Stack Exchange Network

Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange
Loading…
    • Tour Start here for a quick overview of the site
    • Help Center Detailed answers to any questions you might have
    • Meta Discuss the workings and policies of this site
    • About Us Learn more about Stack Overflow the company, and our products.
  1. current community

    • Amateur Radio
      help chat
    • Amateur Radio Meta

    your communities

    Sign up or log in to customize your list.

    more stack exchange communities

    company blog
  2. Log in
  3. Sign up
Amateur Radio
  1. Home
    1. Public
    2. Questions
    3. Tags
    4. Users
    5. Unanswered
  2. Teams
    Stack Overflow for Teams – Start collaborating and sharing organizational knowledge. Create a free Team Why Teams?
  3. Teams
  4. Create free Team

Teams

Q&A for work

Connect and share knowledge within a single location that is structured and easy to search.

Learn more about Teams
比尔盖子's user avatar
比尔盖子's user avatar
比尔盖子's user avatar
比尔盖子
  • Member for 3 years, 7 months
  • Last seen more than a week ago
  • biergaizi.info
  • Beijing, China
  • Meta user
  • Network profile
Profile Activity
  • Summary
  • Answers
  • Questions
  • Tags
  • Badges
  • Bounties
  • Reputation
  • All actions

6 Questions

Score Activity Newest Views
13 votes
1 answer
173 views

How do Radio Regulations and Frequency Allocations Apply to an Ionosonde?

  • legal
  • international-operating
  • ionosphere
  • itu-zones
asked Feb 20, 2020 at 18:04
7 votes
2 answers
202 views

Why aren't "ghosts" and intersymbol interference due to unmatched impedance (high SWR) a concern for HF receivers?

  • hf
  • receiver
  • impedance-matching
asked Oct 13, 2019 at 17:41
7 votes
4 answers
1k views

DIY SA612 + RTL-SDR HF receiver: good on laptop, but huge wideband noise on Raspberry Pi

  • software-defined-radio
  • rfi
  • rtl-sdr
  • mixer
asked Nov 29, 2019 at 13:17
5 votes
1 answer
92 views

Do External Signals Affect Antenna S11/SWR Measurement?

  • antenna
  • measurement
  • swr-meter
asked Jan 28, 2020 at 9:19
5 votes
1 answer
1k views

How do I evaluate and use a toroidial core for my HF double-balanced mixer?

  • hf
  • ferrite
  • toroid
asked Sep 4, 2019 at 17:50
3 votes
3 answers
957 views

What is the typical latency of a SDR setup running on a desktop computer?

  • software-defined-radio
  • gnuradio
asked Sep 26, 2019 at 9:39
Amateur Radio
  • Tour
  • Help
  • Chat
  • Contact
  • Feedback
Company
  • Stack Overflow
  • Teams
  • Advertising
  • Collectives
  • Talent
  • About
  • Press
  • Legal
  • Privacy Policy
  • Terms of Service
  • Cookie Settings
  • Cookie Policy
Stack Exchange Network
  • Technology
  • Culture & recreation
  • Life & arts
  • Science
  • Professional
  • Business
  • API
  • Data
  • Blog
  • Facebook
  • Twitter
  • LinkedIn
  • Instagram

Site design / logo © 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. rev 2023.3.31.43368

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.