Band J-Pole By: Ed Fong WB6IQN email: edison_fong@hotmail. It is available in HAM (144-148 MHz and 440-450 MHz) or Commercial (152-157 MHz and (460-470 MHz). Free Shipping for. We ship USPS flat rate and you pay the actual amount. 3 out of 5 stars 259. This kit breaks down to about two feet tall. The Ed Fong TBJ-1 antenna is a multipurpose (including ham radio) 7 foot tall antenna made of PVC tubing with two end-caps, both removable. Visit Diamond Antenna on Facebook & Instagram! Office hours, Monday through Friday 9:00 a. Diamond (Original) SRJ77CA 144/440 MHz. Diamond (Original) SRJ77CA 144/440 MHz. Dual Band GMRS/MURS Mobile Antenna. Matching system: 1/4 wave matching stub, ½ wavelength phasing stub. Shatz, and Brent Williams, Extending Russia: Competing from Advantageous Ground, Santa Monica, Calif. Sold Out View. Ed Fong GMRS 5dB gain base antenna (orange tag) $55 00 $55. Antenna Trailer Hitch Mount for Ham Radio 5/8" Ant Hole Stainless Sold by W5SWL. dv lv zu bw pj jy op wo yp. He and his grad students designed and build dIfferent types of antennas. Search: Hf Antennas For All Locations Moxon Pdf. 2022 popular Related Search, Ranking Keywords trends in with ed fong j pole antenna and Related Search, Ranking Keywords. Maximum power: 75 watts. The antenna is a much better fit on the GT-3TP without the washers. Dimensions are given for insertion into ¾ inch 200 PSI pvc pipe. ollinear Omni Directional Triband Antenna” Edison Fong, August 25, 2015. UHF Gain Antenna Ed Fong Pacificon 2010 22 ½ λ The two element UHF phase conlinear with the voltage and phase given on the right. 2 Meter Amateur Radio J-Pole Antenna $ 46. They are not high gain, have no ground radials and no traps. In my case I am running an Ed fong antenna for hitting the local repeaters and a Yagi for simplexing with my brother. double j pole antenna. As NextGen takes hold, ground stations become obsolete, letting the FAA save money by junking old, worn-out equipment, like your local ILS. Join the thousands who are happy Ed Fong antenna users. Prepare yourself! (201) 660-5051. : amateurradio. Dimensions are given for insertion into ¾ inch 200 PSI pvc pipe. This antenna is similar in construction to the 2-meter OFC sleeve dipole I built over 8 years ago, but it is a simple center-fed dipole. Diamond (Original) SRJ77CA 144/440 MHz. Use a fully conductive mast with two more more horizontal radials 1/4 wavelength below the base of the J. One of the best, and most affordable, antennas for GMRS base station operation is the Ed Fong J-pole. 44-47 Ed Fong 36. I put up a J-pole I ordered from Ed Fong ($45) in my attic. The UC has very sophisticated testing equipment and the test results of various brands are surprising. 7 spd. 3 to 1 over a 5 MHz bandwidth and less than 1. DIY 1/4 wave hanging on a nail in my shack about 6' off the ground. Ed Fong designed the antenna to have no ground radials and to have a low price. A stub of RG-8X coax shorted at the top acts to seperate the VHF/UHF segments of the antenna. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. Maximum power input 75 watts. Open Stub J-Pole 2m/70cm. Fong created for the Ham Radio world with his. Amplifier for Small Magnetic and Electric Receiving Wideband Antennas. I have a grounding question. Antenna is fed with LMR-400 coax. J-Pole Antenna 663 kB PDF file by Edison Fong WB6IQN An In the article Ed . Ed is BOSS and could easily charge double what he charges. You would have been fine and a bit better with a GP, but the NGP will still work fine - you'll just get a bit less transmission strength. Profile Information. These antennas are about $30. Business sign in. Dual Band 20m/40m Vertical Antenna You Can Make; Ham Radio HF/VHF Antenna Lengths Chart; Simple, stealthy, multi-band vertical DX antenna; Cheap compact 160m Antenna ideas; Balcony Antenna Possibilities (#674) Beat the HOA with a stealth antenna. Connect a jumper from ground to pin 4 to allow the tone decoder to. DBJ-1C (GMRS/MURS) Dual Band Antenna by Ed Fong KB Cubed LLC For your radio communications needs. Ed fong antenna instructions. Position a non-inductive resistor across a non-conductive portion of the mast if your concern is bleeding static charge from the antenna. 15 dBi. To attain the wideband characteristics, the partial ground plane has been introduced in the 3rd iteration, and the length of the ground plane Antenna theory: Analysis and design (2nd ed. Comes with LoRa antenna, USB cable, and carry case with a strap. For your radio communications needs. Reviews: 14. Measuring SWR of Fong antenna or mag mount antenna is a different exercise. 