Amateur Radio

Popular Question

 Popular Question
Question with 1,000 views. This badge can be awarded multiple times.
Awarded 1494 times.
What are some ways to ground a transmitter+antenna in an enclosed attic?
Awarded Mar 17, 2021 at 1:35
SWR, overall, is too high
Awarded Mar 13, 2021 at 21:26
How do I apply for a vanity callsign online?
Awarded Mar 11, 2021 at 14:57
Common-mode current and choke placement
Awarded Mar 11, 2021 at 13:13
Do a toroid's specs matter much in an antenna matching transformer?
Awarded Mar 10, 2021 at 4:56
Why do some DX listen on a different frequency than they transmit on?
Awarded Mar 9, 2021 at 21:31
Understanding RG6-75 ohm Cable Impedance
Awarded Mar 8, 2021 at 11:07
CB Ground Plane on fiberglass RV
Awarded Mar 6, 2021 at 18:35
Square wave vs. sine wave timing reference
Awarded Mar 3, 2021 at 22:01
How do I set the "tone" in my new BaoFeng BF-F8HP?
Awarded Mar 3, 2021 at 14:52
How does VHF/UHF propagate beyond the expected (radio) horizon?
Awarded Mar 2, 2021 at 14:25
Call sign ID for a "homebrew" or improvised repeater?
Awarded Feb 28, 2021 at 6:52
What is the highest US amateur license I can get in one sitting?
Awarded Feb 28, 2021 at 3:33
Two Antenna Tuners in Series
Awarded Feb 27, 2021 at 18:27
Tips on how to setup a MOTOTRBO XPR-8300 Repeater for DMR Ham operation? [closed]
Awarded Feb 25, 2021 at 16:28
Feeding a folded dipole
Awarded Feb 24, 2021 at 14:06
What's this "crossover" toroid winding called and what is its purpose?
Awarded Feb 24, 2021 at 3:16
How does lowering the RF Gain help with SNR?
Awarded Feb 23, 2021 at 6:49
Are QRP transceivers only meant for CW communication?
Awarded Feb 19, 2021 at 23:58
Ideal Doublet Size 160-10 Meters
Awarded Feb 16, 2021 at 1:35
Why does a Class-C non-linear power amp distort SSB but does not distort AM?
Awarded Feb 14, 2021 at 23:03
Substitute for 455 kHz Ceramic filters in new designs
Awarded Feb 14, 2021 at 2:46
Grounding Help - Where To Route My Wires
Awarded Feb 13, 2021 at 3:06
FM radio demodulator IC usage
Awarded Feb 12, 2021 at 19:42
Why is 431-432MHz forbidden for use in London?
Awarded Feb 5, 2021 at 19:17
How does a Faraday cage block an EMP?
Awarded Feb 5, 2021 at 6:07
Pirate Radio vs Ham Radio
Awarded Feb 3, 2021 at 7:40
Current flow in a coaxial cable
Awarded Feb 2, 2021 at 3:20
RigExpert AA-35 - Interpreting The Information
Awarded Feb 1, 2021 at 18:12
What is this burst transmission sequence across the entire band?
Awarded Feb 1, 2021 at 14:57
Using a Baofeng UV-5R V2+ as a Portable Packet Radio
Awarded Jan 25, 2021 at 17:40
Is this the Correct Ferrite Core to Reduce RFI as a Common Mode Choke?
Awarded Jan 24, 2021 at 13:55
Can a FM tuner (receiver) be detected and triangulated?
Awarded Jan 23, 2021 at 16:21
Are there formulae to calculate capacitance and inductance of an antenna?
Awarded Jan 22, 2021 at 14:27
Am I really receiving FT8 signals from 12,000 km away on 144 MHz?
Awarded Jan 19, 2021 at 10:41
How slow is slow telegraphy?
Awarded Jan 18, 2021 at 20:51
AFSK and GMSK in ICOM IC910 H
Awarded Jan 18, 2021 at 12:42
Is it possible to set the frequency on my Kenwood TM-D710G via Serial Port?
Awarded Jan 14, 2021 at 13:51
What is a simple kind of amateur radio transceiver I could try to build, as a beginner?
Awarded Jan 13, 2021 at 5:20
Size of ground plane disk for vertical antennas?
Awarded Jan 10, 2021 at 17:31
What happens if a station did not submit a contest log?
Awarded Jan 10, 2021 at 2:30
How to measuring ferrite core efficiency vs frequency
Awarded Jan 9, 2021 at 5:02
How can I make WBFM receiver without using WBFM Receive block?
Awarded Jan 8, 2021 at 19:32
How many new amateur operators can currently use CW?
Awarded Jan 8, 2021 at 10:56
Coax or bifilar windings for a choke?
Awarded Jan 7, 2021 at 13:41
Loop antenna layout and radiation?
Awarded Jan 7, 2021 at 3:06
antenna in the rain
Awarded Jan 5, 2021 at 12:41
Difference between Iambic keyer modes?
Awarded Jan 4, 2021 at 18:18
Is there any downside to consolidating on BNC connectors for HF?
Awarded Jan 3, 2021 at 5:06
Measuring Connector Impedance
Awarded Jan 2, 2021 at 21:57
Frequency for UHF hot spot in the US
Awarded Jan 1, 2021 at 17:15
What equipment do I need to receive radio and connect to PC for listening
Awarded Dec 29, 2020 at 4:40
What is the difference between FCC station and operator licenses?
Awarded Dec 28, 2020 at 23:38
How does one know when band conditions are optimal and what factors to consider?
Awarded Dec 27, 2020 at 3:45
Is it normal for mini shortwave radios to not have any reception in a major city?
Awarded Dec 25, 2020 at 3:26
What antenna to use for medium frequencies in an apartment building?
Awarded Dec 23, 2020 at 21:25
Dipole antennas: Will paracord hold up well enough in the sun? Is there a better alternative?
Awarded Dec 23, 2020 at 18:48
How do I install the DV4mini software on Ubuntu?
Awarded Dec 21, 2020 at 15:18
How important is the impedance and resonance of a receive antenna?
Awarded Dec 19, 2020 at 15:13
Connecting a coaxial cable as feed to a halfwave dipole
Awarded Dec 18, 2020 at 17:57
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