RFI from Solar Inverter
Lee, KI5ODH, built an off grid solar system for his station. But he is having some trouble. “The inverter is putting out spurious tones through out the ham bands approx. every 20khz. Do you have any suggestions to rectify the problem?”
Antenna
Two element QUAD antenna Model RQ-26H
Antenna RQ-26H- preset “Cubical Quad” on the bands 6, 10, 12, 15, 17, 20 m with heavy duty design. It uses the most advanced composite mat… Read more
Bird Technologies AT-500 Antenna Tester
Bird Technologies The AT-500, Antenna Tester provides a cost-effective, fast, graphical way of determining the quality of mobile and base stati… Read more
Inflating The Dual Band 2m/70cm version of the Air Antennas, opening up repeaters 23 miles away
Inflating The Dual Band 2m/70cm version of the Air Antennas, opening up repeaters 23 miles away Read more
HF Antennas for Beginners: Tuesdays with Tim and Jeff
“We are bringing in 2021 with Tuesdays with Tim, K3LR and Jeff,KB8ZWT discussing HF antennas. Did you recently upgrade from tech to general? Tha… Read more
The Mark MKII 3 band (10, 15, 20m)
MK II 2 ELEMENT COMPLETE 3 band (10, 15, 20m) Antenna – 5 band (12m, 17m) 8- DELUXE FIBERGLASS QUAD ARMS – 13FT. 2- CUBEX QUAD SPIDERS-ONE… Read more
APARTMENT ANTENNA, HF, 40M-2M – MFJ-1622
The MFJ-1622 Apartment Antenna covers 40 through 2 Meters, mounts outdoor to windows, balconies, railings, and works great indoors mounted to d… Read more
Antenna Yagi 17 elements 4 bands – GPX Antennas
Frequency: 7, 14, 21, 28 MHz Number of elements: 7 MHz – 3 el. 14 MHz – 4 el. 21 MHz – 4 el. 28 MHz – 6 el. Gain dBd: 5,8… Read more
5 element TRI-BANDER – HB35c – Tet Emtron
Description The HB35C utilises the most advanced three-band antenna design developed in recent years. This phase tuned 5 element TRI-BANDER is neither… Read more
Review
Emergency Grid Down Communications Winter Edition
“Hello Operators Extreme weather and grid down disasters seem to be happening more often, and with greater intensity. More often than not, when… Read more
ASSEMBLY “N” CONNECTOR FOR ULTRAFLEX 13 MKII 720p
“N” type connector assembly instructions Read more
Best Mobile Ham Radio 2022
“This is a list of what I consider to be the best mobile ham radios for your vehicle as we roll into 2022. All of these ham radios are currently… Read more
Yaesu FT-991 Overview with Steve Venner at ML&S
Yaesu FT-991 Steve Venner – G0TAN – takes an in-depth look at the features and functions of the Yaesu FT991 Muti-Mode Transceiver. The Yae… Read more
Weird Ham Radio Gear! Belcom LS-702 433 MHz SSB&FM
The Belcom LS-702 is a really cool 433MHz FM and SSB transciever. It is surprising how well it still fuctions and sounds today. Lets take a look at th… Read more
Eric’s presentation on the Elecraft K4 – QSO Today Virtual Ham EXPO
Elecraft K4 “ “Congratulations to the QSO Today Virtual Ham EXPO Team! A very successful event that was a lot of fun for all of us here a… Read more
Wireless, Off-Grid, No-License Communication For $27.99 (LoRa Meshtastic)
The LoRa Meshtastic T-BEAM device are small battery powered devices that will mesh with other T-BEAM and send messages and other data from your phones… Read more
Equipment
X-Series Signal Analyzers – UXA Signal Analyzer, 3 Hz to 50 GHz
X-Series Signal Analyzers See the real performance of your design with wider (to 1 GHz), deeper views of the most challenging signals Measure the spec… Read more
DMX-40 Transceiver
The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your stat… Read more
Newly released receiver Icom IC-R 8600 compatible with digital wave
IC-R 8600 Broad band of 10 kHz to 3 GHz Product name / type name Communication receiver / IC – R 8600 Suggested retail price 228,000 yen + tax… Read more
Ray Novak, N9JA – Icom America – Manufacturers Showcase
“We are live with Ray Novak, N9JA, Sales manager of ICOM America with Tim, K3LR. What questions do you have for Ray?” Read more
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
DX Engineering Radio RF Ground Plane Kits
DX Engineering Radio RF Ground Plane Kits provide an effective method of reducing stray RF pickup by equipment and interconnecting cables. Used under… Read more
FLEX-1500 – Software Defined Radio
The Entry Level QRP Software Defined Radio and Ideal IF Deck for VHF-Microwave Operation The FLEX-1500
is a low-cost, low-wattage SDR that is… Read more
R&S®EM100XT Digital Compact Receiver
EM100XT Digital Compact Receiver Compact radiomonitoring from 9 kHz to 7.5 GHz. Weather proof IP67 Key Facts Same functionality as R&S®EM100 IP 67… Read more
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