Zenith 7H822 Dial light?

Register

Guest Join Us

Hello Guest,

Please feel free to join us!
There are many more parts of the Phorum that only members can see.

Thread Rating:

0 Vote(s) - 0 Average
1
2
3
4
5

Linear Mode

Zenith 7H822 Dial light?

morzh
Odobenus rosmarus

Posts: 15,816
Threads: 554
Joined: Oct 2011
City: Jackson, NJ

#8

04-04-2014, 06:52 PM

Brenda

It may run fine but it is out of specs. If you have 6 to 12V AC across the LED and it is reversed then you are exceeding the max reverse voltage which for most LED lamps is 4-5V. Hence the diode.

(This post was last modified: 04-04-2014, 06:53 PM by morzh.)

Find

« Next Oldest | Next Newest »

Messages In This Thread

Zenith 7H822 Dial light? - by Eric Adams - 03-31-2014, 05:41 PM

RE: Zenith 7H822 Dial light? - by BrendaAnnD - 03-31-2014, 07:08 PM

RE: Zenith 7H822 Dial light? - by Eric Adams - 03-31-2014, 07:17 PM

RE: Zenith 7H822 Dial light? - by morzh - 03-31-2014, 09:50 PM

RE: Zenith 7H822 Dial light? - by BrendaAnnD - 04-01-2014, 04:15 PM

RE: Zenith 7H822 Dial light? - by codefox1 - 04-04-2014, 03:20 PM

RE: Zenith 7H822 Dial light? - by Eric Adams - 04-04-2014, 05:32 PM

RE: Zenith 7H822 Dial light? - by morzh - 04-04-2014, 06:52 PM

View a Printable Version

Users browsing this thread: 1 Guest(s)

Recent Posts
Philco 42-1008 conversion kit
I read about a kit to convert the variable speed changer in the Philco 42-1008 into a single speed unit. That would rem...alangard — 09:30 PM
HiFi (Chifi) tube amp build - but my own design.
Tim Well...a chassis is metal. Magnetic or not, it does not matter. A transformer has some hum to it. It is natural....morzh — 08:40 PM
Hickok AC51 tube tester
I thought the 83 tube was bad because it looked white but it tests strong. Blue gassy though. I checked the fuse, it was...martinj — 08:37 PM
Shadow Meter Bulb
Ross I am not sure what current limiting effect the incandescent provides. They are two different parts of the sch...morzh — 08:31 PM
12' Philco
Bob Thanks for that photo. I have been looking for it, and I cannot find anythinmg on the web. I forgot it was here...morzh — 08:29 PM
Shadow Meter Bulb
I think after all has been said, I will use the same bulb that is specified for the dial pilot light which is a #55. I ...georgetownjohn — 07:31 PM
12' Philco
There was also this Philco! klondike98 — 07:25 PM
HiFi (Chifi) tube amp build - but my own design.
I expected a challenge and this is just part of it. But, it's also supposed to be fun, entertaining, informative and enj...TV MAN — 07:12 PM
Shadow Meter Bulb
Butting in here with a question. Since the shadow meter is connected directly to the 1st and 2nd I.F.'s wouldn't the met...RossH — 06:43 PM
HiFi (Chifi) tube amp build - but my own design.
Mike, Tim; you are about to enter the twilight zone. Doo doo doo doo, doo doo doo doo This is something alright. I'm go...RodB — 06:26 PM

Who's Online
There are currently no members online.