Re: [OM] M15V and MD2 Technical details

[Jim Couch]

Thaty matches my experience John. You really need the 18v control grip 
to get 5fps. That is with an MD-1.
Jim

John Hermanson wrote:

> OM-2 at manual/auto 1000 will easily outpace a 2S with MD-1.  OM-1 with
> mirror locked @ 1000 will give close to 5 fps (though maybe only with 18V
> grip, not sure.)
> ----------------------------------------------------
> John Hermanson  www.zuiko.com
> mail:  omtech@xxxxxxxxx
> Camtech, Olympus Sales & Service since 1977
> 21 South Lane, Huntington NY 11743-4714
> 631-424-2121  Turnaround 4-5 weeks
> ----------------------------------------------------
> ----- Original Message ----- 
> From: "Julian Davies" <julian_davies@xxxxxxxxxxxxxx>
> To: <olympus@xxxxxxxxxxxxxxx>
> Sent: Sunday, August 17, 2003 4:27 PM
> Subject: Re: [OM] M15V and MD2 Technical details
>
>
>  
>
> > Max frame rate for OM2 is 4fps. This according to the first version of the
> > MD manual and Pangerl (plus my and now your measurements) . The assumption
> > that 5 is available is down to clever wording in version 2 onwards of the
> >    
> MD
>  
>
> > manual. 5 is for an OM1 with the mirror locked up.
> > Experiments with later bodies indicates that none is significantly faster
> > than the OM2, so the 5fps claim for the motors is true only for OM1. Try
> >    
> it
>  
>
> > and lock the mirror up while winding. The difference is VERY obvious, and
> > from a winding / releasing point of view, it's the same camera as an OM2.
> > Pretty much the same as a 2S, 3(Ti) 4(Ti) as well, come to that.
> >
> > Julian
> > ----- Original Message ----- 
> > From: "Hughes" <hi100@xxxxxxxxxxxxx>
> > To: "Olympus List" <olympus@xxxxxxxxxxxxxxx>
> > Sent: Sunday, August 17, 2003 3:13 PM
> > Subject: [OM] M15V and MD2 Technical details
> >
> >
> >    
> >
> > > Measured over 36 frames in sequence mode, the average FPS was only ~4FPS
> > >      
> > (9sec), lower than the
> >    
> >
> > > spec of 5FPS (~7.2sec). Probably slower due to older cells with higher
> > >      
> > resistance. But this also
> >    
> >
> > > implies a higher peak current with new cells.
> > > Out of interest I reran the current tests with a DC regulated suppply
> > >      
> > (~2A) connected in parrallel
> >    
> >
> > > with the 15V cells to increase peak current and improve regulation.
> > >      
> > Average frame rate over 36
> >    
> >
> > > frames was still below 5FPS (~4.4) but peak current almost doubled (5A+)
> > >      
> > and voltage was almost
> >    
> >
> > > constant at peak current. Running the same setup but off the MAC control
> > >      
> > intervalometer the camera
> >    
> >
> > > ran ok at the intervalometer max speed (4FPS). The MAC runs about 17V
> > >      
> > unloaded using an
> >    
> >
> > > unregulaterd internal supply with an internal 12.4VAC 2A transformer.
> > >      
>
>
> < This message was delivered via the Olympus Mailing List >
> < For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
> < Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
>
>
>  

< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >