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: 22
  • Members: 0
  • Newest Member: omjtest
  • Most ever online: 396
    Guests: 396, Members: 0 on 12 Jan : 12:51
Members Birthdays:
No birthdays today

Next birthdays
05/14 hvguy (42)
05/14 thehappyelectron (15)
05/14 Justin (2025)
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  148 149 150 151 152 153 154 155 156 157  last
Create a new topic
  Topic Starter Replies Views Last Post
No unread posts
My power supply vs the average wall wort.
MikeT1982
Sat Aug 11 2007, 06:51AM		 7 750 GreySoul
Sat Aug 11 2007, 06:16PM
Closed topic
sequential lights
Ryan Arlis
Sat Aug 11 2007, 04:03AM		 3 631 Bjørn
Sat Aug 11 2007, 07:48AM
No unread posts
2 HID and Fluorescent Lighting Questions
MikeT1982
Fri Aug 10 2007, 07:19AM		 3 672 Steve Conner
Fri Aug 10 2007, 10:06AM
No unread posts
Odd LED Display
Dave Marshall
Thu Aug 09 2007, 10:22PM		 4 755 Capper
Thu Aug 09 2007, 11:41PM
No unread posts
Maximum Power Point Tracking for Solar Applications (and tomatoes!)
thedatastream
Wed Aug 08 2007, 01:13PM		 8 829 Electroholic
Thu Aug 09 2007, 10:29PM
No unread posts
High refractive index plastics and nonimaging light concentrators
JimmyH
Wed Aug 08 2007, 10:47PM		 4 645 JimmyH
Thu Aug 09 2007, 10:29PM
No unread posts
Camera CCD question
Dr. Dark Current
Tue Aug 07 2007, 12:25PM		 5 785 HV Enthusiast
Thu Aug 09 2007, 05:39PM
No new posts on popular topic
900 Mhz Video Downlink Interfering with 2.4 Ghz Uplink Go to page: 1 2
Execration
Sat Jul 28 2007, 11:03PM		 13 1493 Steve Conner
Thu Aug 09 2007, 10:03AM
No unread posts
Has anyone here tried to drive a Nd:YAG crystal with a diode laser?
Carbon_Rod
Wed Aug 08 2007, 08:49AM		 4 674 ...
Wed Aug 08 2007, 05:59PM
No unread posts
Smoothing capacitors in a Small DC Power supply
MikeT1982
Sun Aug 05 2007, 06:09AM		 6 755 Simon
Wed Aug 08 2007, 06:28AM
No unread posts
Ok to "Juice" my NST's to 140volts from a Variac for that extra bit I need?
MikeT1982
Sat Jul 28 2007, 06:32AM		 7 876 cbfull
Tue Aug 07 2007, 12:54PM
No new posts on popular topic
Fishfeeding contraption Go to page: 1 2 3
ragnar
Mon Jul 23 2007, 06:22AM		 21 3278 ragnar
Tue Aug 07 2007, 02:11AM
No new posts on popular topic
SSY Laser Go to page: 1 2 3 4 5 6
Will1234
Tue Jun 19 2007, 08:12PM		 52 3833 Will1234
Mon Aug 06 2007, 05:53PM
No unread posts
Optimizing an ammonium persulphate etch
ragnar
Sun Aug 05 2007, 07:33AM		 5 732 ragnar
Mon Aug 06 2007, 05:28AM
No unread posts
help finding replacement mosfets
Electroholic
Sat Aug 04 2007, 08:16AM		 3 747 Terry Fritz
Sat Aug 04 2007, 11:35PM
No new posts on popular topic
SCR question Go to page: 1 2
Danielle
Fri Aug 03 2007, 03:01PM		 10 1306 ...
Sat Aug 04 2007, 11:13PM
No unread posts
2 Diode Questions
MikeT1982
Sat Aug 04 2007, 12:32AM		 6 712 Wolfram
Sat Aug 04 2007, 01:28PM
No unread posts
A dumb circuit question.
MikeT1982
Sat Aug 04 2007, 12:36AM		 3 685 Sulaiman
Sat Aug 04 2007, 12:57AM
No new posts on popular topic
SMPS Help Go to page: 1 2
Jrz126
Wed Aug 01 2007, 11:53AM		 10 1312 Marko
Fri Aug 03 2007, 02:54PM
No unread posts
How to choose values of Voltage Doubler's Caps?
MikeT1982
Wed Aug 01 2007, 01:54AM		 5 776 Steve Conner
Wed Aug 01 2007, 11:54AM
No unread posts
"The Athens Affair"
thedatastream
Tue Jul 31 2007, 08:18AM		 2 675 ...
Tue Jul 31 2007, 02:42PM
No new posts on popular topic
Peltier Controller Go to page: 1 2 3
Eric
Wed Jul 18 2007, 06:04PM		 22 2611 Bjørn
Sat Jul 28 2007, 10:06PM
No unread posts
Capacitor Charging vs. Resistors Drawing dilemma.
MikeT1982
Fri Jul 27 2007, 12:05AM		 4 1029 MikeT1982
Fri Jul 27 2007, 08:45PM
No unread posts
success with dc restore gatedrive
Reaching
Fri Jul 27 2007, 05:27PM		 3 858 Reaching
Fri Jul 27 2007, 07:41PM
No unread posts
Power resistor pulse rating
TheMerovingian
Wed Jul 25 2007, 07:55PM		 5 933 Marko
Fri Jul 27 2007, 12:47PM
first  148 149 150 151 152 153 154 155 156 157  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.