Tim, KE8RHS, is having some difficulties with his shack set up. His radio and antenna seem to receive and transmit fine but when he makes a transition, his computer speakers act up and echo the sound very loudly. Tim wants to find out the problem and he doesn’t want to upset his neighbors. Dave here to offer some advice on RFI.
Antenna
Jim W6LG Shows How He Connects 2 HF Antennas at the Same Time
JIm, W6LG shows how he recently used 2 off the shelf coax switches to connect 2 antennas to his transceiver at the same time. This simple solution rep... Read more
How High should my Dipole Antenna be?
Dipole Antennas – the Effect of Height Above Ground I frequently hear the question: how high should my dipole be? Or alternatively, will my dipo... Read more
Outdoor INMARSAT L BAND ANTENNA From SDR KITS
An active Antenna with 10m RG58 Cable for permanent placement outdoors to explore and experiment with reception of satellite signals on frequencies be... Read more
TETRA 15-17-20-40 m – Yagi Antenna
Specifications Frequency MHz: 21~21,45 – 18,06~18,17 – 14~14,35 – 7~7,3 Active elements: 4 (15m) / 3 (17m) / 4 (20m) / 3 (40m) Gain dBi*: 14,8... Read more
Review
Elecraft K4 Hands-on (UK Sample)
Elecraft K4 Peter Waters G3OJV, takes a trip around the features he used when evaluating the first production sample K4 to arrive int the UK. OVERVIEW... Read more
Monitoring HF Aviation Voice Communications with your SDR Radio or a WebSDR
There is still plenty of activity on the HF Aeronautical bands. You can listen to civil and military aircraft every day with just some frugal hardware... Read more
CLOUDMARKERS – Community Plugin For SDRuno
In this video we take a look at an awesome plugin for SDRuno that shows frequency markers from a cloud based database. Read more
Measures The Loss In Coax Connectors and 100 Feet of RG8X by W6LG
Jim W6LG uses a signal generator and a panadapter to measure the loss in 30 coax connectors at 14 and 52 mhz down to a fraction of a db. You might be... Read more
Equipment
Airspy advanced open-source software defined radio receiver
What is Airspy? Airspy is an advanced open-source software defined radio receiver with adequate dynamic range, capable of sampling 10MHz... Read more
![ICOM IC-705 [New]](https://qrznow.com/wp-content/uploads/2019/08/705-1068x601-265x168.jpg)
ICOM IC-705 [New]
ICOM IC-705 IC-705 has just been unveiled by Icom at the Tokyo Ham Fair. This is a portable HF/VHF/UHF transceiver featuring SDR technology, internal... Read more
BOXA-LOAD 50 Ohm RF Dummy Load
Product Description 50 Ohm RF Dummy Load An essential piece of equipment in any radio shack, the BOXA-LOAD is a 50 Ohm dummy load. VSWR bette... Read more
Dealing With Noise in HF Mobile Installations
Many hams find that their HF mobiles receive more noise than they do usable signals. Common noise sources include the ignition system and alternator.... Read more
Heathkit ® Precision RF Meter – HM-1002 – pre-order
Finally, affordable laboratory-grade accuracy. And a whole lot more. For about fifty years, SWR/power meters haven’t really changed at all. Un... Read more
![XIEGU G106 [ Video Review ]](https://qrznow.com/wp-content/uploads/2022/09/g106-90x60.jpg)
![XIEGU G106 [ Video Review ]](https://qrznow.com/wp-content/uploads/2022/09/g106-180x120.jpg)