85 $9. Each mode can be switched immediately. Each antenna is custom tuned to the frequency requested. What’s Next? Ray, KF6GPE: Off-Grid Solar Systems for Radio Sites. Electrical Safety 2. Ed Fong WB6IQN (https://edsantennas. Join the thousands who are happy Ed Fong antenna users. matching if needed) at the antenna. Matching system: 1/4 wave matching stub, ½ wavelength phasing stub. 5 × 40 × 45 mm3 antenna is compact,. Линия данных (Data Output). He has a PhD in EE and has taught at UC Berkeley. com www. Customers rated as durable. Satisfied Customer, NY Thanks for taking the time to go over setup details with me. Mechanical Properties. But put it together right (and it's hard not to), and Ed's antenna packs a respectable punch. Description: 7' tall PVC antenna with UHF female or N female connector on the bottom. The picture of the entire tower is too small on CL to see detail, but see the pictures of top and bottom wit. gmrs home antenna. You would have been fine and a bit better with a GP, but the NGP will still work fine - you'll just get a bit less transmission strength. Ed Fong WB6IQN explaining. For the 6 m band, I reused my 1/4 wave vertical that I’ve been using for Parks On The Air activations over the past two months. Buy the best and latest ed fong antenna on banggood. Ed Fong antenna is approx. com www. Ed Fong WB6IQN also makes good roll-up dual-band J-Poles - available here. THE PARTS LIST (You’ll find everything but the tent stakes at Home Depot) Part. The antennas were tuned using Class 200/SDR21/200PSI PVC pipe. I have a grounding question. 1 1/4″ to 1″ Reducer Bushing. -----Earlier 5-star review posted by SWL377 on 2019-10-01 Ed knows his stuff. Antenna offers “true” ½ wavelength radiator at both VHF and UHF. ) Antenna—70 cm. 7 de dez. This is what this specific antenna is seriously lacking. 5cm) radial len. My antenna set up Antron 99 and Dr. indochino blazer, ava dievine
Instead, she bought a fleet of luxury cars, and several houses. . Grounding ed fong antenna
Time Owned: more than 12 months. Ed Fong antenna is approx. +3dBi Gain over a 1/4 wave ground plane antenna; Handles up to 1000W; Solid Aluminum and Stainless Steel - weatherproof, will last a lifetime. Be Cautious of emails requesting you to sign in to confirm your account. Join the thousands who are happy Ed Fong antenna users. As far as testing goes they both worked flawlessly. In fact, some setups don't use a ground at all!. I have a Motorola CDM 1550, LMR-400 coax, connect to Ed Fong's antenna and I cannot reach a station 5-7 miles away. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. Join the thousands who are happy Ed Fong antenna users. Below is a 3 element 6m yagi hanging from a tree. They are as follows: VHF (Ham. Search: Gmrs Antenna Homemade. 6 de set. It was based on a grant given to us by AC Daughty Inc. After that, 1. Log Periodic Antennas. Maximum power: 75 watts. Dual-Band High Gain Handheld Antenna Rx: 120~900 MHz. AK9R Lead Wiki Manager Super Moderator Joined Jul 18, 2004 Messages 7,841 Location Central Indiana Mar 12, 2017 #2 SpugEddy said:. slim jim j pole antenna. MSRP: 60. Since I've done so many posts on the Cobweb antennas I thought it best to separate them on a different page so that potential Cobweb builders can see all the posts together. Different from other cellular antennas typically placed under the shark-fin cover or inside a car's plastic spoiler, the proposed antenna is designed to be integrated inside the vehicle's dashboard. Maybe incorporate some band filters on 162MHz, 80-108MHz and 520-1500KHz (that's the NWS Weather broadcast band and FM and AM broadcast bands, big contenders for overloading) and your closest Broadcast TV channel?. de 2015. P8uv 5w 1800mah Gmrs Dual. I’ve wanted to get a decent VHF and UHF antenna up so I can check out area repeaters around Starkville. Showing the antenna I purchased from Ed Fong for my 2m, 70cm operation. AV-640 antennas use quarter wave stubs on 6, 10, 12, and 17 meters and efficient end-loading coil and capacity hats on 15, 20, 30, and 40 meters. Looking for Ed Fong online? Find Instagram, Twitter, Facebook and TikTok profiles, images and more on IDCrawl - free people search website. Time Owned: more than 12 months. Spiritual Roots Reggae - California/Jamaica. Each antenna is custom tuned to the frequency requested. DBJ-2 Ed Fong 12/14/2013 3 of 24 •J-pole configuration - no radials •Ground plane requires radials – high wind load •Very. Dimensions are given for insertion into ¾ inch 200 PSI pvc pipe. In this video, we see a near commercial grade J-Pole antenna based on a design from Silicon Valley engineer Ed Fong. It is absolutely necessary to enable the antenna to move in the wind with the tree This means the ground end has to move up and down, as do the guy ropes. MSRP: 60. Mariotti “Heavy Duty Multi-and Vertical Antenna”, CQ –October 2015, pp. Posted: 10/30/2019 10:34:13 AM EDT [#7] They are good for what they are. You are on air within 5 minutes! An additional advantage is that the antenna can easily be polarized vertically. A ground plane is a quarter-wave radiator with quarter-wave radials. But put it together right (and it's hard not to), and Ed's antenna packs a respectable punch. 