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: 28
  • 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!
GODSFUSION (37)
Zajcek (37)
ElectroDog (33)
sportcoupe (56)


Next birthdays
04/30 BlakFyre (36)
04/30 SENTRY (31)
05/01 Shaun (34)
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  3 4 5 6 7 8 9 10 11 12  last
Create a new topic
  Topic Starter Replies Views Last Post
No unread posts
Gerber and drill files.
Patrick
Sat Nov 25 2017, 03:33AM		 9 799 Patrick
Sun Nov 26 2017, 11:04PM
No unread posts
Refreshment of rechargeable batteries?
Physikfan
Sun Nov 19 2017, 12:25PM		 4 694 Carbon_Rod
Sun Nov 19 2017, 10:28PM
No unread posts
Order out of chaos when drinking tea
Physikfan
Tue Nov 14 2017, 03:47PM		 6 773 Physikfan
Thu Nov 16 2017, 02:55PM
No unread posts
Cyclical temperature change in a sound wave
klugesmith
Wed Aug 30 2017, 02:20AM		 5 1007 Uspring
Wed Nov 08 2017, 09:12AM
No unread posts
Which 3D printer do you have? (if you have one)
Slava
Sat Oct 21 2017, 10:58PM		 7 940 IamSmooth
Fri Nov 03 2017, 12:27AM
No unread posts
A generator with a resonance capacitor
Plasma
Sun Oct 29 2017, 05:36PM		 7 752 radiotech
Tue Oct 31 2017, 05:56AM
No new posts on popular topic
Rewinding MOT Go to page: 1 2
the_anomaly
Tue Oct 24 2017, 12:26AM		 13 2362 radiotech
Sat Oct 28 2017, 12:57AM
No unread posts
conditioning power from generator
IamSmooth
Wed Oct 18 2017, 12:48AM		 6 915 klugesmith
Thu Oct 19 2017, 05:15PM
No new posts on popular topic
soldering gun Go to page: 1 2
Omicron
Thu Mar 02 2006, 12:05AM		 15 3927 Conundrum
Sun Oct 15 2017, 06:41AM
No unread posts
Tektronix 284 pulse generator-problems with the fast pulse
Physikfan
Wed Oct 04 2017, 09:06AM		 6 1417 Physikfan
Sat Oct 14 2017, 10:06PM
No new posts on popular topic
Li-ion charger with vacuum tubes? Go to page: 1 2
Conundrum
Fri Sept 08 2017, 05:25AM		 10 1531 Conundrum
Sat Oct 14 2017, 06:27AM
No unread posts
How would you guys convert a high voltage high current pulse to a stable voltage source.
Plasma
Mon Sept 25 2017, 02:23AM		 7 758 radiotech
Thu Oct 05 2017, 07:09AM
No unread posts
External trigger of a Tektronix 11401
Physikfan
Sat Sept 23 2017, 06:11PM		 2 493 Blackcurrant
Mon Sept 25 2017, 12:01AM
No unread posts
Problems with built in batteries of a Tektronix 11801 Sampling Oscilloscope
Physikfan
Mon Sept 18 2017, 11:37AM		 8 1480 Hazmatt_(The Underdog)
Fri Sept 22 2017, 02:24AM
No unread posts
Pulse rise time of a HP8133A by Tek 11403, TDS 820 and Tek 11801
Physikfan
Sun Sept 17 2017, 07:25AM		 3 725 Physikfan
Sun Sept 17 2017, 08:27PM
No unread posts
Cryogenic pressure gasket material.
Patrick
Sat Sept 16 2017, 09:37PM		 5 646 ...
Sun Sept 17 2017, 07:18PM
No unread posts
Amplifier circuit problem
Mcanderson
Thu Sept 14 2017, 10:51AM		 7 785 Sulaiman
Sun Sept 17 2017, 10:48AM
No unread posts
Wireless charging past 10 feet on a phone
Conundrum
Tue Sept 12 2017, 04:47AM		 5 886 Sulaiman
Fri Sept 15 2017, 09:44AM
No new posts on popular topic
Sampling Oscilloscope Tektronix 11801, 12.5 GHz, 28ps rise time Go to page: 1 2
Physikfan
Sun Feb 26 2017, 04:25PM		 10 2363 klugesmith
Wed Sept 13 2017, 11:11AM
No new posts on popular topic
Liquid Oxygen. Go to page: 1 2
Patrick
Sat Jul 15 2017, 09:23PM		 13 1866 Patrick
Mon Sept 11 2017, 06:30PM
No unread posts
Safety of Tesla coil and Slayer exciter
Patric
Thu Sept 07 2017, 02:43PM		 7 834 Patric
Mon Sept 11 2017, 08:36AM
No new posts on popular topic
Need help with LED lights on ATV Go to page: 1 2
bomber315
Tue Sept 05 2017, 01:06PM		 15 1773 Conundrum
Sun Sept 10 2017, 11:25AM
No unread posts
Hacking the IKEA 2000 W induction stove
Mads Barnkob
Mon Aug 14 2017, 06:44AM		 6 2204 Mads Barnkob
Tue Sept 05 2017, 05:47AM
No unread posts
Condensor microphone with an audio analyzer
Physikfan
Sun Aug 27 2017, 12:26PM		 9 1528 Sulaiman
Thu Aug 31 2017, 06:45AM
No new posts on popular topic
Smoke und fire after switching on old electronics TEK DSA 602 Go to page: 1 2
Physikfan
Tue Aug 01 2017, 11:51AM		 19 2802 Physikfan
Thu Aug 24 2017, 08:48AM
first  3 4 5 6 7 8 9 10 11 12  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.