“A viewer asks: Why J-Pole antennas? I mean it’s a cool design and all, but some people swear by them. What advantages do they have? Lower take-off angle? Gain? Joe and I share some insight on why the J-Pole is such a popular antenna for VHF/UHF operation.”
Antenna
3 Element Yagi Antenna with 30/40 Loop Dipole Adder – SteppIR
16 ft boom; Includes Controller The 3 element Yagi is the original Steppir antenna. Using our proven technology it gives continuous frequency coverage... Read more
Active Wideband Receiver Antenna for your SDR 50-2000MHz
Software Defined Radio (SDR) has finally reached a much broader mass of people, who wanted to play with RF technology, but didn’t find the time... Read more
40 METER 1/4 WAVE VERTICAL WIRE-MONOPOLE by W8AMZ
The W8AMZ 40m Vertical Wire Monopole antenna uses just three elements, a vertical driven element and two counterpoise radials, to deliver outst... Read more
Review
Xiegu G90 – Review
G90 is a portable 20W HF amateur radio transceiver with an SDR architecture with built-in auto antenna tuner. The display unit and the radio can be se... Read more
Review of Radioddity GD-77 DMR Tier 2 Handheld
Dual Band & Dual Time Slot: VHF 136-174MHz, UHF 400-470 MHZ; GD-77 has both Tier I & II and is compatible with Motorola and other DMR radios.... Read more
Elecraft KPA1500 Amplifier Presentation
KPA1500 solid-state amplifier won’t take over your entire desktop: it’s just 4.5 x 13.5 x 11.5”. KPA1500 solid-state amplifier won’t take over your e... Read more
RFinder B1 Manual Programming – RFinder Android Radio
B1 specification ◇ Radio 136-174, 400-470Mhz, FM Wide/Narrow, DMR Tier II ◇ Suitable industry: ◇ Industry Police/Security/Railway/Critical communicati... Read more
Equipment
The CommRadio CTX-10 QRP
CommRadio CTX-10 The CommRadio CTX-10 blends high performance, internal SDR technology, high efficiency circuit design, compact size and simple operat... Read more
Elad FDM-DUO: now available in camouflage!
FDM-DUO is a SDR tranceiver that offers the possibility to operate STand-alone like traditional radio or attached to a Personal Computer discovering t... Read more
A compact 5 band QRP SSB transceiver in SMD technology
A compact SSB transmitter/receiver will be presented. This unit covers 5 bands within the amateur radio spectrum (3.5, 7, 14, 21 and 28 MHz). Receiver... Read more
144 MHz filter stops interference
Designed and manufactured by SOTABEAMS, this neat bandpass filter is for use with handies (HT) in areas with multiple transmitters. In such areas, man... Read more
![openSPOT3 introduction [ VIDEO ]](https://qrznow.com/wp-content/uploads/2020/03/s2-265x168.jpg)
openSPOT3 introduction [ VIDEO ]
Home » openSPOT3 ••••••••• The openSPOT3 is a battery powered, portable, standalone digital radio internet gateway (hotspot) designed mainly for amate... Read more
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