Welcome
Username or Email:

Password:


Missing Code




[ ]
[ ]
Online
  • Guests: 82
  • 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!
Download (31)
ScottH (37)


Next birthdays
11/03 Electroguy (94)
11/04 nitromarsjipan (2024)
11/04 mb (31)
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
Create a new topic
  Topic Starter Replies Views Last Post
No unread posts
Thermal ferroresonance oscillator.
radiotech
Tue Feb 16 2010, 01:33PM
3 741 radiotech
Wed Feb 17 2010, 04:38PM
No new posts on popular topic
Gate Drive for SLR Converter IGBT H_Bridge Go to page: 1 2
Peter02
Sat Jan 30 2010, 05:27PM
13 3802 Steve Conner
Wed Feb 17 2010, 10:50AM
No new posts on popular topic
Rotary vane vacuum pump repair? Go to page: 1 2
klugesmith
Fri Dec 04 2009, 07:54PM
14 4695 plazmatron
Tue Feb 16 2010, 12:39AM
No new posts on popular topic
smps voltage feedback Go to page: 1 2 3
KG7HF
Sun Feb 14 2010, 09:07PM
26 2144 KG7HF
Mon Feb 15 2010, 10:16PM
No unread posts
induction heating- current source inverter
Hernan
Fri Feb 12 2010, 12:16PM
9 969 Hernan
Mon Feb 15 2010, 04:46PM
No new posts on popular topic
Neon 7-segment display Go to page: 1 2
Renesis
Thu Feb 11 2010, 09:39PM
15 2202 Renesis
Mon Feb 15 2010, 11:10AM
No unread posts
Help with comparator
IamSmooth
Sat Feb 13 2010, 11:15PM
7 624 Hernan
Mon Feb 15 2010, 01:35AM
No new posts on popular topic
wire sources Go to page: 1 2
dmg
Sun Jan 24 2010, 06:18AM
17 1125 Russell Haley
Sun Feb 14 2010, 10:19PM
No new posts on popular topic
Two video clips about making Lichtenberg Figures on YouTube Go to page: 1 2
Bert
Mon Oct 12 2009, 12:07AM
14 1052 Renesis
Sun Feb 14 2010, 09:27PM
No unread posts
Best way to make a sine wave a square wave?
IamSmooth
Sun Feb 14 2010, 02:20AM
3 523 cjk2
Sun Feb 14 2010, 07:57AM
No unread posts
What kind of load does a uccx732x present.
Arcstarter
Tue Feb 09 2010, 10:56PM
5 607 HV Enthusiast
Fri Feb 12 2010, 10:26PM
No new posts on popular topic
Oscillator based on a crystal problems. Go to page: 1 2
Arcstarter
Wed Feb 10 2010, 04:49AM
14 1160 Arcstarter
Fri Feb 12 2010, 03:35AM
No new posts on popular topic
Electroplating inside of a tank Go to page: 1 2 3 4
Turkey9
Sun Oct 25 2009, 09:47PM
32 1669 klugesmith
Thu Feb 11 2010, 02:55AM
No unread posts
Free ebook: Finite Element Methods for Electromagnetics
jpsmith123
Tue Feb 09 2010, 05:12AM
2 485 Bjørn
Tue Feb 09 2010, 01:44PM
No new posts on popular topic
Recording High energy discharges Go to page: 1 2
rp181
Sun Feb 07 2010, 02:05AM
12 988 aonomus
Sun Feb 07 2010, 11:21PM
No unread posts
Vacuum bell-jar baseplate issues
klugesmith
Sat Feb 06 2010, 07:19PM
3 1057 MinorityCarrier
Sun Feb 07 2010, 12:19AM
No unread posts
Wireless Glowers
radiotech
Sat Feb 06 2010, 07:32PM
3 761 radiotech
Sat Feb 06 2010, 08:57PM
No unread posts
Servo motor applications for hobbyist ?
RogerInOhio
Sun Jan 31 2010, 03:27PM
7 922 RogerInOhio
Sat Feb 06 2010, 06:19PM
No unread posts
Myvu goggles and video overlay?
Conundrum
Sat Feb 06 2010, 01:40PM
3 713 Conundrum
Sat Feb 06 2010, 05:38PM
No unread posts
Power factor and smoothing capacitors for DC supply
IamSmooth
Sat Feb 06 2010, 03:16AM
3 655 Sulaiman
Sat Feb 06 2010, 11:18AM
No unread posts
Paralleling transformers
Chris Cristini
Fri Feb 05 2010, 04:26PM
6 916 Chris Cristini
Sat Feb 06 2010, 02:17AM
No unread posts
Gate driver question
Dinges
Tue Feb 02 2010, 11:09PM
9 3084 Steve Conner
Fri Feb 05 2010, 10:12AM
No unread posts
Mystery Diffusion Pump
Turkey9
Tue Feb 02 2010, 05:16AM
5 1078 Turkey9
Fri Feb 05 2010, 04:58AM
No unread posts
Transformer question: why does this happen
IamSmooth
Thu Feb 04 2010, 04:33AM
4 813 radiotech
Thu Feb 04 2010, 05:59AM
No new posts on popular topic
New toy Go to page: 1 2
Experimentonomen
Mon Jan 11 2010, 06:19PM
18 2565 ...
Thu Feb 04 2010, 04:57AM

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.