00 Latest Posts STOP BUYING GEAR! The only five things you need (for portable operation). That 8x isn't doing you any favor. -----Earlier 5-star review posted by SWL377 on 2019-10-01 Ed knows his stuff. We have found that the best antenna for GMRS radios where little to no metallic ground plane is available is the RFMAX RBC-450-5-NS. 1 1/4" PVC plug to 1 1/4" coupling, and 1 1/4" x 3/4" bushing to antenna housing. aftermarket A J-pole antenna. Technically a true "longwire" needs to be at least one wavelength long, but Hams commonly call any end-fed wire a longwire or random wire antenna. Fong US Patent 8,947,313 “Radial Free ollinear Omni Directional Antenna with Gain,” February 3, 2015 6. of an open-wire-fed doublet, then use open-wire line, not coax. An omni-directional triband antenna operates without ground radials with gain commensurate with a half wavelength. 44-47 Ed Fong 36. Join the thousands who are happy Ed Fong antenna users. Search: Gmrs Antenna Homemade. Why a balanced antenna matching unit? Everyone calls them tuners, including the manufacturers. aftermarket A J-pole antenna. Antenna length with 450 ohm twin lead is 53 5/8" vs 50" of 300 ohm twin lead for Ed Fong's DBJ-1. This antenna was first presented at Pacificon 2010. Fast & Free shipping on many items!. Cohen, Nathan Chandler, Bryan Frederick, Edward Geist, Paul DeLuca, Forrest E. Fong generously permits all amateurs to build one for yourself, though he appreciates buying one from him. I connect 40 feet of rg8x coax and lean the antenna along side a wooden fence and fired up the rig,,,,,WHOA, couldnt believe it. Diamond (Original) SRJ77CA 144/440 MHz. Profits from our antennas go to my RF Wireless Group at UC Santa Cruz - Silicon Valley. One of the best, and most affordable, antennas for GMRS base station operation is the Ed Fong J-pole. Discover (and save!) your own Pins on Pinterest. I wanted to explain my modified Ed Fong roll-up J-pole antenna and kit. ) PVC Pipe: Most of Ed 's antennas require you to procure your own PVC pipe to mount them in (makes for easier & cheaper shipping). General 08:37 September 30, 2021. Running two Dr. 1 de nov. aftermarket A J-pole antenna. Connecting an external antenna In a previous blog post, I've given tips on increasing your range with an attached antenna to your handheld radio There are no licensing requirements Just playing around and brisket You can check a radio's certification by looking in the FCC online database Is the gain relative to a dipole antenna or relative to a isotropic DBI. Music of Antenna embodies each artists' lifestyle. About Antenna Homemade Gmrs. This single section antenna is 5’3″ tall and is rated for 135mph maximum winds. Enclosed Elements: The actual antenna elements and feed point are sealed inside a UV resistant. This means the ground end has to move up and down, as do the guy ropes. Ed Fong is an instructor of wireless communications at UC Santa Cruz – Silicon Valley. ed fong antenna instructionsj-pole antenna design pdf. He has been a member of ARRL. (Please refer to the operator/installation manual). Join the thousands who are happy Ed Fong antenna users. This is a true 1/2 wavelength performance at both VHF and UHF and with low SWR and was featured article in Feb 2003. ollinear Omni Directional Triband Antenna” Edison Fong, August 25, 2015. Join the thousands who are happy Ed Fong antenna users. I have a grounding question. Each antenna is custom tuned to the frequency requested. Antenna is housed in a 10' length of 3/4" 200 psi PVC pipe. figure 5 - DRG Horn Antenna. Great person to deal with. Our most popular antenna is the DBJ-1 which is a VHF/UHF Dual Band Base Station Antenna. Maximum power input 75 watts. You will need 5 ft of ¾ inch 200 psi pvc pipe. 8 Antenna Compendium ARRL Vol. Search articles by subject, keyword or author. DBJ-2 Ed Fong 12/14/2013 11 of 24 Splice and short together Short topside of RG174a 5 ft. Marine Antenna Mounts. 5 dB loss over that 100 foot on 2 meters. I am one of them. The "DBJ-UHF" antenna was first presented at Pacificon 2010. Ed Fong 2 meter / 70 cm antenna you can pick one up herehttp://www. Based off of a design Dr. slim jim j pole antenna. It offers true ½ wavelength performance at both VHF and UHF with no ground radials. That 8x isn't doing you any favor. Now your radio is part of the safety ground for your house's electrical system, even if you disconnect the feedline (A). Show results from. It is available in HAM (144-148 MHz and 440-450 MHz) or Commercial (152-157 MHz and (460-470 MHz). I have a inverted L Antenna in my back yard and a ground system which covers the whole yard 60 X 45 feet all direcctions. May - Dr. This makes the J-pole 1/2 wave on 2 meters AND 440!!!. Everything you need to know about the design, construction, testing, and use of VHF/UHF Collinear Antennas from Ed Fong (WB6IQN). coax, use a single line to the antenna, and use a balun (with impedance. Apr 08, 2021 · One of the best, and most affordable, antennas for GMRS base station operation is the Ed Fong J-pole. . canvas mtu