Re: 2N3716 vs. 2N3716X

There is an LM317AHV that can handle up to 60 volts.
On Sep 30, 2013 7:19 PM, "John Robertson" <pinball@telus.net> wrote:

> Well, I was just looking at the 6400 schematics that I have and it
> certainly looks like the LV2000 could work for it too with modifications
> for R3 and R4 to bring it up to the required 47V (adjustable range +/-
> 10V?) regulated voltages. The LM317 can't handle more than 37V difference
> between input/output so someone would have to do the calculations. Back
> diodes on the capacitors and 317 would help protect it during powerdown.
>
> Of course now the LV2000 is all surface mount, not like the old kits so
> might be a bit harder. Or do they still sell kits?
>
> The original question was about using the "X" version of the transistors,
> certainly on the higher voltage 6400 one does need to match better, and
> probably add a clamp circuit to the inputs similar to used on some of the
> GO8s to prevent overswing inputs...
>
> John :-#)#
>
> On 09/30/2013 4:40 PM, David Shoemaker wrote:
>
> Your also off by 300 on the monitor.
>
> The lv2000 is for the 6100 the original question was about the uber rare
> 6400 which I don't think has a LV upgrade available.
>
> David :-)=
> ------------------------------
> From: John Robertson <pinball@telus.net>
> Sent: 9/30/2013 3:54 PM
> To: vectorlist@vectorlist.org
> Subject: Re: VECTOR: 2N3716 vs. 2N3716X
>
> LV2000 - only off by 1000, hardly a big difference! (ducking)
>
> http://www.vector-repair.com/
>
> Interesting, there is now an LV2000 -Light.
>
> John ;-#)#
>
> On 09/30/2013 12:17 PM, David Shoemaker wrote:
>
> Is there a lv1000 for the 6400?
>
>
> David :-)=
> ------------------------------
> From: John Robertson <pinball@telus.net>
> Sent: 9/30/2013 10:45 AM
> To: vectorlist@vectorlist.org
> Subject: Re: VECTOR: 2N3716 vs. 2N3716X
>
> On 09/29/2013 5:40 AM, Jeffrey Matthews wrote:
> > Hi;
> > I searched the usual forums (and Google) but did not find much
> > information regarding a 2N3716 vs. 2N3716X transistor as used in the
> > WG6400 application. I found a spec sheet (after some searching) for a
> > 2N3716X and the only difference that I can find, (it is an abridged
> > spec sheet - not complete) is that the 2N3716 has a hfe 0f 4.0 to
> > ----, (no end number given) and the "X" has a hfe of 50 to 200.
> > Is it safe to assume the "standard" transistor will work in place of
> > the "X" version?
> > Does anyone have full spec sheets for the 2N3716X and the 2N3792X
> > transistors?
> > Thanks in advance.
> > Jeff
>
> "X" was the extended range (special selection). I see no need for it if
> you have the LV1000 kit installed...
>
> John :-#)#
>
> --
> John's Jukes Ltd. 2343 Main St., Vancouver, BC, Canada V5T 3C9
> Call (604)872-5757 or Fax 872-2010 (Pinballs, Jukes, VideoGames)
> www.flippers.com
> "Old pinballers never die, they just flip out"
>
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>
> --
> John's Jukes Ltd. 2343 Main St., Vancouver, BC, Canada V5T 3C9
> Call (604)872-5757 or Fax 872-2010 (Pinballs, Jukes, VideoGames)
> www.flippers.com
> "Old pinballers never die, they just flip out"
>
>
>
> --
> John's Jukes Ltd. 2343 Main St., Vancouver, BC, Canada V5T 3C9
> Call (604)872-5757 or Fax 872-2010 (Pinballs, Jukes, VideoGames)
> www.flippers.com
> "Old pinballers never die, they just flip out"
>
>

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Received on Mon Sep 30 20:54:17 2013