Amateur Radio Stack Exchange

0 votes

1 answer

16 views

Multiplayer game over ham radio digital link?

united-states legal

user10489

4,248

answered 7 hours ago

0 votes

0 answers

11 views

What is the best monoband VHF HT 2 Meter Antenna [closed]

Greg

1

asked 17 hours ago

0 votes

2 answers

35 views

Understanding Coax Impedance when Connected to Reactive Load

antenna-theory impedance-matching

Marcus Müller

13.4k

answered 21 hours ago

3 votes

1 answer

1k views

Putting up a tower on my residential property

united-states antenna-construction legal

JeopardyTempest

103

modified 23 hours ago

0 votes

3 answers

62 views

Extend transmit range of my HT

antenna repeater ht

user10489

4,248

answered yesterday

3 votes

2 answers

199 views

DIY Short Vertical Wire Loaded Antenna: Using 20 Ohm Resister to Widen Q

antenna-theory antenna-construction

wbg

261

modified 2 days ago

1 vote

1 answer

112 views

USRP-B210 GPSDO will not lock

software-defined-radio usrp

CommunityBot

1

modified 2 days ago

0 votes

1 answer

89 views

Motorola Radius GM300 programming help

radio-programming motorola

CommunityBot

1

modified 2 days ago

3 votes

1 answer

58 views

Is there a list of public datacasts?

digital-modes satellites

chicks

141

modified 2 days ago

2 votes

1 answer

42 views

What are the qualities of a good field day site?

field-day location

user10489

4,248

modified Jun 25 at 6:06

3 votes

3 answers

100 views

Why is analog TV vestigal side band and not SSB?

ssb analog-tv vsb

webmarc

2,885

modified Jun 24 at 15:53

4 votes

2 answers

157 views

Can an 'ugly balun' be too long?

antenna

hobbs - KC2G

9,021

answered Jun 24 at 5:15

9 votes

2 answers

458 views

What does exclamation mark mean in FT8 CQ calls in WSJT?

software ft8

KV7D

1

modified Jun 24 at 0:03

5 votes

3 answers

3k views

How to find or derive the maximum safe input power to a receiver?

receiver rf-power electronics

Oecher

11

answered Jun 23 at 23:51

13 votes

5 answers

4k views

How can I add amplitude modulation to this transmitter?

diy

Mike Waters♦

7,515

modified Jun 22 at 23:09

1 vote

1 answer

62 views

Link budget validation for a UHF satellite ground station

antenna-theory software-defined-radio satellites noise link-budget

Moses Browne Mwakyanjala

411

modified Jun 22 at 20:40

4 votes

1 answer

64 views

SSB Single Conversion Superhet 2nd Mixer IF Termination on Transmit

transceiver ssb mixer

ruhnet

314

answered Jun 22 at 17:28

0 votes

1 answer

84 views

How to use SDR equipment and Gnuraio record `time domain` data?

software-defined-radio gnuradio frequency

CommunityBot

1

modified Jun 21 at 15:02

3 votes

1 answer

175 views

Romanian amateur radio license

license europe

Joshua

355

answered Jun 21 at 14:24

0 votes

1 answer

59 views

Can the 902-928MHz ISM band be used in Kazakhstan?

itu-zones

John VE3WNA

1,417

modified Jun 20 at 18:23

3 votes

1 answer

69 views

Is a club call sign with a suffix (i.e. /GOTA) permissible for a Field Day GOTA station?

united-states field-day gota

John VE3WNA

1,417

modified Jun 20 at 12:03

0 votes

1 answer

58 views

Identify format of the files with ".cap" extension [closed]

software-defined-radio software

webmarc

2,885

answered Jun 19 at 22:07

2 votes

0 answers

28 views

DVB-T gnuradio loopback

software-defined-radio gnuradio hackrf

Mike Waters♦

7,515

modified Jun 19 at 14:31

0 votes

1 answer

59 views

Weird looking spectrum. FSK and ASK combo?

modes bandwidth spectrum-analyzer

S H

145

answered Jun 19 at 12:16

4 votes

2 answers

96 views

What would happen if the low noise amplifier (LNA) is saturated?

