Cobweb Antenna
7+3 Band Cobweb Antenna
10 meter to 40 meter bands. Because of its low SWR, can be tuned (with the use of an antenna tuner) to 60, 80 and 160 meter bands.
7 Bands are 7,10,14,18,21,24,29,Mhz Added frequencies with antenna tuner are 1.8, 3.6 and 5 Mhz. At the lower bands, make sure you are operating at an SWR of less than 2
This cobweb antenna is constructed from fiber glass tube, and stainless steel. Laser cut stainless steel plate. Stainless steel springs.
Clearly labelled for easy construction
TUNABLE ELEMENTS
SO 239 CONNECTION
Ferrite beads fitted at Balun
Max Power 400 Watts P.E.P for SSB and CW
Max Power 200 Watts P.E.P for FT8, FM, AM, FSK
Antenna size is 5m x 5m
Antenna weight: 8.5 kg
This antenna should be kept 5 meters or more above the ground, or rooftop. It should also be kept 5 meters away from buildings.
$489.00 – https://73antennas.com/
Antenna
The most effective way to place a long wire antenna
The most effective way to place a long wire antenna Read more
The Super Elastic Signal Stick antenna review and testing
< Who is Signal Stuff? In a world where Amateur Radio ought to be on the cutting edge of technology, far too often hams are seen as being “old s… Read more
3 element 144MHz LFA-Q Super-Gainer Quad Style Yagi
Description A 3 element 144MHz LFA-Q (Super-rigid Quad-style) Super-Light Quad StyleYagi for 144-146MHz The LFA-Q Packs a bigger punch than a traditio… Read more
ARRL’s Portable Antenna Classics
Portable Antenna Classics Antennas for Operating On the Go! Portable operating is gaining popularity in the Amateur Radio community. For amateurs who… Read more
Building the 6 Meter Moxon Antenna
Building the 6 Meter Moxon Antenna As the late spring and summer months heat up, six meters comes alive. Known as the Magic Band, the six meter band c… Read more
Review
Radioddity GM-30 GMRS HT Walkie Talkie | Best GMRS Handheld Radio?
Radioddity has a new GMRS HT Walkie Talkie and today we’re going to take a look at what comes in the box and the menu of this new GMRS Handheld… Read more
Time and the WWV
Albert, N3XEI, lives in North Carolina and he sometimes listens to WWV but he can hear WWVH before he hears WWV. Why is this? Aren’t they suppos… Read more
Flex 6600 Hamvention 2017 [ Video Demonstration ]
K5SRD talks about the new Flex 6600 on Amateur Radio Roundtable. FLEX-6600 A Real SDR for Every Operator Both the FLEX-6600 and FLEX-6600M offer the… Read more
FTdx10 & IC-7300 Weak CW Signal RX Comparison
“My good friend Joel, KC4WZB, loaned me his brand new Yaesu FTdx10. When I say loaned, I mean he picked it up at Ham Radio Outlet and brought it… Read more
Equipment
SP30B Audiophile
The Palstar SP30B audiophile speaker is a custom-engineered communications radio speaker. To truly enjoy the radio listening experience, you need a hi… Read more
857Sprint portable battery pack system designed specifically for the yaesu FT-857D
Yaesu FT-857D The 857sprint is a self contained tacticlal portable battery pack system designed specifically for the yaesu FT-857D amateur radio. (rad… Read more
Rotator Genius – 4O3A
Rotator Genius is a smart rotator controller that uses a magnetic sensor for reading azimuth. It can be controlled by a Windows or Android app. Motor… Read more
K42C CW Keyboard/Reader Kit
The K42 is the Swiss Army knife of CW keyers, it will provide lots of CW operation and enjoyment. A CW keyboard interface, CW reader, iambic paddle ke… Read more
RS-HFIQ 5 Watt HF SDR Transceiver by HobbyPCB
Here we take a look at the RS-HFIQ 5 Watt HF SDR Transceiver by HobbyPCB. The RS-HFIQ is an open-source HF transceiver project designed to translate I… Read more
The post Cobweb Antenna 7+3 band 7 10 14 18 21 24 29 MHz appeared first on QRZ NOW – Ham Radio News.