Main Menu
bullet Home
bullet Forum
bullet Members
bullet Member Map
bullet HvWiki
bullet Chat Room
bullet Submit News
bullet Site Rules
bullet Archives
bullet Visits
bullet Forum
Welcome
Username or Email:

Password:


Missing Code




[ ]
[ ]
Online
  • Guests: 21
  • Members: 0
  • Newest Member: omjtest
  • Most ever online: 396
    Guests: 396, Members: 0 on 12 Jan : 12:51
Members Birthdays:
All today's birthdays', congrats!
Linas (34)
Toasty (29)


Next birthdays
05/15 Linas (34)
05/15 Toasty (29)
05/16 kg7bz (68)
Contact
If you need assistance, please send an email to forum at 4hv dot org. To ensure your email is not marked as spam, please include the phrase "4hv help" in the subject line. You can also find assistance via IRC, at irc.shadowworld.net, room #hvcomm.
Support 4hv.org!
Donate:
4hv.org is hosted on a dedicated server. Unfortunately, this server costs and we rely on the help of site members to keep 4hv.org running. Please consider donating. We will place your name on the thanks list and you'll be helping to keep 4hv.org alive and free for everyone. Members whose names appear in red bold have donated recently. Green bold denotes those who have recently donated to keep the server carbon neutral.


