Amateur Radio

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Awarded 877 times.
Help on identifying signal type and extract audio from a signal
Awarded May 17 at 2:48
Sine wave 'frequency' in recorded signals
Awarded May 13 at 10:42
How do I wire an external mic and speaker to the Yaesu FT-250R without using their adapter?
Awarded May 12 at 4:15
What is the difference between antenna input impedance and its radiation resistance?
Awarded May 8 at 15:37
Transmission power of Apple Wi-Fi antennas (EMF and health)
Awarded May 7 at 7:52
Why are longer antennas not suitable to pick higher frequencies?
Awarded May 6 at 12:11
Can someone without privileges on a band operate FT8 on it using the callsign of a ham who does and is present?
Awarded May 5 at 15:27
VNA basics, antenna coax cable
Awarded Apr 22 at 2:02
Does the specific frequency of a CW tone make a difference to output from a practical SDR?
Awarded Apr 20 at 15:51
What's the effect of directly connecting ladder line to coax?
Awarded Apr 5 at 19:55
Correct terminology for a repeating radio transmission
Awarded Apr 5 at 9:15
Best CW Low Cut & High Cut Slope Settings on the Yaesu FT-991A?
Awarded Mar 24 at 15:17
Can you base64 encode or compress ham transmissions [US]?
Awarded Mar 21 at 4:15
In Canada, if I want to use DMR encryption on ham radio, how should I share my encryption key?
Awarded Mar 8 at 1:40
What is a marker unit?
Awarded Mar 5 at 0:36
Can I connect my station ground to my house's ground rod?
Awarded Mar 3 at 18:57
The Terrestar Genus was able to talk to a GEO satellite in a smartphone-sized package, where's the antenna on this thing?
Awarded Feb 22 at 5:46
When was the FCC Part 97 requirement for a time-out timer removed from repeaters under automatic control? Or, am I just nuts?
Awarded Feb 18 at 18:11
Chaining multiple coaxial adapters
Awarded Feb 11 at 22:32
Yaesu VX-7R clock is running very fast
Awarded Jan 21 at 0:30
What simple method will measure decoupling betwen two antennas?
Awarded Jan 17 at 19:32
Is there value in grounding the virtual null in an auto transformer?
Awarded Jan 14 at 17:55
Zigzag line on CB band
Awarded Jan 13 at 10:45
Hearing Morse code after end of session?
Awarded Jan 11 at 18:50
Which way is a yagi polarized?
Awarded Dec 26, 2021 at 2:07
Crystal Oscillator Output Impedance and Output Voltage
Awarded Dec 24, 2021 at 9:36
Can I use my CB mobile antenna with a 10 meter radio also?
Awarded Dec 22, 2021 at 19:01
Is it ok to use a length of wire as an RX only antenna to test my new radio?
Awarded Dec 15, 2021 at 16:55
4nec2: What does "#12/in" mean?
Awarded Dec 13, 2021 at 4:57
Are there any active ham satellites orbiting that use the 5cm band?
Awarded Nov 16, 2021 at 3:18
Unknown kit from DK0TV
Awarded Nov 12, 2021 at 18:51
How to correctly model a small helix antenna
Awarded Nov 9, 2021 at 6:15
Impedance miss-match short vs long section?
Awarded Oct 27, 2021 at 16:40
Coaxial cable identification
Awarded Oct 19, 2021 at 7:56
Fractal antenna shapes that work for you? [closed]
Awarded Oct 15, 2021 at 17:32
How to choose antenna "pigtail" pragmatically?
Awarded Oct 12, 2021 at 22:05
EIRP - Conservation of energy
Awarded Oct 8, 2021 at 18:26
If I tie antenna wire in a knot, will there be damage to the wire?
Awarded Oct 1, 2021 at 22:48
Calculating SWR for a dipole
Awarded Sep 24, 2021 at 17:25
Does an amateur radio licence work worldwide? [closed]
Awarded Sep 24, 2021 at 16:47
Increase transmit and receive frequency of handheld transceiver
Awarded Sep 21, 2021 at 15:56
How to increase the range of the spectrum analyzer in SDRSharp?
Awarded Sep 20, 2021 at 5:48
Transmitted audio coming out through my speaker
Awarded Sep 15, 2021 at 10:51
Gnuradio bandwidth of sink cause signal frequency changed?
Awarded Sep 2, 2021 at 21:46
Phased array (rx only) with separate complete receivers
Awarded Aug 31, 2021 at 1:21
Do modern radios and power supplies require grounding for safety?
Awarded Aug 30, 2021 at 9:56
Where can one get a "listed" SO-239 lightning arrester?
Awarded Aug 29, 2021 at 1:20
Why is CHIRP Truncating Names in my .img file?
Awarded Aug 26, 2021 at 10:42
How does AMPR work over IPIP tunnels?
Awarded Aug 22, 2021 at 4:16
Does a NVIS antenna have to be exactly below the maximum NVIS frequency to have NVIS characteristics?
Awarded Aug 19, 2021 at 18:10
CB v Amateur Radio [duplicate]
Awarded Aug 17, 2021 at 8:26
Why is there so little difference in the gains of Yagi Uda antennas with omnidirectional antennas? Shouldn't the power at the back be at the front?
Awarded Aug 14, 2021 at 3:06
UV-5R High Gain Antenna Performance
Awarded Jul 25, 2021 at 19:03
Can coax be run through the center of a radiating element without currents being induced on the coax shield?
Awarded Jul 13, 2021 at 19:27
BF-F8HP radios do not receive on 2m unless menu is open
Awarded Jul 10, 2021 at 3:26
Vara FM winlink with Kenwood D710g and DRA-50
Awarded Jul 1, 2021 at 0:20
CHIRP on Mac in 2021
Awarded Jun 28, 2021 at 1:55
MF band mixer - feasible parameters
Awarded Jun 23, 2021 at 13:15
Net log and QSO submission question
Awarded Jun 13, 2021 at 8:41
Measurement of antenna with VNA does not match its specs
Awarded Jun 7, 2021 at 16:47
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