Diy Discone Antenna : eHam.net / Developed during wwii by a.. The purpose of the this antenna is for sdr scanning, though it could be used for vhf/uhf transmitting use depending on the frequency/swr. Find this pin and more on cb & ham radios by larry hill. Omnidirectional, vertically polarized and with gain similar to a dipole, it is exceptionally wideband, offering a frequency range ratio of up to approximately 10:1.the radiation pattern in the vertical plane is. Several manufacturers sell a discone that use eight elements spaced around the circle, ranging from about $50 to $135. Of the antenna and contributes as much to he field pattern as does the disc.
A discone antenna is a version of a biconical antenna in which one of the cones is replaced by a disc. This design is a modified version of survialcomms on youtube. This guide will teach you how to make a durable discone antenna aimed at the rtlsdr crowd. Between the disc and cone. The discone antenna is able to provide a bandwidth of around 10:1 with an omnidirectional radiation characteristic, making it ideal for many uses in the vhf and uhf portion of the spectrum including as a scanner antenna.
CST structural model of the Antenna Lab 300-950 MHz Discone antenna on... | Download Scientific ... from www.researchgate.net This guide will teach you how to make a durable discone antenna aimed at the rtlsdr crowd. Get it as soon as fri, may 14. Scanner antenna from bent arrows… this 1/4 wave antenna does a decent job, almost pulled in noaa sat's imagery… mainly designed for 2 meters, aircraft, fire and police scanning… took about 30 minutes to build… all arrows cut to 19.5 inches. When employed as a transmitting antenna, it is often less efficient than an antenna designed for a more limited frequency range. The discone antennathis is my first time on instructables.com, so i am a newbie here, sorry not being very meticulous in expressing the steps correctly. I will show you how to build a complete discone antenna with just materials from home depot and radioshack in one afternoon for about 100 to 150 dollars. The discone antenna is able to provide a bandwidth of around 10:1 with an omnidirectional radiation characteristic, making it ideal for many uses in the vhf and uhf portion of the spectrum including as a scanner antenna. An antenna constructed from separate elements is lighter and more cost effective to construct.
Build your own portable diy discone antenna.
A discone antenna is a version of a biconical antenna in which one of the cones is replaced by a disc. Get it as soon as fri, may 14. The antenna is composed of a disc shaped radiator on top of a cone shaped ground plane. For real world tips, hints & opinions for diy success try these three awesome sites: It is a great improvement over the duckie antenna (on pro51). Several manufacturers sell a discone that use eight elements spaced around the circle, ranging from about $50 to $135. This design is a modified version of survialcomms on youtube. It is usually mounted vertically, with the disc at the top and the cone beneath. The collinear antenna shows a dramatic improvement over the discone. Scanner antenna from bent arrows… this 1/4 wave antenna does a decent job, almost pulled in noaa sat's imagery… mainly designed for 2 meters, aircraft, fire and police scanning… took about 30 minutes to build… all arrows cut to 19.5 inches. The discone antennathis is my first time on instructables.com, so i am a newbie here, sorry not being very meticulous in expressing the steps correctly. Ok i am considering a discone antenna build and came up with an idea to make it easy. I recently (2015) replaced my old broken radio shack discone with the tram 1410 for $48 delivered, and it's a much better antenna (100% ss) than the old one.
Take one of the rods and using the #80 sandpaper, sand one inch of the rod on one end. Kandoian, and brought to the attention of radio amateurs in the later 1940s, the following The frequency range that a discone covers is dependent on the length of the individual spokes. The antenna is vertically polarized and extremely widebanded (meaning it will receive, and transmit, on a wide range of frequencies). Build your own portable diy discone antenna.
Mostly 3D printed discone antenna - ByTechLab from bytechlab.com Ok i am considering a discone antenna build and came up with an idea to make it easy. This design is a modified version of survialcomms on youtube. This will allow the solder to adhere to the rod and connector, forming a better connection. For real world tips, hints & opinions for diy success try these three awesome sites: Fill your cart with color today! The antenna is vertically polarized and extremely widebanded (meaning it will receive, and transmit, on a wide range of frequencies). I was considering buying a discone, but looks like the ones i can afford like i see on say comet and diamond antenna sites may say 50 to 1000 mhz, but that is just not possible because of the size. I have no problem receiving the pd (453.xxx) from a town 30 miles away.
Get it as soon as fri, may 14.
Was a titan of antenna theory in the early to mid 20th century. Ok i am considering a discone antenna build and came up with an idea to make it easy. Build your own portable diy discone antenna. About home made discone antenna the resource is currently listed in dxzone.com in a single category. A metal disk attached to a metal cone. The idea discone antenna looks exactly like its namesake; Scanner antenna from bent arrows… this 1/4 wave antenna does a decent job, almost pulled in noaa sat's imagery… mainly designed for 2 meters, aircraft, fire and police scanning… took about 30 minutes to build… all arrows cut to 19.5 inches. The purpose of the this antenna is for sdr scanning, though it could be used for vhf/uhf transmitting use depending on the frequency/swr. 4.8 out of 5 stars. I will show you how to build a complete discone antenna with just materials from home depot and radioshack in one afternoon for about 100 to 150 dollars. Find this pin and more on cb & ham radios by larry hill. Of the antenna and contributes as much to he field pattern as does the disc. If one builds this, 2:09 after bending, careful that the.
The frequency range that a discone covers is dependent on the length of the individual spokes. A metal disk attached to a metal cone. This link is listed in our web site directory since wednesday jul 24 2013, and till today home made discone antenna has been followed for a total of 4871 times.so far received 12 votes for a total score of 7.49/10 The discone antenna is able to provide a bandwidth of around 10:1 with an omnidirectional radiation characteristic, making it ideal for many uses in the vhf and uhf portion of the spectrum including as a scanner antenna. Developed during wwii by a.
coatenna dipole scanner antenna - YouTube from i1.ytimg.com Every beginner uses this whip in his starter setup. About home made discone antenna the resource is currently listed in dxzone.com in a single category. Notes on hf discone antennas l. Ideally, this should be a conical section. The antenna is composed of a disc shaped radiator on top of a cone shaped ground plane. Ok i am considering a discone antenna build and came up with an idea to make it easy. It is usually mounted vertically, with the disc at the top and the cone beneath. I was considering buying a discone, but looks like the ones i can afford like i see on say comet and diamond antenna sites may say 50 to 1000 mhz, but that is just not possible because of the size.
The purpose of the this antenna is for sdr scanning, though it could be used for vhf/uhf transmitting use depending on the frequency/swr.
Discone antenna this is a relative of the 1/4 wave ground plane antenna optimized for wide frequency bandwidth. A discone antenna consists of three main parts: Ideally, this should be a conical section. 1 post • page:1 of 1. The discone antenna or discone aerial is often used where an omnidirectional wide band or bandwidth rf antenna design is needed. Building this antenna is difficult in general and finding the right or perfect materials is even… This guide will teach you how to make a durable discone antenna aimed at the rtlsdr crowd. Between the disc and cone. About home made discone antenna the resource is currently listed in dxzone.com in a single category. Kandoian, and brought to the attention of radio amateurs in the later 1940s, the following Omnidirectional, vertically polarized and with gain similar to a dipole, it is exceptionally wideband, offering a frequency range ratio of up to approximately 10:1.the radiation pattern in the vertical plane is. Notes on hf discone antennas l. Every beginner uses this whip in his starter setup.
