[QuadList] Quad Heads--When metal tips gave way to Ferrite... and what role Spin Physics played--

[garyaadams at gmail.com]

David. You are pretty good with this stuff too. Heard that term tossed about a few times. 

Regards. Gary
-----Original Message-----
From: David Crosthwait via QuadList <quadlist at quadvideotapegroup.com>
Sender: "QuadList" <quadlist-bounces at quadvideotapegroup.com>
Date: Thu, 04 Sep 2014 17:34:00 
To: Quad List<quadlist at quadvideotapegroup.com>
Reply-To: David Crosthwait <david at dcvideo.com>,
	Quad List <quadlist at quadvideotapegroup.com>
Subject: Re: [QuadList] Quad Heads--When metal tips gave way to Ferrite...
	and what role Spin Physics played--