“Decibels got you down? Are dBm and dBW giving you headaches? Is it confusing when sometimes an antenna gain is given in dBi and other times in dBd? Watch this tell-all to learn about decibels as used in ham radio!”
Antenna
6-40 Meter Alpha MOTO the mobile HF antenna
All Alpha Antennas are handmade & built to order. We appreciate your pride & patience in your antenna system as it is prepared. The Alpha MOTO... Read more
2018 QST Antenna Design Competition Winners Announced
ARRL has announced the winners of the 2018 QST Antenna Design Competition. “Dozens of entries were received, but only three could win,” said... Read more
Handy 5 Elements 1200 Mhz Twin Loop Portable Antenna
Description Overview It will be 5 elements twin loop antenna of amateur radio 1200Mhz band for mobile. Decomposed and we try to carry. Connector will... Read more
Aviation (Airband) 118 – 128 MHz J-Pole Antenna
J-Pole Antenna Product Description The airband J-Pole antenna is tuned for the 118 – 128 MHz aircraft aviation band. Aviation fans prefer this antenna... Read more
VHF
YEASU FTM-10
Dual-band mobile beyond the concept of transceivers. Mobil transceiver to enjoy motor sports. Body waterproof type FTM-10S stand... Read more
D4C – UHF: Update on 1296MHz beacon project
“As anticipated in our post of 5th of August, we are continuously working in the project to bring to Cape Verde a 23 cm beacon on 1296.836 MHz t... Read more
Vertex VXD-720
Vertex VXD-720 Clear, Quality Communications 512 Channels and 512 Groups 5 Watts VHF / 4 Watts UHF VHF: 136 – 174 MHz UHF: 403 – 470 MHz; 450 – 512 MH... Read more
D4C / B VHF 144Mhz Beacon listen in Ireland ( EI )
EI3KD and EI4DQ both spotted our 2m beacon from qth locator IO51 for a distance of almost 4200 km. At 15.11 Z of May 20th,2015 rs... Read more
Equipment
Alpha 9500 Autotune Full Legal Limit Linear Amplifier
The Alpha 9500 is no ordinary linear amplifier. The Alpha 9500 is the culmination of over 40 years of design and engineering. The Alpha 9500 is an adv... Read more
MRFX1K80H: 1800 W CW over 1.8-400 MHz, 65 V Wideband RF Power LDMOS Transistor
The MRFX1K80H is the first device based on NXP’s new 65 V LDMOS technology that focuses on ease of use. This high ruggedness transistor is desig... Read more
Yaesu Catalog – VHF and UHF
YAESU Catalog – The Radio The Yaesu brand is well known among ham radio aficionados and is synonymous with premium quality ham radios. From sta... Read more
Ten-Tec PM1 QRP
Description The MX1, AA1, VO1, and TX1 modules are wired into a band-switching 80-40 meter CW transceiver. Front panel controls: On-off, Transmit-Rece... Read more
Review
Bury 100ft of wire 10in deep in 10 minutes without any mess
The greatest tool any underground utility contractor could own. Bury wire and conduit faster and easier without the mess. Read more
A close look at the MFJ-1708SDR T/R switch
“Want to use your SDR as a panadapter while you’re operating your transceiver? The MFJ-1708SDR lets you do that by connecting the SDR ante... Read more
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL The D... Read more
App - Mobile
Yaesu FT817 CAT Control Setup & BT Remote Control | Android
In this video we run through setting up a bluetooth CAT control for the Yaesu FT-817, using an Android Tablet, bluetooth interface, and Yaesus... Read more
MacLoggerDX HD for iPad
MacLoggerDX HD is an Amateur Radio application that monitors the spots from your favourite DX Cluster for DXing, Contesting or casual rag-chewing. It... Read more
HamSphere 4.0 Mobile APP
HamSphere 4.0 Mobile is a virtual portable Ham Radio transceiver for Shortwave, VHF and UHF bands. Talk with thousands of Ham Radio operators around t... Read more
NKCCluster 2.1 to be released very soon
A new NKCCluster release is just around the corner: release 2.1 is currently undergoing beta-testing and, provided no last minute surprises i.e. major... Read more
Equipment
ALT-512 QRP TRANSCEIVER
ALL-MODE QRP TRANSCEIVER for HF + 6m +4m (12 Bands + General Coverage RX) MADE IN EUROPE (Coming Soon*) Aerial-51’s new A... Read more
FTDX101D Operation Manual
FTDX101D Operation Manual (1904D-BS) ( 17.82 MB ) Amateur Radio \ Brochures \ HF/Satellite Transceivers and Amps FTDX101D Front Waterfall Pr... Read more
Italab Rfbroadcast – HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )
Italab HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz ) Extremely robust HF RF POWER amplifier, the RF section is equipped with 2 DUA... Read more
RigExpert Stick 60kHz – 35MHz Analyzer
RigExpert Stick 60kHz – 35MHz Analyzer | State-of-the-Art Antenna & Cable Analyzer Key Features: Frequency range: 0.06 to 35 MHz, upgradable... Read more
Ailunce HS1 HF SDR HAM Transceiver
Ailunce HS1 Description: Spectrum Dynamic Waterfall Display Multiple Working Modes：Receive Mode, Transmit Mode, TUNE Mode, VFO Mode, SPLIT Mode DSP Di... Read more
2-way RX splitter
The splitter or combiner is a very useful device. It can provide equal voltages, equal current, or equal power to matched or unmatched loads. Like all... Read more
