Search String: Display: Description: Sort:

Results:

References: [ +from:Juan: 6 ]

Total 6 documents matching your query.

1. [RFI] HF Oscilator driven lighting lamps (score: 1)
Author: Juan, EA5RS" <ea5rs@chusuk.arrakis.es (Juan, EA5RS)
Date: Fri, 1 May 1998 12:51:49 +0000
I remember reading years ago a note in QST regarding the launch of a lighting lamp driven by HF energy. Does anyone know if this kind of systems are now widely used? What are the EMC requirements imp
/archives//html/RFI/1998-05/msg00000.html (7,434 bytes)

2. [RFI] Help on speed drive motor controller RFI (score: 1)
Author: "Juan EA5RS" <ea5rs@ono.com>
Date: Sun, 28 Jan 2007 00:00:24 +0100
A new water pumping station using a variable speed drive was recently installed on the roof of the apartment building where I live, just a few meters from my HF antennas. RFI from the speed drives is
/archives//html/RFI/2007-01/msg00022.html (7,047 bytes)

3. Re: [RFI] Help on speed drive motor controller RFI (score: 1)
Author: "Juan EA5RS" <ea5rs@ono.com>
Date: Mon, 29 Jan 2007 23:00:54 +0100
Thank you very much for all responses, both direct and thru the reflector. It was very enlightning to hear your opinions. When I said the speed controller did not have any RFI filters fitted, I meant
/archives//html/RFI/2007-01/msg00031.html (11,652 bytes)

4. Re: [RFI] I. C. E. products question (score: 1)
Author: "Juan EA5RS" <ea5rs@ono.com>
Date: Wed, 2 Jan 2008 01:49:52 +0100
I have recently measured a couple of ICEs419 (6 band switched BPF) and a Dunestar600 (similar to the 419) with an accurrate Vector Network Analyzer. While frequency response is similar between both m
/archives//html/RFI/2008-01/msg00003.html (8,418 bytes)

5. Re: [RFI] I. C. E. products question (score: 1)
Author: "Juan EA5RS" <ea5rs@ono.com>
Date: Wed, 2 Jan 2008 07:58:44 +0100
Dunestar 200w (as stated in Power Ratings chapter in manual) W3NQN 200w (not 100% sure) But those figures might not be very significant, Under a severe load mismatch, their worst case condition as fa
/archives//html/RFI/2008-01/msg00005.html (8,500 bytes)

6. [RFI] Fence wire material advice (score: 1)
Author: "Juan EA5RS" <ea5rs@ono.com>
Date: Thu, 15 Oct 2015 20:50:25 +0200
I am going to install a 2m high metal fence around the area (20m by 20m) containing shack building and initial towers in our new contest station where we will operate M/S, so must be able to hear wel
/archives//html/RFI/2015-10/msg00032.html (6,747 bytes)

Current List: 1 - 6
Page: [1]
This search system is powered by Namazu