PSN-L Email List Message
Subject: Re: Resistive Damping
From: "James Hannon" jmhannon@.........
Date: Thu, 24 Aug 2006 07:05:27 -0500
There is really no reason to cut into the wires to add the damping resistor. Just connect the resistor across whatever the RCA plug is connected to.
---------- Original Message ----------------------------------
From: John Popelish
Date: Wed, 23 Aug 2006 19:21:31 -0400
>Benji Johnson wrote:
>> The coil that I am using is wound with #34 wire, and has a resistance of 2,330 ohms.
>> 1) Is there a technique to cutting through the insulation to get to the wires?
>I use a butane lighter to burn the insulation off, followed by a light
>abrasion by pulling the end from a folded fine sandpaper (600 grit
>silicon carbide). Then it can easily be tinned.
>> 2) Once down to the wire, what is the best way to go about connecting the resistors to the leads?
>I would solder to a pair of flexible lead wires that are anchored to
>the coil with tape.
>> 3) I know that the resistors need to be wired in parallel,
>> but what is the best way to connect the resistors to each other?
> > Twist together, solder, or use a solderless breadboard mounted
>between the leads?
>You might start with a variable resistor soldered to the lead wires.
>That makes adjustment very easy. Once you have found the desired
>response, select a standard resistor with about that value, to replace
>the adjustable. You can connect that final resistor to the terminals
>on the jack that the lead wires terminate on.
>Public Seismic Network Mailing List (PSN-L)
>To leave this list email PSN-L-REQUEST@.............. with
>the body of the message (first line only): unsubscribe
>See http://www.seismicnet.com/maillist.html for more information.
Public Seismic Network Mailing List (PSN-L)
[ Top ]
[ Back ]
[ Home Page ]