“How high should a dipole be? What happens if it’s too low or too high? We turn to EZNEC antenna modeling software to see that the old rule of thumb of one half wavelength is correct. But there are lots of things going on!”
Equipment
AUXILIARY DISPLAY MAKES HAM RADIO FIELD OPERATIONS EASIER
As popular as the venerable Yaesu FT-817 transceiver might be with amateur radio operators, it’s not without its flaws, particularly in the user inter... Read more
Solar Power Pack Pro 60
Solar Power Pack This bundle includes everything you need to get the most out of the revolutionary EnergyBar 250. Charge it with the power of the sun... Read more
Five-Watt SDR Transciever for Hams – RS-HFIQ 5W Software Defined Radio
The RS-HFIQ is a high performance Software Defined Radio (SDR) 5W Transceiver for CW, SSB, AM, FM and digital modes. Product Summary Not just another... Read more
Stryker SR-94 HPC – “Coming Soon”
Stryker SR-94 HPC FULL Featured Radio! 45+ Watts PEP AM / FM 10 & 12 Meters PC Programmable CTCSS / Rep Offsets MIC / RF Gain Controls RF Power Hi... Read more
Review
Yaesu FT 817 – CAT, CW decoder, waterfall, frequency readout, audio filter and audio recording.
What this lad has done with this screen for the 817 is astounding. CAT, CW decoder, waterfall, frequency readout, audio filter and audio recording. Wh... Read more
Building the v6.1 Micro BITX from India
“I build the new version 6.1 uBITX HF QRP SSB/CW transceiver fromm www.hfsigs.com in India. For an extra US$50, they include a case, another ext... Read more
IC-7610 Technical Report Vol. 3 (English Version)
Released the final issue of IC-7610 Technical Report, which explains the circuits used in the IC-7610 and some excellent functions of IC-7610. Read more
Antenna
Successful Wire Antennas
Successful Wire Antennas Edited by Ian Poole, G3YWX and Steve Telenius-Lowe, 9M6DXX/ KH0UN If you are interested in wire antennas Successful Wire Ante... Read more
VHF/UHF/HF HEXTENNA ™ DELUXE VERTICAL / DIPOLE
The NEW DELUXE version of the HexTenna™ by Alpha Antenna® is a legal limit and full size portable VHF/UHF/HF system for 2 to 40 meters, 220MHz, &... Read more
The $4.00 Ham Radio Satellite Antenna
Ham Radio Satellite Antenna Simple, inexpensive and lots of fun! Here is an easy to make home brew antenna that can get you on the air working... 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
App - Mobile
SatSat for IOS version 1.4.11 has been released
SatSat, by Fabrice Aneche is a satellite tracking software, for radio amateurs, scientists or hobbyists. It displays current and next passes for any s... Read more
New iOS App Available for The ARRL Repeater Directory ®
The ARRL Repeater Directory ® — introduced this week for 2015-2016 — has a newly launched companion app for Apple® iOS® devices. iPhone®, iPad®... Read more
Pocket Radio Android App ( TX and RX )
This is an Android application used to remotely control several HAM radio – any CAT enabled transceiver over Bluetooth, USB/Serial or with secu... Read more
N1KDO’s LoTW Look – Android
This application allows Amateur Radio Operators to browse and search their Logbook of the World (LOTW) QSL confirmations on their handheld de... Read more
News
The K7RA Solar Update
Tad Cook, K7RA, Seattle, reports: Solar activity slowed this week, with the average daily sunspot number declining from 48.9 last week to 33.9 this we... Read more
8-Meter Experimental Station on the Air from the US
WL2XUP is an FCC Part 5 Experimental station operated by Lin Holcomb, NI4Y, in Georgia. It’s licensed to operate with up to 400 W effective radiated p... Read more
Quirky APRS, HG-UV98 Lanch NLH Ham Radio Handheld Review
“Chinese radios have come a long way, many have impressive feature lists, but those features seem to be stuck behind programming or poorly imple... Read more
Product Discontinuation: IC-7851 HF All Band Transceiver
“We are sorry to announce that Icom has discontinued the IC-7851 HF All Band Transceiver. Since its launch six years ago, the IC-7851 has been I... Read more
ISS SSTV Aug 6-7 145.800 MHz FM
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz FM using the SSTV mode PD-120.... Read more
![The Icom IC-9700 manual is now available [ ENGLISH ]](https://qrznow.com/wp-content/uploads/2019/01/ic9700_manual-265x168.jpg)
