Antenna Analyzer
Antenna
DIY $4 QRP Multiband Endfed ultra simple + lightweight 40/20/10 (30/17/12)
“I have build a ultra simple multiband endfed antenna. It weight 58 Gram only.” Read more
HF Log Periodic Antenna LP-1005AA ( 3.0 – 30.0 MHz )
HF Log Periodic Antenna – Frequency Range 3.0 – 30.0 MHz The LP-1005 antenna array is designed for medium and long range high fr... Read more
Building the Moxon Antenna
Building the Moxon Antenna is fairly easy and lends itself to imagination. No two Moxon’s are identical save the dimensions of the elements... Read more
Installed a HUGE 90m (300 feet) Receive Loop
Amazing 90m loop with 4:1 balun. How does it compare to the smaller Loop On Ground? Read more
Can a Balun be Too Big?
“Oggie Jon McAdams, K3MAH, is getting back into HF and wants to try QRP. Will baluns, coax, etc., rated for higher power cause his small signal... Read more
Review
RF transistor handles 1.5kW 1.8 to 500 MHz
NXP’s MRF1K50H is a 1,500W LDMOS transistor, following on from the 1,250W MRFE6VP61K25H. This high ruggedness device, MRF1K50H, is designed for use in... Read more
Yaesu FT-DX10 And Icom IC-7300, Side By Side Comparisons
“This is an unofficial side by side comparison of the 2 receivers while incorporating the noise reduction and filtering features of the two. I a... Read more
So you think you need an antenna analyzer?
“A discussion came up on the HRCC facebook page over if an antenna analyzer was needed to setup an amateur radio antenna properlly. The answer i... Read more
How to set up Compression on your HF radio
*Photo : K2FX “Oggie Harry Rundall, AC3EK, wrote to me about an experience he had setting compression on his Icom IC-7300. That prompted me to i... Read more
Equipment
ICOM AH-730 – AUTOMATIC ANTENNA TUNER
ICOM AH-730 – AUTOMATIC ANTENNA TUNER Fast Tune-up from 1.8 to 50 MHz BandRemote Control with Icom Transceivers Descriptions Wide Frequency Cove... Read more
How to use a manual antenna tuner – Ham Radio Q&A
“Antenna tuners are a vital, yet slightly misunderstood ham radio station accessory. In this video we talk about what an antenna tuner does and... Read more
Mizuho MX2 Handheld SSB/CW Transceiver – 144MHz
The MX-2 was a small, handheld SSB transceiver for 2m VHF operation. By modern standards it was a small brick but it worked very well, apart from its... Read more
New! Acom HF Amplifiers – ACOM A2100 and ACOM A1200S
ACOM A2100 ACOM 1200S Photos : EA7JX Source: CQDX.ru Read more
News
New ICOM IC-PW2 HF Amplifier Reaction With Ray Novak N9JA
ICOM has announced the IC-PW2 HF + 6 meter 1 kw amplifier. Thanks Ray for hanging out with me to do a reaction video! Read more
How Coaxial Cable Improves Antenna Reception
Comparing RG58/U, RG8X, Hyperflex 5, Ultraflex 7, & Hyperflex 10 What’s the difference? Read more
Celebrating The MFJ 50th Anniversary
MFJ is having their 50th Anniversary. I will read a script about MFJ. Watch to learn new and interesting thing about MFJ Read more
Insertion Loss, A/B Amplifier Relay, Why It Is Called An RCA Phono Plug/Jack,
Jim W6LG YouTube Elmer shows how to measure insertion loss on a box he built with a relay inside to select one of two linear amplifiers. He uses a Nan... Read more
Germany: New Entry-Level license class ‘N’ on its way
DARC reports on the planned introduction of an entry-level amateur radio license, it will be limited to just 10w EIRP in the 144 and 430 MHz bands but... Read more
