Search String: Display: Description: Sort:

Results:

References: [ +from:g0fvt@lisney.org.uk: 4 ]

Total 4 documents matching your query.

1. [Amps] soft start circuits (score: 1)
Author: "David Lisney" <g0fvt@lisney.org.uk>
Date: Thu, 8 Jan 2004 17:04:35 -0000
Hi, I have used soft start in a big 13.8v power supply, it uses much the same VA rating transformer that a medium sized linear would use (about 2500-3000VA). In my example mains (240v) is initially a
/archives//html/Amps/2004-01/msg00092.html (7,689 bytes)

2. [Amps] Deteriorating Electrolytics in PCs etc (score: 1)
Author: "David Lisney" <g0fvt@lisney.org.uk>
Date: Sun, 18 Jan 2004 00:54:35 -0000
Hi, I have replaced a few hundred electrolytics in PC motherboards, quite a few ABIT boards and an HP. Symptoms as described elsewhere on here... random lockups etc. I have a sketchy website www.lisn
/archives//html/Amps/2004-01/msg00175.html (7,188 bytes)

3. [Amps] Re: Amps Digest, Vol 13, Issue 27 (score: 1)
Author: "David Lisney" <g0fvt@lisney.org.uk>
Date: Sun, 18 Jan 2004 23:35:20 -0000
Hi, my FT102 had wafers out of line apparently when I bought it, the preselect seemed intermittent resulting in a "deaf" receiver and no transmit, the fault was merely that the shaft coupling was loo
/archives//html/Amps/2004-01/msg00180.html (7,045 bytes)

4. [Amps] Re: Amps Digest, Vol 21, Issue 44 (score: 1)
Author: "David Lisney" <g0fvt@lisney.org.uk>
Date: Sat, 18 Sep 2004 07:30:14 +0100
My little tetrode amp has two mains transformers, one for heater, grid bias and screen volts, the other for HT and the various relay supplies. So the second transformer is not powered until warm up p
/archives//html/Amps/2004-09/msg00319.html (7,420 bytes)


This search system is powered by Namazu