ARP 4014 Ringmod

[David Halliday (Volt Computer)]

A few minutes search for the name on IBM's patent server came up with this:

http://www.patents.ibm.com/details?pn=US05414373__&language=en

Basic design, flowcharts for the logic, etc...

There are three others to look at too.



-----Original Message-----
From: Quint [mailto:qfulsom at usa.net]
Sent: Tuesday, March 30, 1999 3:27 PM
To: Paul Schreiber; WeAreAs1 at aol.com
Cc: synthDIY
Subject: Re: ARP 4014 Ringmod


Maybe you could just post the schematics for us Paul!  Couldn't resist ha
ha!  Pretty cool I will DEFINETELY check one out.
Quint


----- Original Message -----
From: Paul Schreiber <synth1 at airmail.net>
To: <WeAreAs1 at aol.com>
Cc: synthDIY <synth-diy at mailhost.bpa.nl>
Sent: Friday, March 12, 1999 7:27 AM
Subject: Re: ARP 4014 Ringmod


> If you go to Radio Shack, all of their DVM above $50 have Auto Transistor
> ID.
>
> You plug it in *any lead orientation*, it then runs a little algorithm. It
> will show you:
>
> 1) PNP or NPN
> 2) which lead is what
> 3) DC Hfe of the part
>
> Cool! Of course, I designed it! (and got 4 patents to boot!!)
>
> Paul Schreiber
> Synthesis Technology
>
>