Directional antennas do have their strengths such as power over distance but sometimes you may need to use a good omnidirectional antenna to produce 360 degrees of coverage over a smaller area.
So this video is a different take on the traditional biquad antenna and I will show you how to make an omnidirectional biquad for 2.4 GHz.
VHF
Compact Design and Reliable 5W RF Power Output (Selectable 5W/ 2.5W/ 1W/ 0.3W) C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional FM Mode 700 mW of audio power with C4FM clear and crisp audio quality Dual Band Simultaneous Receive (V+V/ U+U/ V+U/ U+V) Built-in Bluetooth Unit enables the easy hands-free operation […] Read more
Cycle 25 sunspots persisted for the first two days (January 9-10) of this reporting week, January 9-15, with daily sunspot numbers of 14 and 11. That brought the weekly average daily sunspot number from 8.4 last week to 3.6. Average daily solar flux edged up from 71.8 to 72.5. Average daily planetary A index declined […] Read more
The Alexanderson alternator 2019 Christmas Eve transmission on 17.2 kHz from SAQ in Grimeton, Sweden, was heard by more than 400 listeners. SAQ reported conditions were very good, with clear, dry weather, and the vintage transmitter functioned flawlessly. Lars Kålland, SM6NM, was at the key to deliver the Christmas message, his last as he is retiring. SAQ […] Read more
The Lagunaria DX Group is planning a “large-scale DXpedition” to Timor-Leste (4W) in the October/November 2020 timeframe. “We currently have one team member in Timor-Leste negotiating with different ministries, companies, and accommodation facilities,” said team member Chris Janssen, DL1MGB. “Right now, we have positive feedback from all. We even already have a confirmed reservation for […] Read more
Also read This Common-Mode Chokes by Chuck Counselman, W1HIS is well worth reading. Read more
The Belka-DSP radio receiver is designed to receive radio stations with amplitude, frequency and single-band modulation, as well as telegraph signals at short waves in the frequency range 3.5 – 30 MHz. One of the main features of the radio receiver is its small size – 85x50x20 mm in body and low weight – about […] Read more
Delta loop Antenna Boom length: about 7m, projection on the ground 4m per arm Mounts on mast from 40 to 50mm, 60mm optional. suggested height at least 5m, works well even at 2m over the ground. The antenna does not require guy wires. Balun 2: 1 included SO239, 50Ohm full band coverage 2KW pep Winda […] Read more
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