lna

S H

145

answered Jun 19 at 11:43

1 vote

1 answer

59 views

Does a filter or inductor's power rating matter in its passband, or only in the attenuated frequency range?

rf-power electronics filter

S H

145

answered Jun 19 at 11:33

1 vote

2 answers

111 views

How do I configure a NanoVNA v2Plus4 to check a 1:1 Balun?

balun nanovna

S H

145

answered Jun 19 at 10:54

9 votes

2 answers

405 views

How to clean up profanity on airwaves

united-states legal repeater

MBM Technology Solutions

9

answered Jun 18 at 3:34

3 votes

2 answers

85 views

Net log and QSO submission question

logging net

Terrence R. Redding

11

answered Jun 17 at 12:36

1 vote

2 answers

66 views

What is the name of this connector?

connectors

Scott Earle♦

4,329

answered Jun 17 at 2:25

0 votes

0 answers

112 views

Help implementing a custom signal source in GNU Radio

gnuradio

tito12

1

modified Jun 16 at 22:12

-1 votes

0 answers

43 views

What is the type of Data Stored on GNU Radio File Sink

software-defined-radio gnuradio

Kornepati Lakshmi Somanath

1

asked Jun 15 at 9:34

3 votes

1 answer

87 views

Is an Icom radio’s model ID info available via a CI-V command?

icom software-development computer-control icom-ic-7300 ci-v

anoracknophobia

31

modified Jun 15 at 7:50

3 votes

6 answers

95 views

Do changing sidebands have their own sidebands?

ssb am physics

JanKanis

385

answered Jun 14 at 13:22

1 vote

1 answer

102 views

Would a transmitter similar to "The Thing" be legal on ham bands in the US?

united-states legal uhf transmitter

John VE3WNA

1,417

modified Jun 14 at 11:40

-1 votes

0 answers

93 views

Major 2.4GHz interference disrupting communications

rfi wifi microwave

mike65535

1,023

modified Jun 13 at 17:26

2 votes

1 answer

48 views

New Amateur Radio User - UK

united-kingdom

John VE3WNA

1,417

modified Jun 13 at 16:41

2 votes

2 answers

44 views

Fox & Hound or regular FT8 for ARRL International Digital Contest?

contest ft8

QuantumMechanic

873

answered Jun 13 at 5:57

1 vote

0 answers

16 views

RigExpert AntScope2 is missing Data popup

antenna-analyzer

CrossSlide

11

asked Jun 12 at 20:09

4 votes

1 answer

85 views

Digital Protocols, Public Documentation, and Encoded Messages

digital-modes

Joshua

355

answered Jun 11 at 21:35

3 votes

1 answer

81 views

Using PVC coated solid-core wire for a small number of turns on toroid

balun ferrite inductor

John VE3WNA

1,417

modified Jun 9 at 19:28

1 vote

2 answers

69 views

What band did walkie-talkies use in Europe before PMR446 was allocated?

history europe prm446 ht

Scott Earle♦

4,329

answered Jun 9 at 9:02

2 votes

3 answers

70 views

RF switch for half-duplex sequencing on amateur UHF satellite ground station

uhf antenna-system

Kevin Reid AG6YO♦

23.1k

modified Jun 7 at 17:08

1 vote

0 answers

50 views

What is the point of using LNA if the SDR can increase the gain itself [duplicate]

software-defined-radio rtl-sdr lna snr

John VE3WNA

1,417

modified Jun 6 at 21:58

7 votes

4 answers

1k views

LoRa radio transceiver for PtP mesh?

diy packet mesh-network

mike65535

1,023

modified Jun 6 at 17:00

3 votes

2 answers

242 views

Squelch won't stay open on FM 2 meter band

antenna baofeng 2m-band squelch

mike65535

1,023

modified Jun 6 at 16:55

5 votes

2 answers

106 views

Understanding Impedance (R+jx)

antenna

hobbs - KC2G

9,021

modified Jun 6 at 14:53

0 votes

0 answers

29 views

Is there a console client for spyserver?

software-defined-radio rtl-sdr

David

276

asked Jun 6 at 12:20

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