User Skyler 440

1

4

votes

1

answer

883

views

Why is 900MHz restricted in some areas in the US?

Feb 4 '16 at 19:43 Community♦ 1

4

votes

1

answer

151

views

Help with readings on schematic

diy

Jul 22 '15 at 4:01 Keith Martineau 186

2

4

votes

3

answers

674

views

Is it legal to use animal noise courtesy beep?

united-states legal repeater

Dec 15 '14 at 13:05 Phil Frost - W8II 41.4k

4

votes

1

answer

291

views

Asynchronous vs. Synchronous data transmission speed

digital-modes

Nov 18 '14 at 12:26 Community♦ 1

4

votes

1

answer

896

views

Bicycle mobile antenna

mobile

Jun 2 '14 at 0:12 captcha 992

4

votes

1

answer

380

views

AM vs SSB weak signal

propagation

Mar 7 '14 at 17:32 WPrecht 6,124

4

votes

3

answers

129

views

Why do satellite tracking programs have to be updated?

satellites

Jan 30 '14 at 10:57 PearsonArtPhoto 5,668

4

votes

1

answer

492

views

Do people really do GMRS liscenses [closed]

legal

Dec 5 '13 at 8:42 user 4,530

3

votes

3

answers

90

views

Method to generate PIM

rfi

Apr 29 at 11:15 vu2nan 577

3

votes

1

answer

1k

views

Max El vs Max El Azimuth

satellites

Dec 10 at 17:07 mike65535 835

1

3

votes

5

answers

1k

views

How do I get a coordinated frequency assigned for my repeater?

united-states repeater

Nov 20 at 7:00 Seth 1

1

3

votes

2

answers

895

views

Linux APRS client

aprs software linux tnc

Nov 17 '18 at 16:23 Jack K6JEB 157

3

votes

2

answers

906

views

What is Circular Polarization?

satellites circular-polarization

Apr 11 '18 at 18:34 Kevin Reid AG6YO♦ 21k

3

votes

4

answers

16k

views

Advantages of using Digital Code Squelch

rfi tone-squelch

Mar 13 '18 at 1:38 Glenn W9IQ 17.5k

1

3

votes

6

answers

2k

views

Would it be feasible to set up a SSB or AM 2 meter repeater?

repeater ssb am

Oct 1 '17 at 15:04 pupeno - M0ONP ACI1DM LU5ARC 1,069

3

votes

1

answer

796

views

Mic ground vs ground

equipment-design microphone audio-interface

Jul 19 '17 at 9:22 Julian P 11

3

votes

3

answers

1k

views

SSTV on repeaters?

united-states legal repeater sstv

May 26 '17 at 19:25 darco 233

3

votes

2

answers

1k

views

Ideas for a simple VOX circuit for packet?

diy packet audio-interface

Apr 14 '17 at 6:10 Community♦ 1

3

votes

3

answers

250

views

Am I allowed to transmit on one repeater and receive on another?

repeater

Jan 7 '17 at 20:13 Garrett Dow - KD6KPC 11

3

votes

1

answer

625

views

Kenwood TM-241A direct discriminator out

diy equipment-design kenwood audio-interface

Oct 29 '16 at 18:57 Kevin Reid AG6YO♦ 21k

3

votes

1

answer

674

views

How to setup packet BBS?

packet

Apr 9 '15 at 21:08 user3486184 1,239

3

votes

2

answers

566

views

70cm antenna for an apartment

antenna antenna-construction repeater wire-antenna repeater-coverage

Feb 23 '15 at 10:10 sessyargc.jp 258

3

votes

1

answer

1k

views

Simple FM low power UHF transmitter circuit

diy transceiver

Feb 21 '15 at 22:16 Kevin Reid AG6YO♦ 21k

3

votes

1

answer

403

views

What am I responsible for on my link?

repeater echolink

Dec 6 '14 at 2:53 W8AWT 1,176

3

votes

1

answer

109

views

Up converted audio transmission

modes ssb

Aug 7 '14 at 11:48 Phil Frost - W8II 41.4k

3

votes

1

answer

735

views

Closest antenna to an isotropic? [closed]

antenna

Jun 2 '14 at 12:24 Phil Frost - W8II 41.4k

3

votes

1

answer

184

views

What is the largest amateur satellite in orbit through 2014?

satellites

May 1 '14 at 20:14 Skyler 440 7,162

3

votes

1

answer

819

views

Using wirewound resistors in a dummy load

equipment-design impedance dummy-load

Mar 23 '14 at 20:06 Kevin Reid AG6YO♦ 21k

3

votes

1

answer

150

views

How do PL tones make it through so much noise?

fm tone-squelch

Mar 13 '14 at 13:50 WPrecht 6,124

3

votes

1

answer

103

views

Estimate Path Loss

simplex path-loss

Mar 10 '14 at 11:53 Phil Frost - W8II 41.4k

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134 Questions

Why is 900MHz restricted in some areas in the US?

Help with readings on schematic

Is it legal to use animal noise courtesy beep?

Asynchronous vs. Synchronous data transmission speed

Bicycle mobile antenna

AM vs SSB weak signal

Why do satellite tracking programs have to be updated?

Do people really do GMRS liscenses [closed]

Method to generate PIM

Max El vs Max El Azimuth

How do I get a coordinated frequency assigned for my repeater?

Linux APRS client

What is Circular Polarization?

Advantages of using Digital Code Squelch

Would it be feasible to set up a SSB or AM 2 meter repeater?

Mic ground vs ground

SSTV on repeaters?

Ideas for a simple VOX circuit for packet?

Am I allowed to transmit on one repeater and receive on another?

Kenwood TM-241A direct discriminator out

How to setup packet BBS?

70cm antenna for an apartment

Simple FM low power UHF transmitter circuit

What am I responsible for on my link?

Up converted audio transmission

Closest antenna to an isotropic? [closed]

What is the largest amateur satellite in orbit through 2014?

Using wirewound resistors in a dummy load

How do PL tones make it through so much noise?

Estimate Path Loss