Re: Grid Dip Oscillator

From: 	Malcolm Watts[SMTP:MALCOLM-at-directorate.wnp.ac.nz]
Sent: 	Wednesday, December 03, 1997 4:12 PM
To: 	Tesla List
Subject: 	Re: Grid Dip Oscillator

Hello Ed,

> From:   Edward V. Phillips[SMTP:ed-at-alumni.caltech.edu]
> Sent:   Monday, December 01, 1997 1:50 PM
> To:     tesla-at-pupman-dot-com
> Subject:    Re: Grid Dip Oscillator
> "
> "All the GDOs I've ever used are hand held beasts. The point I was
> attempting to make was that in using one, *you* have to get
> physically close to the coil and as we all know, that certainly *does*
> alter the coil's characteristics markedly. Having said that, perhaps
> there are GDOs one can operate remotely ???"
>         GDO's begin to dip at kQ much less than  1, and really
> don't upset the resonant frequency!  Hand-capacity is probably
> more of a problem with a long solenoid,

That is precisely what I was trying to say. The problem ain't the 
GDO, it's the proximity of *the person*.