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Receiving every signal is not always a good thing — especially when you receive them all at once! The Doctor describes why proper filtering is important. |
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VHF
Retevis RT87 is Real IP67 Dustproof and Waterproof Two Way Radio
Retevis RT87 Main feature： lIP67 dustproof and waterproof Dual band (VHF&UHF) 128 channel,25FM radio channel FM radio VOX function Scan function R... Read more
VHF /UHF / SHF Distance Records
DX Records VHF /UHF / SHF Distance Records Claimed North American Distance Records as of June 4, 2014. List maintained by Al Ward, W5LUA. Send... Read more
BaoFeng Tech BF-F8HP
BF-F8HP: “BaoFeng’s Only TRI-POWER (1, 4, 8 Watt)” ExClusive Features that separate it from the UV-5R Series: It has 3 Power Levels... Read more
Slide Lock for Ham Radios
The ET-850 Locking Slide Mount provides convenience, ease of use and security in a black, powder-coat finish that is both attractive and rugged. The E... Read more
New Video, D-STAR and the Icom RS-MS1A Android App
Icom UK together with TX Films have produced a video providing an introduction to D-STAR and the Icom RS-MS1A Android D-STAR application softwa... Read more
The first video from Yaesu FT-2D
Yaesu FT-2D Read more
Review
Review of the new RSPdx SDR receiver by SDRplay
This new model has a metal case, three antenna connectors and several circuitry upgrades that make it the performance leader in the SDRplay line-up. Read more
Radials, Radials, Radials! Learn about radials!
In response to an Oggie question, we talk about radials for vertical antennas. Read more
Icom IC-7300 – SWR Graph
“Using the Icom 7300 I measure the SWR across much of the phone portion of 10,15 and 20 meters. You can use the bandscope to determine if it... Read more
COMPLETE IC-7851 TEST REPORT NOW ON-LINE BY ADAM, VA7OJ/AB4OJ
IC-7851 Test Report for IC-7851 July 1 and September 21-22, 2015 by Adam Farson VA7OJ/AB4OJ (Iss. 2) The following are the results obtained from lab t... Read more
Review of RigExpert AA-55 ZOOM Antenna and Cable Analyzer
“This video is a comprehensive review of the functions and operation of the RigExpert AA-55 ZOOM Antenna and Cable analyzer. This lightweight po... Read more
![Yaesu FT-991 HF – UHF Transceiver [ Video ]](https://qrznow.com/wp-content/uploads/2015/02/FT-991-190x122.jpg)
Yaesu FT-991 HF – UHF Transceiver [ Video ]
Universal-Radio presents the Yaesu FT-991 HF – UHF Transceiver Read more
Equipment
JUMA PA1000 1Kw HF + 6 meters
Overview JUMA PA1000 is a very light weight solid state 1 kW linear amplifier for HF and 6 meter bands. JUMA PA1000 is using a most modern LD... Read more
Transceiver RFI Kit – 5 Noise Reduction Filters
MPN: RFI-ICOM-7300 Type: NEW Country/Region of Manufacture: United States Filter Power Rating (PEP watts): = Cable Rating RFI Suppression Range (MHz):... Read more
Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705
Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705. Read more
Elecraft K2
The Elecraft K2 is a full-featured HF transceiver with the options you have come to expect from radios costing over twice as much. Two VFOs wit... Read more
Palstar HF-AUTO 1800 – Automatic Antenna Tuner
The Palstar HF-AUTO 1800 watt automatic antenna tuner covers 160 to 6 Meters with a power rating of up to 1800 watts PEP. Hams have enjoyed the... Read more
Antenna
EID175 Antenna Rotor – Eidolon from Norway
*sorry about quality image 1.244,0 Eur Weight: 21 kg Read more
New log periodic array from InnovAntennas with parasitic element enhancement
100MHz to 750MHz Log Periodic Array Description InnovAntennas design and build Log Periodic Arrays for any bandwidth and for any purpose. Our LPDA... Read more
![HF Loop Antennas – ARRL The Doctor is In [ PodCast ]](https://qrznow.com/wp-content/uploads/2017/02/11825222_887255654645435_1859337703964508434_n-190x122.jpg)
HF Loop Antennas – ARRL The Doctor is In [ PodCast ]
“HF Loop Antennas” is the topic of the just-released episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Enginee... Read more
Omnidirectional Biquad Antenna for 2.4GHz ( WI-FI )
Directional antennas do have their strengths such as power over distance but sometimes you may need to use a good omnidirectional antenna to produce 3... Read more
WSPRLite first impressions – Antenna Performance Analysis System
Edmund M0MNG gives a ‘first impressions’ unscripted review of a new product. The WSPRlite is available from SOTAbeams and is proving very... Read more
Sea Water Antenna
The US Navy has created a device which turns a jet of sea water into an impromptu liquid antenna, creating a powerful, high frequency broadcast... Read more
