Eliminate Microphone's Interference
Today, microphone became part of the important component to our transceivers. Most of ham radio operators like to use voice operation than CW operation. Sometimes we received bad report about…
Broadband over Power Line: Why Amateur Radio Is Concerned about Its Deployment
Radio amateurs are not opposed to broadband services. On the contrary, they tend to be early adopters of new technology. However, there are ways to deliver broadband that do not…
amateur radio
antenna
electric
electronic
emi
filter
high frequency
interference
magnetic
power
qrm
radiation
radio
receiver
rfi
source
switching mode power supply
transceiver
Switching Mode Power Supply (SMPS) Interference
1. Why are Switched Mode Power Supplies (SMPS) associated with radio interference? Switched mode power supplies (SMPS) employ high frequency switching and thus, are a source of radio interference, a…
astra
bad attitude
dengki
hati busuk
HF
interference
kakisembang
qrm
radio amatur
repeater
sikap buruk
VHF
Bad Attitude
This is very bad attitude, im not sure either this QRM made from amateur radio operator station itself or not. Please share this video with your friends and family. When…
9m2sx
amateur radio
coaxial resistor
DIY
earth
grounding
homebrew
interference
leaking
radio amatur
rfi
safety
TVI
wire
9M2SX’s Grounding Wire Using Coaxial Cable With Capasitor
HF TRANSCEIVER GROUND (EARTH) WIRE USING CO-AXIAL CABLE. Living in a flat has it’s own problem where radio frequency (RF) grounding for a HF transceiver is concerned. Improper grounding/earthing system…