Flower Pot Dual Band

The Single 58 has a slightly sharper VSWR response than the basic half wave Flower Pot and although a VSWR of less than 151 across the 2m band can be achieved the antenna can be cut to favour the high FM portion of the band or the lower packet portion. Flower Pot Antenna.

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Flower pot dual band. This resulted in an antenna with swr of about 10. We ve used vk2zoi half wave flower pot antenna s design however we ve only used the upvc conduit for the choke section. Here is a very handy aerial for permanent and field day installations.

8 rows The antenna is dual banded to operate on 70cm using the same sleeve technique as used on the. This gives us a 2m aerial on a wire. The ubiquitous Flowerpot antenna has been around since about 1993 but the origins go back to the mid 80s.

As a proudly family-owned business celebrating 50 years we are the garden experts and with 10. Single 58 Flower Pot Antenna. Modified half-wave Flower Pot to dual band the antenna for operation on a band that is the approximate third harmonic of the fundamental resonance.

Bob mentioned that John VK2ZOI has some very. By all reports its a beauty. Substitutes a 58 wave-length section for the top quarter wave of the basic half wave antenna design.

GL de YC2YIZ 73. The VK2ZOI high gain dual-band Flowerpot Antenna. Here is a link to his webpage with instructions for making several of his designs.

I was surprised how well it worked and a few others tried it and found it worked very well. Flower Pot Antenna on a wire. Operation on the third harmonic is achieved by using a sleeve technique so as to form quarter wave phasing sections at the higher frequency to end feed two half waves in phase at the third harmonic.

2m70cm Dual Band Half-Wave Flower Pot Antenna The idea The half wave 2M version of the Flower Pot antenna is easily modified to a dual band antenna for operation on a band that is the approximate third harmonic of the fundamental resonance. Flower Power is your destination for a beautiful home and garden. I have described on this website a number of VHFUHF antennae which have become known as the Flower Pot antennaeThis material is a summary of six articles on the Flower Pot Antenna published in March and April 1993 March April and November 2002 and December 2006 in QUA The Newsletter of the Hornsby and Districts Amateur Radio Club Inc HADARC.

About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Dual Band Half-Wave Flower Pot Antenna. Bob VK3AIC with his recently built flower pot antenna from VK2ZOIs site.

Double 58 Flower Pot Antenna. Have a look at John VK2ZOIs page for a bit of a history lesson. A very neat antenna for 2 and 70.

Drill two holes into the side of the conduit for the choke coil. Antena dual band flower pot half wave. Membuat antena Flower pot dual-band Flowerpot antenaFlowerpot dualband.

The spacing between the holes should be such that the coil turns will be firm and secure. We offer Australias best range of quality homegrown plants plus a huge range of gardening accessories landscape supplies homewares and furniture. The top hole will be approx 925mm from the end this distance is the length of the radiator plus a small clearance between its end and the end-cap.

Weve used VK2ZOI Half-Wave Flower Pot Antennas design however weve only used the UPVC conduit for the choke section. A few years ago a made one of VK2ZOIs dual band flowerpot antennas. To construct the antenna first select a suitable length of grey 25mm conduit as a minimum 1m but if you make it longer you will have more room below the coil to attach to your antenna support.

They are end fed coaxial dipoles with an interesting design to make them dual band and colinear for increased gain. The basic half wave version of the Flower Pot antenna can be readily modified to dual band the antenna for operation on a band that is the approximate third harmonic of the fundamental resonance. It can be raised by pulling from the top typically with a rope over a high tree.

145mhz x 3 435mhz that s 2m to 70cm or vhf to uhf. 50 years and still growing. Recently at the EMDRC working bee Bob VK3AIC EMDRC Committee Member created quite some interest when he brought in his latest project.

The single and dual band versions are cheap to make and perform well as long as you stick to the dimensions given. The basic half wave version of the flower pot antenna can be readily modified to dual band the antenna for operation on a band that is the approximate third harmonic of the fundamental resonance.

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