Special Thanks To:
  • Aaron Holmes
  • Aaron Wheeler
  • Adam Horden
  • Alan Scrimgeour
  • Andre
  • Andrew Haynes
  • Anonymous000
  • asabase
  • Austin Weil
  • barney
  • Barry
  • Bert Hickman
  • Bill Kukowski
  • Blitzorn
  • Brandon Paradelas
  • Bruce Bowling
  • BubeeMike
  • Byong Park
  • Cesiumsponge
  • Chris F.
  • Chris Hooper
  • Corey Worthington
  • Derek Woodroffe
  • Dalus
  • Dan Strother
  • Daniel Davis
  • Daniel Uhrenholt
  • datasheetarchive
  • Dave Billington
  • Dave Marshall
  • David F.
  • Dennis Rogers
  • drelectrix
  • Dr. John Gudenas
  • Dr. Spark
  • E.TexasTesla
  • eastvoltresearch
  • Eirik Taylor
  • Erik Dyakov
  • Erlend^SE
  • Finn Hammer
  • Firebug24k
  • GalliumMan
  • Gary Peterson
  • George Slade
  • GhostNull
  • Gordon Mcknight
  • Graham Armitage
  • Grant
  • GreySoul
  • Henry H
  • IamSmooth
  • In memory of Leo Powning
  • Jacob Cash
  • James Howells
  • James Pawson
  • Jeff Greenfield
  • Jeff Thomas
  • Jesse Frost
  • Jim Mitchell
  • jlr134
  • Joe Mastroianni
  • John Forcina
  • John Oberg
  • John Willcutt
  • Jon Newcomb
  • klugesmith
  • Leslie Wright
  • Lutz Hoffman
  • Mads Barnkob
  • Martin King
  • Mats Karlsson
  • Matt Gibson
  • Matthew Guidry
  • mbd
  • Michael D'Angelo
  • Mikkel
  • mileswaldron
  • mister_rf
  • Neil Foster
  • Nick de Smith
  • Nick Soroka
  • nicklenorp
  • Nik
  • Norman Stanley
  • Patrick Coleman
  • Paul Brodie
  • Paul Jordan
  • Paul Montgomery
  • Ped
  • Peter Krogen
  • Peter Terren
  • PhilGood
  • Richard Feldman
  • Robert Bush
  • Royce Bailey
  • Scott Fusare
  • Scott Newman
  • smiffy
  • Stella
  • Steven Busic
  • Steve Conner
  • Steve Jones
  • Steve Ward
  • Sulaiman
  • Thomas Coyle
  • Thomas A. Wallace
  • Thomas W
  • Timo
  • Torch
  • Ulf Jonsson
  • vasil
  • Vaxian
  • vladi mazzilli
  • wastehl
  • Weston
  • William Kim
  • William N.
  • William Stehl
  • Wesley Venis
The aforementioned have contributed financially to the continuing triumph of 4hv.org. They are deserving of my most heartfelt thanks.
Forums
4hv.org :: Forums :: General Science and Electronics
4hv.org :: Forums :: General Science and Electronics
General Science and Electronics Forum
first  10 11 12 13 14 15 16 17 18 19  last
Create a new topic
  Topic Starter Replies Views Last Post
No unread posts
Current Viewing Resistor for kA pulses
klugesmith
Thu Mar 03 2016, 10:37PM		 5 1107 klugesmith
Sun Mar 06 2016, 04:02PM
No unread posts
Honeycomb for Structural Purposes.
Patrick
Thu Feb 04 2016, 12:05AM		 5 978 BigBad
Fri Mar 04 2016, 02:57PM
No unread posts
Is this seller telling the truth? (Toroid material type)
Chris_Knight
Sat Feb 27 2016, 10:02PM		 5 900 Chris_Knight
Sun Feb 28 2016, 03:38PM
Closed topic
The real hover-board?
Conundrum
Fri Feb 19 2016, 04:39AM		 6 889 Bjørn
Sun Feb 28 2016, 01:13PM
No new posts on popular topic
4Mhz square wave generator Go to page: 1 2 3
ZakWolf
Fri Feb 19 2016, 06:17AM		 24 5015 Sulaiman
Mon Feb 22 2016, 05:30PM
Closed topic
Force amplifier....
Slava
Fri Feb 12 2016, 03:55PM		 6 1054 Mads Barnkob
Fri Feb 12 2016, 06:40PM
No new posts on popular topic
Modification of InkJet Printer to print directly to PCB's Go to page: 1 2
Inducktion
Wed Feb 10 2016, 09:30PM		 10 1658 2Spoons
Thu Feb 11 2016, 09:18PM
No new posts on popular topic
Driving a led with mains. Go to page: 1 2 3 11 12 13
kimbomba
Mon Sept 16 2013, 08:03PM		 128 28956 Dr. Slack
Sun Feb 07 2016, 10:42AM
No unread posts
MOSFET/BJT Lovechild
Inducktion
Thu Feb 04 2016, 03:28AM		 7 1013 johnf
Fri Feb 05 2016, 06:51AM
No new posts on popular topic
Digital potentiometer for AC signals with low THD Go to page: 1 2
Linas
Mon Feb 01 2016, 10:52AM		 12 1873 radiotech
Thu Feb 04 2016, 07:18AM
No unread posts
Early electric motors
kimbomba
Sat Jan 23 2016, 04:28AM		 6 1021 radiotech
Wed Feb 03 2016, 08:08AM
No new posts on popular topic
Mercury arc rectifier how to transport it safely Go to page: 1 2
chesterdylan
Mon Jan 25 2016, 07:17PM		 11 1579 Conundrum
Wed Feb 03 2016, 06:08AM
No unread posts
Planet Parade
klugesmith
Mon Feb 01 2016, 04:23PM		 1 554 klugesmith
Mon Feb 01 2016, 04:23PM
No unread posts
Microwave sintering.
Chris Cristini
Fri Jan 29 2016, 06:36PM		 5 929 Carbon_Rod
Sun Jan 31 2016, 01:08AM
No unread posts
Publishing Two Theories..
Slava
Sat Jan 09 2016, 01:18AM		 8 999 Conundrum
Wed Jan 27 2016, 05:33AM
No unread posts
New discovery
Conundrum
Tue Jan 26 2016, 06:58AM		 1 635 Conundrum
Tue Jan 26 2016, 06:58AM
No unread posts
How to lounch apps in android, by pressing button, and sending data somehow to tablet
Linas
Sun Jan 24 2016, 06:01PM		 1 571 Linas
Sun Jan 24 2016, 06:01PM
No unread posts
Drive E-ink display from Pi Zero
Conundrum
Sat Jan 23 2016, 11:19AM		 3 718 Conundrum
Sun Jan 24 2016, 04:25AM
No unread posts
Making a capacitive microphone
Inducktion
Fri Jan 22 2016, 03:50AM		 4 692 Sulaiman
Fri Jan 22 2016, 09:57AM
No unread posts
4:1 MCU controled USB "HUB"
Linas
Fri Jan 15 2016, 05:23PM		 5 985 Linas
Sat Jan 16 2016, 09:36AM
No unread posts
How much gas is one cubic foot or meter?
klugesmith
Thu Dec 31 2015, 05:39AM		 4 1037 klugesmith
Thu Jan 14 2016, 02:41AM
No unread posts
EmDrive improvements
Conundrum
Mon Jan 11 2016, 06:46AM		 3 690 jpsmith123
Tue Jan 12 2016, 03:27PM
No unread posts
ZVS driver modification
Inducktion
Sat Jan 09 2016, 10:15PM		 5 1088 Sigurthr
Sun Jan 10 2016, 03:09AM
No unread posts
SCR selection for capacitor discharge application
dArcKnight
Fri Jan 08 2016, 07:25PM		 2 583 DerAlbi
Fri Jan 08 2016, 08:38PM
No new posts on popular topic
A toasty, toasty choke Go to page: 1 2
Adam Munich
Tue Dec 29 2015, 05:54PM		 11 1606 Mads Barnkob
Fri Jan 08 2016, 06:31PM
first  10 11 12 13 14 15 16 17 18 19  last

Go to:

Create a new topic
Chris Russell, Noelle, Alex, Tesladownunder, Dave Marshall, Dave Billington, Bjørn, Steve Conner, Wolfram, Kizmo, Mads Barnkob users are browsing the forums at the moment ( members, guests)
Unread post exists New posts No unread posts No new posts Sticky Sticky Announcement Announcement
New posts on popular topic New posts [popular] No new posts on popular topic No new posts [popular] Sticky/Closed Sticky/Closed Closed topic Closed topic
You cannot start new topicsYou cannot post repliesYou cannot edit your posts
Powered by e107 Forum System

Go to:


Powered by e107 Forum System
 
Legal Information
This site is powered by e107, which is released under the GNU GPL License. All work on this site, except where otherwise noted, is licensed under a Creative Commons Attribution-ShareAlike 2.5 License. By submitting any information to this site, you agree that anything submitted will be so licensed. Please read our Disclaimer and Policies page for information on your rights and responsibilities regarding this site.