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Amateur Radio

Necromancer

 Necromancer
Answer a question more than 60 days later with score of 5 or more. This badge can be awarded multiple times.
Awarded 89 times.
Why isn't twisted pair used for feedlines?
Awarded Jan 22 at 20:46
Can a licensed ham use or modify CB equipment to work the 10 Meter Amateur bands?
Awarded Oct 31, 2023 at 11:56
Is a vertical noisier than a dipole, and if so, why?
Awarded Oct 9, 2023 at 19:50
Convert maidenhead grid square to lat/long in Excel?
Awarded Oct 4, 2023 at 7:04
Can a Baofeng UV-5R+ be used on FRS, GMRS, and MURS?
Awarded Sep 24, 2023 at 14:20
Is it ethical to accept sponsorship for QSL cards?
Awarded Aug 30, 2023 at 9:36
What is the decimal in Morse Code?
Awarded Mar 27, 2023 at 11:18
What does the addition of a shield to a small loop accomplish?
Awarded Feb 23, 2023 at 0:41
Why do folded dipoles have greater bandwidth than ordinary resonant dipoles?
Awarded Sep 22, 2022 at 21:17
How is a 1:1 current balun different from a choke?
Awarded Sep 12, 2022 at 11:16
BF-F8HP: "Radio did not respond" when trying to use CHIRP
Awarded Jun 24, 2022 at 20:36
How do I interpret the FCC ground conductivity map files?
Awarded Apr 4, 2022 at 15:42
EFHW works only on one band - what am I missing?
Awarded Mar 29, 2022 at 23:03
Why is antenna aperture a function of wavelength?
Awarded Feb 19, 2022 at 9:05
How is "clarifier" control helpful?
Awarded Jan 8, 2022 at 11:17
How to produce a NEC antenna file (and what software to use it with)?
Awarded Dec 29, 2021 at 5:41
Unknown kit from DK0TV
Awarded Nov 13, 2021 at 17:08
Is there an optimum transmission line length for maximum power transfer?
Awarded Sep 23, 2021 at 18:16
Are amateur radio operators more likely to get cancer from exposure to RF?
Awarded Sep 21, 2021 at 11:47
For a half wave dipole antenna, what's the value of the reactances that cancel out when the antenna is resonant?
Awarded Sep 14, 2021 at 12:36
Why does "high SWR" damage transmitters, instead of "impedance mismatch"?
Awarded Aug 24, 2021 at 20:04
GnuRadio RF transmission, legal and safety issues
Awarded Aug 21, 2021 at 1:41
Remote SDR on the internet other than WebSDR?
Awarded Jul 25, 2021 at 12:50
What is the definition of DX?
Awarded May 7, 2021 at 9:06
Emergency/battery power rules for Field Day: do they include computer equipment?
Awarded Apr 9, 2021 at 22:22
Is free space path loss dependent on frequency?
Awarded Apr 9, 2021 at 0:47
Repairing a Tecsun PL-660
Awarded Apr 1, 2021 at 15:55
What was the origin of the Morse code abbreviations "hi" and "es"?
Awarded Jan 10, 2021 at 10:56
How to detect common-mode currents or “RF in the shack”?
Awarded Dec 6, 2020 at 13:26
How can the impedance of a half wave dipole at its resonant frequency be purely resistive when the voltage and current are seemingly not in phase?
Awarded Nov 24, 2020 at 20:20
On Anderson Powerpoles, does the red on go on the left or right?
Awarded Oct 8, 2020 at 11:47
VHF/UHF digital single-frequency repeater without duplexers?
Awarded Sep 28, 2020 at 15:51
How do Radio Regulations and Frequency Allocations Apply to an Ionosonde?
Awarded Sep 26, 2020 at 4:49
What is the socket for on this Baofeng BL-5L battery?
Awarded Sep 17, 2020 at 14:40
How can I avoid accidentally transmitting with a Baofeng UV-5R?
Awarded Sep 13, 2020 at 17:03
How to measuring ferrite core efficiency vs frequency
Awarded Sep 1, 2020 at 16:48
Difference between Boefeng UV-5RE Plus and UV-5
Awarded Mar 26, 2020 at 2:25
What dot means in JTDX FT8 received messages?
Awarded Mar 1, 2020 at 15:50
AX.25 on macOS (aside from APRS)
Awarded Jan 31, 2020 at 12:40
Practical limits to maintaining coherence in an HF channel
Awarded Jan 22, 2020 at 11:55
How many new amateur operators can currently use CW?
Awarded Jan 20, 2020 at 21:55
What do "QRM" and "QSB" refer to?
Awarded Dec 24, 2019 at 10:50
Is there a way to find out the location where a radio signal is intercepted?
Awarded Dec 6, 2019 at 12:45
Why do some straight keys have a slider that shorts the contacts continuously?
Awarded Nov 14, 2019 at 22:41
Can I transmit anything inside a Faraday cage?
Awarded Jul 12, 2019 at 20:00
Remote SDR on the internet other than WebSDR?
Awarded May 8, 2019 at 15:55
SSB Generation. 4th method?
Awarded May 3, 2019 at 23:10
Why are some electrical contacts gold plated?
Awarded Mar 13, 2019 at 14:10
What bands and modes will give me voice at 3,000 miles?
Awarded Nov 8, 2018 at 5:40
What's the pinout for "Kenwood" 2.5mm TRS/3.5 mm TRS connector?
Awarded Nov 5, 2018 at 3:45
Using my Baofeng UV-5R to talk to walkie talkies
Awarded Oct 29, 2018 at 5:10
What is the origin, history behind "Ben's Best Bent Wire"?
Awarded Sep 12, 2018 at 18:15
Why do folded dipoles have greater bandwidth than ordinary resonant dipoles?
Awarded Aug 23, 2018 at 21:45
Why are Wullenweber CDAAs obsolete?
Awarded Jul 28, 2018 at 5:10
Pros/cons of the PL259/SO239 connector (M type)?
Awarded Jun 13, 2018 at 16:25
(post deleted or otherwise unavailable)
Awarded Jun 3, 2018 at 16:49
How To Join Packet Radio BBS
Awarded May 18, 2018 at 2:45
How does selecting the opposite sideband when receiving CW on HF reduce interference?
Awarded Apr 28, 2018 at 5:45
How can one convert from Lat/Long to Grid Square?
Awarded Apr 2, 2018 at 20:16
What is the effect of using different number of radials with ground plane antenna
Awarded Mar 16, 2018 at 17:05
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