X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 15 Apr 2009 18:35:30 -0400 Message-ID: X-Original-Return-Path: Received: from imr-m08.mx.aol.com ([64.12.138.210] verified) by logan.com (CommuniGate Pro SMTP 5.2.13) with ESMTP id 3581899 for lml@lancaironline.net; Wed, 15 Apr 2009 09:20:35 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.138.210; envelope-from=Sky2high@aol.com Received: from imo-da04.mx.aol.com (imo-da04.mx.aol.com [205.188.169.202]) by imr-m08.mx.aol.com (v107.10) with ESMTP id RELAYIN2-349e5def15; Wed, 15 Apr 2009 09:19:45 -0400 Received: from Sky2high@aol.com by imo-da04.mx.aol.com (mail_out_v40_r1.5.) id q.c7c.49f7358e (42805) for ; Wed, 15 Apr 2009 09:19:34 -0400 (EDT) From: Sky2high@aol.com X-Original-Message-ID: X-Original-Date: Wed, 15 Apr 2009 09:19:33 EDT Subject: Re: [LML] Re: spike suppresion diodes X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1239801573" X-Mailer: AOL 9.1 sub 5006 X-Spam-Flag:NO X-AOL-IP: 205.188.169.202 -------------------------------1239801573 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en Drat, too bad I didn't know about these in 1995. Grayhawk the miserable. PS This is why the annual inspection takes longer each year. Better stuff= . In a message dated 4/15/2009 6:52:03 A.M. Central Daylight Time, n5zq@verizon.net writes: Consider these instead of diodes. _http://www.periheliondesign.com/suppressors/SnapJack.pdf_ (http://www.periheliondesign.com/suppressors/SnapJack.pdf) Bill Harrelson N5ZQ 320 1,650 hrs N6ZQ IV under construction ----- Original Message ----- From: _terrence o'neill_ (mailto:troneill@charter.net) To: _lml@lancaironline.net_ (mailto:lml@lancaironline.net) Sent: Wednesday, April 15, 2009 12:44 AM Subject: [LML] Re: spike suppresion diodes Hi Gene, The post from Scott and the schematic doesn't have the spec for the diode= on it, but I recall talking to a local electronic guru who assured me tha= t a diode from Radio Shack would work to prevent the high voltage spikes...= but that info is at the airport. The problem I had was because I had wired the landing gear so that I coul= d pull the breaker for the hydraulic pump, while the master eminedremained= on. The master runs continuous 12v through the solenoids, which are not= continuous duty, and I melted the down solenoid, while adjusting the gear= light switches. That caused me to realize that what Scott said was true.... the only way= to prevent this happening was to wire the solenoids after the big 50a breaker for the hydraulic motor ... which I did. Thus, as soon as the pu= mp increases the pressure enough the pressure switches cut off voltage to th= e solenoids. I also replaced the melted solenoid. And to obviate the spikes, wired a= diode into the plus side of the solenoid... will check the diode tomorro= w at the airport. Terrence L235/320 N211AL ----- Original Message ----- From: _genemartin_ (mailto:genemartin@enid.com) To: _lml@lancaironline.net_ (mailto:lml@lancaironline.net) Sent: Tuesday, April 14, 2009 20:06 Subject: [LML] spike suppresion diodes Does anyone have a part# for the Diodes. I was going to place a order wit= h Mouser but am overwhelmed by the 20 some pages of diodes. Terrence you posted you saved a schematic from Scott K. could you or Scott post that again, I remember seeing it and thought I saved it but ca= n't find it . Gene Martin LNC2/320 **************Great deals on Dell=E2=80=99s most popular laptops =E2=80=93= Starting at $479 (http://pr.atwola.com/promoclk/100126575x1220631252x1201390195/aol?redir= =3Dhttp:%2F%2Fad.doubleclick.net%2Fclk%3B213968550%3B35701427%3Bh) -------------------------------1239801573 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en
Drat, too bad I didn't know about these in 1995.
 
Grayhawk the miserable.
 
PS This is why the annual inspection takes longer each year. Bet= ter stuff.
 
In a message dated 4/15/2009 6:52:03 A.M. Central Daylight Time, n5zq@verizon.net writes:
 
Bill Harrelson
N5ZQ 320 1,650 hrs
N6ZQ  IV under construction=
 
 
 
 
----- Original Message -----
Sent: Wednesday, April 15, 2009= 12:44 AM
Subject: [LML] Re: spike suppre= sion diodes

Hi Gene,
 
The post from Sco= tt and the schematic doesn't have the spec for the diode on it, but I recall talk= ing to a local electronic guru who assured me that a diode from Radio Shack= would work to prevent the high voltage spikes... but that info is at the airport.
The problem I had= was because I had wired the landing gear so that I could pull the bre= aker for the hydraulic pump, while the master eminedremained on. = The master  runs continuous 12v through the solenoids, which are not= continuous duty, and I melted the down solenoid, while adjusting the= gear light switches.
That caused me to= realize that what Scott said was true.... the only way to prevent this happeni= ng was to wire the solenoids after the big 50a breaker for the hydraul= ic motor ... which I did.  Thus, as soon as the pump increases the= pressure enough the pressure switches cut off voltage to the solenoids.
I also repla= ced the melted solenoid.  And to obviate the spikes, wired a diode into= the plus side of the solenoid... will check the diode  tomorrow at th= e airport.
Terrence <= /DIV>
L235/320 N211AL
 
----- Original Message -----
<= B>From: genemartin
To: lml@lancaironline.net
Sent: Tuesday, April 14, 2009= 20:06
Subject: [LML] spike suppresi= on diodes

Does anyone have a part# for the Di= odes. I was going to place a order with Mouser but am overwhelmed by the 20= some pages of diodes.
 Terrence you posted you saved= a schematic from Scott K. could you or Scott post that again, I= remember seeing it and thought I saved it but can't find it .=
Gene Martin
LNC2/320

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