I thought I’d share this little experiment, I found it quite interesting.
Antenna
DX Commander Part 2 – HF Vertical
Some slight mishaps have been fixed, some radials have been re-established, and it is time to double check this bad boy, with an SWR meter. Will the D… Read more
GigActiv GA3005 Ultra Wideband
GigActiv GA3005 Ultra Wideband Frequenzy range : 9 kHz – 3 GHz Power Supply: 5,5V – 15V Gain: + 3dB Upper Frequency Limit (-1db): 3000 MHz… Read more
80 Meter Shortened Inverted-L Bazooka Antenna
Bazooka Antenna A DOUBLE BAZOOKA antenna is an extremely broad-banded Half Wave Antenna that can operate efficiently across an entire Ham band with li… Read more
Review
RSPduo gives outstanding results vs a rig costing 10X the price!
This video, released today by AE5X shows how well the RSPduo performs up against the Flex6300: Read more
![SDRPlay RSP2 First Look [ Video ]](https://i0.wp.com/www.nerfd.net/wp-content/uploads/2021/12/sdr22-265x168-2.jpg?w=635&ssl=1)
SDRPlay RSP2 First Look [ Video ]
The RSP2 is our new enhanced version of the popular RSP1 which provides three software selectable antenna inputs, & new stability and clocking fea… Read more
![SMΩRF RF Vector Power Meter by microHAM [ Video ]](https://i0.wp.com/www.nerfd.net/wp-content/uploads/2021/12/l_img_smorf_0038-265x168-1.jpg?w=635&ssl=1)
SMΩRF RF Vector Power Meter by microHAM [ Video ]
SMΩRF
SPE 2K-FA Amplifier – ARRL Review
2 KW Solid State Fully Automatic Linear Amplifier The smallest in its class. Built-in Power supply and Automatic Antenna Tuner. Dimension: L 38, H 18…. Read more
Equipment
ARRL Handbook – Assembling a (Ham Radio) Station!
“I’ve been mentioning your years that the ARRL Handbook is a fantastic resource for most amateur radio operations. Today I will be talking… Read more
Vibroplex Code Warrior Jr
Vibroplex The Code Warrior Keys are uniquely serial numbered and dated. With a base measuring only 2 1/2″ by 3″, this small iambic model… Read more
Palstar LA-1K – 1 kw LDMS Solid state amplifier
LA-1K 1 kw LDMS Solid state amplifier – coming soon! RF Sensing 1000 Watt Amplifier covering 160m to 6m bands with LCD touch-screen display to… Read more
Bose unveils its first wireless noise-canceling headphones
Bose QuietComfort 35 This is the Bose product a lot of people have been waiting for, the QuietComfort 35, an active noise cancelling headphone that… Read more
EL/AZ 3D Printed Antenna Rotator – Testing !
“One of the Youtube viewers made a comment a few weeks ago asking about my rotator project. Their comment inspired me to finish it. This project… Read more
The post Visualizing the effect of a low pass filter on harmonics appeared first on QRZ NOW – Ham Radio News.