- 1. [Amps] 8877 Advice (score: 1)
- Author: Kevin LaHaie <klahaie@centricata.com>
- Date: Wed, 30 Jul 2008 21:06:25 -0700
- Lucky Me! (Maybe?) Received a pair of Eimac 8877's from a friend, condition unknown but initial checks show no shorts, and physically one appears to have very little use (lettering still bright, just
- /archives//html/Amps/2008-07/msg00362.html (7,623 bytes)
- 2. Re: [Amps] 8877 Advice (score: 1)
- Author: "Carl" <km1h@jeremy.mv.com>
- Date: Thu, 31 Jul 2008 08:28:32 -0400
- Short of testing in an amp a static test would be the only other reasonably reliable way. At least it tells you it conducts! A test jig still needs to be built so you need a socket, blower, sheet met
- /archives//html/Amps/2008-07/msg00364.html (9,384 bytes)
- 3. Re: [Amps] 8877 Advice (score: 1)
- Author: TexasRF@aol.com
- Date: Thu, 31 Jul 2008 10:41:55 EDT
- A quick hv leakage test will tell you a lot about the tube(s). This is done without filament power, measured between grid and plate. It is important to make sure the current is limited and one easy w
- /archives//html/Amps/2008-07/msg00366.html (9,907 bytes)
- 4. Re: [Amps] 8877 Advice (score: 1)
- Author: "k7rdx" <k7rdx@charter.net>
- Date: Thu, 31 Jul 2008 08:33:03 -0700
- High voltage testing is excellent advice and especially for the large tube pulls that are unknown,or any high voltage component,vacuum variables,vacuum relays,diodes,even doorknobs.Trying an unknown
- /archives//html/Amps/2008-07/msg00368.html (12,921 bytes)
- 5. Re: [Amps] 8877 Advice (score: 1)
- Author: Kevin LaHaie <klahaie@centricata.com>
- Date: Thu, 31 Jul 2008 12:07:56 -0700
- Thanks for all the good advice on determining the health of my 8877's. I have sent an email to Zonumindustries.com to see what the testing service costs, and will share that info with the list. This
- /archives//html/Amps/2008-07/msg00373.html (7,597 bytes)
This search system is powered by
Namazu