Thanks Marcos.
----- Original Message ----- 
From: "Marcos Sueiro" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, May 27, 2006 7:57 AM
Subject: Re: [ARSCLIST] lateral cut switch


> Here is a good explanation of the principle (3rd paragraph) and how to do 
> it.
>
> <http://perso.wanadoo.fr/jlf/erepro2.htm>
>
> --On Friday, May 26, 2006 1:40 PM +0200 George Brock-Nannestad 
> <[log in to unmask]> wrote:
>
>> From: Patent Tactics, George Brock-Nannestad
>>
>> Hi Phillip and Graeme,
>>
>>
>> you posted:
>>>
>>> On 26/05/2006 you wrote;
>>>
>>> ph> Cool cartridge/headshell modification.  I never would've
>>> ph> thought of this.  Now how does it work (so I can do it)?
>>>
>>> I wouldn't recommend you do this, it raises the mass of the headshell
>>> by some considerable degree (the switch probably weighs more than the
>>> headshell) and this is not a good idea at all.  Far better to place
>>> the switch further down the line.
>>>
>>
>>
>> ----- actually it is a good idea. It enables the reversal of polarity of
>> the  floating (non-grounded) coil in a stereo pickup, thereby enabling
>> summing to  vertical instead of horizontal. I have used it for 30+ years,
>> only, precisely  because of the mass you mention, Graeme, mine is a
>> switch I obtained from a  company that manufactures hearing aids, with no
>> metal, except for switch  blades and contact points (gold, rather than
>> silver).  The rest is plastic.  Soldering needed precision work. I did
>> not have a preamplifier that permitted  doing reversal at the time.
>>
>> Kind regards,
>>
>>
>> George
>
>
>
> Marcos
> http://tinyurl.com/kqdbk
>
>