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  1. Replies
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    Re: 16 bits Worth It? & Mounting Station Options

    Neither of those two scanners can do 16bit. Both are 12bit.
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    Re: Supreme II File Size Limit

    I don't have the scanner but the math should be pretty simple. If the limiting factor is only max. filesize (3.5G), saving to tiff (lets assume plain format - no compression) uses 16bits (2 bytes)...
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    Re: USAF-1951 drum scanned?

    Howtek 4500 (you need to click on images to see full res scans)...

    4000dpi, 6m aperture:

    https://live.staticflickr.com/65535/51488689362_f4a8780de1_c.jpg

    4000dpi, 13m aperture:
    ...
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    Re: DPL users/owners of Howtek/Aztek scanners

    Well, you CAN do it without the tool. All you need is a drum and lots of time since you won't be able to do adjustments in "real time". Instead, you bring the drum in position (so the drum is between...
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    Re: DPL users/owners of Howtek/Aztek scanners

    FYI, you can put together a PC and use a number of SCSI cards that are proven to play nicely with Howtek scanners. All that for half the cost of a Ratoc SCSI-USB adapter alone.
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    144,721

    Re: DPL users/owners of Howtek/Aztek scanners

    I posted what I have a few posts back. I'm not aware of any other version of field service test for 4000/4500...
  7. Replies
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    Re: DPL users/owners of Howtek/Aztek scanners

    There is no FST for windows, DOS only.
  8. Replies
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    Re: DPL users/owners of Howtek/Aztek scanners

    Then why didn't you say so in the first place ;)

    https://www.dropbox.com/s/98gnkyu4e0j7f4d/Field_Service_Tests_D4000_4500.zip?dl=0
  9. Replies
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    Re: DPL users/owners of Howtek/Aztek scanners

    You can't run FST4500.exe from Windows XP. You need to make a system floppy disk, boot the computer off the floppy disk and then run FST.
  10. Replies
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    144,721

    Re: DPL users/owners of Howtek/Aztek scanners

    Well, after a few days of swapping various SCSI cards, drivers, etc. I located the problem. It was the wnaspi32.dll file in C:\Windows\system32\ that was a problem. I needed to stop and delete...
  11. Replies
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    Re: DPL users/owners of Howtek/Aztek scanners

    Can fellow DPL users share experience on max. horizontal dimension (in direction of drum rotation) of scans with DPL?

    Whenever I scan anything that is longer than 10.992px (so that would be like...
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    144,721

    Re: DPL users/owners of Howtek/Aztek scanners

    Replacing Fusion drive with a SSD in an iMac is not something you can do on your own without voiding warranty (besides the fact that it involves a few steps that could easily damage the computer).
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    144,721

    Re: DPL users/owners of Howtek/Aztek scanners

    I was having an intermittent problem with banding in red channel. It would cure itself eventually (well, I did various things like changing bulbs, cleaning and greasing the rails and lead screw,...
  14. Re: [Imacon Precision II] Calibration Sheet, and a Few Other Questions

    Isn't Precision II 5.760dpi for 35mm, 3.200dpi for MF and 1.800dpi for 4x5" film?
  15. Re: Copal 0 shutter arm not returning to its resting position

    Thank you!

    Not sure if I will attempt to open the shutter to find out what's broken, though...
  16. Copal 0 shutter arm not returning to its resting position

    Newbie in LF here.

    I got a Rodenstock Grandagon 90/6.8 with Copal 0 shutter from eBay a couple of months ago. Not knowing this stuff I thought everything was OK, until I developed first film...
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