Questions from the General Amateur Radio exam pool part 22. A simple method for Decibel power calculations. Receivers.
Antenna
High Quality 5 bander CobWeb Antenna
The Cobweb 2000The 5 bander CobWeb Antenna is a High Quality designed antenna with products from Europe. We don’t use low-budget accessories. This Cob... Read more
Arduino Mega2560 based Antenna Rotator Controller
by Vinod Es “Well after a long time I am back with a new project ! This is an attempt to build an Antenna rotator controller using Arduino Mega... Read more
RigExpert AA-1400 – Antenna Analyzer (0.1 to 1400 MHz)
RigExpert AA-1400 – Antenna Analyzer (0.1 to 1400 MHz) RigExpert AA-1400 is a powerful antenna analyzer designed for testing, checking, t... Read more
THE TILTED TERMINATED FOLDED DIPOLE – A PRACTICAL BUILDING GUIDE
“THE TILTED TERMINATED FOLDED DIPOLE Recently, I have been experimenting with the Tilted Terminated Folded Dipole, a.k.a. TTFD, a.k.a. T2FD. I... Read more
Mobile Antenna Little Tarheel HP
” When properly installed on your vehicle this antenna will provide continuous coverage from 7.0 to 54 MHz with the supplied whip. The Li... Read more
VHF
SainSonic RST599 Dual Band 136-174/400-520MHz Two-Way Ham Radio IP66 Waterproof
SainSonic releases its debut radios – SainSonic RST599 two-way radios. This revolutionary design marks the start of an exciting new produ... Read more
ULTIMATE PILE UP BREAKER MAGIC BAND ( 50MHz ) – 2.5KW
3CPX1500 6 METERS 2500W RF AMPLIFIER Read more
Anytone AT-3208UV
Anytone AT-3208UV Features: 5 Watts VHF 4 Watts UHF RX & TX 136-174 MHz & 400-520 MHz Can operate VFO mode & Channel mode at... Read more
New 144 MHz Transatlantic Record Reported
The claimed transatlantic record on 2 meters has been extended to nearly 4,760 kilometers (2,951 miles). “The incredible tropo conditions between Cape... Read more
The Icom IC-2730 , A Practical Dual Bander with Optional Bluetooth Headset!
Icom are pleased to announce details of the new IC-2730E dual band mobile transceiver which will be available in early 2015. This stunning new... Read more
Equipment
Uniden SDS100 – Coming Soon
Uniden creates another first with the SDS100 True I/Q Scanner, the first scanner to incorporate Software Defined Radio technology to provide incredibl... Read more
DC9DZ: Project Tsunami 40K – Power Amplifier (PA) using 4CX15000AA
Data of DRESSLER Tsunami-40K RF Linear Amplifier Frequency bands all HF amateur bands 1.8 MHz to 29.7 MHz Power supply 3 power supply transformers 200... Read more
Elecraft K4 – High Performance Direct Sampling SDR
Elecraft K4 OVERVIEW A direct-sampling SDR you’ll love to use Our new K4 harnesses the latest in signal processing while retaining the best aspects of... Read more
Stryker SR-955HPC 10 Meter Radio
Stryker SR-955HPC The Stryker SR-955HPC 10 meter radio just keeps getting better. Released back in 2012, it set the bar high enough that competitors a... Read more
Review
Xiegu G90 Go Box/Solar Generator Build Tutorial
Xiegu G90 Go Box/Solar Generator Build Tutorial Read more
Bridgecom Systems REVEALS the Skybridge Hotspot | EASY Pi-star Setup
Skybridge Hotspot | – High Power -> 10mW – 1.3″ OLED Screen – See your contacts and connection info! – Cross-Mo... Read more
ICOM IC-705 In Full Sunlight
ICOM IC-705 In Full Sunlight Read more
Langstone Project – SDR Transceiver using an Adalm PlutoSDR
https://www.youtube.com/watch?v=TgAkcmd7ixA Read more
5-MHz Interoperability Channels Designated for Wildfires and Hurricane Sally Response
The Federal Emergency Management Agency (FEMA) has announced that two 60-meter channels have been made available, as necessary, for interoperabil... Read more
