“It occurred to me that my Garrett metal detector is a signal source at 13.6 KHz, so I decided to test to see if the Airspy hF+ Discovery is able to receive down that low. (And find out if the metal detector is using a modulated signal.)”
Antenna
Stringing Up Antennas – ARRL’s The Doctor Is In
“Trees make handy supports for wire antennas, but getting an antenna into a tree — and keeping it there — can be a challenge.... Read more
NVIS Antennas by Hi-Q Antennas 2-30 MHz
New from Hi-Q Antennas Initially Developed for NASA as a space bound NVIS antenna For ground penetrating HF Radar antenna. It is available for Shipboa... Read more
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
Antenna Rotators “ARRL The Doctor is In” podcast. Listen…and learn!
“Antenna Rotators” is the topic of the new (August 2) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engine... Read more
VHF
Icom’s RMS-Net Radio Management System Explained
Icom UK are pleased to provide this introduction to its RMS-Net Radio Management System which integrates desktop PCs, Icom hand portables, base statio... Read more
Baofeng BF-530I P
BAOFENG BF-530I The transceiver is a micro-miniature multiband FM transceiver with extensive receive frequency coverage,providing local-... Read more
Yaesu FT1DR C4FM 144/430 MHz Dual Band Digital Handheld Transceiver
The introduction of our Yaesu FT1DR 12.5 kHz C4FM/FDMA 144/430MHz Dual Band Digital Handheld Transceiver ushers in The Dawn of a New Digital Co... Read more
Equipment
KP-1 Power Meter – KOHJINSHA – 5KW
KP-1 is a SWR and Power meter employing current transformer covereing the frequency range of 1.8MHz through 30MHz. ■ A large scale analogue cross mete... Read more
Kenwood TS-480HX / 480SAT
Kenwood TS-480HX / 480SAT Tailor-made for DX’ing, the new TS-480HX HF transceiver raises the bar on portable performance. Despite its com... Read more
Assembled a prototype of Geckokapula V2 a dualband 70cm/13cm handheld FM/CW radio
Assembled a prototype of Geckokapula V2 a dualband 70cm/13cm handheld FM/CW radio. It also does AM and SSB reception in addition to FM and CW. An awes... Read more
PicoAPRS Transceiver
“Worlds smallest APRS transceiver with TNC” offers many applications. Matchbox-sized, built-in GPS receiver. The transceiver can not only... Read more
Yaesu FT 100
Features 160-2 meters +440 Electronic Keyer 200 Memories DSP BR, Notch 100 Watts HF Output 50 Watts 2 Meter Output 20 Watts 440 MHz Ou... Read more
Review
Yaesu FT-450 HF and 6 Meter – QST – ARRL Product Review
Yaesu FT-450 Reviewed by Rick Lindquist, N1RL ARRL Contributing Editor The FT-450 is Yaesu’s latest entry in the HF/50 MHz transceiver field. It’s a s... Read more
Universal Radio presents the Yaesu FTDX9000D
FTDX9000D The FTDX-9000 is a groundbreaking HF/50 MHz Elite Class Transceiver from the YAESU Engineering Team. The FTDX-9000D features unmatched close... Read more
Test Equipment Basics – Ham Nation 389
Relief efforts in Cuba, testing equipment, aurora updates. Coordinating emergency communications in Cuba, Dr. Skov with solar weather and an aurora up... Read more
ASSEMBLY “N” CONNECTOR FOR ULTRAFLEX 13 MKII 720p
“N” type connector assembly instructions Read more
