Re: SOT: Scanning old computer docs

2021-04-03 Thread Guy Dunphy via cctalk
At 12:19 AM 3/04/2021 -0600, you wrote: >On 4/2/21 10:27 PM, Guy Dunphy via cctalk wrote: >> There are defects in your 'good' flatbed image too - for eg the >> bleed-through of the orange lettering on the other side of the >> sheet. The way to correct that is to use a black, highly light >>

Re: SOT: Scanning old computer docs

2021-04-03 Thread Grant Taylor via cctalk
On 4/2/21 10:27 PM, Guy Dunphy via cctalk wrote: There are defects in your 'good' flatbed image too - for eg the bleed-through of the orange lettering on the other side of the sheet. The way to correct that is to use a black, highly light absorbent backing sheet. Eg black velvet. Hum. Why

Re: SOT: Scanning old computer docs

2021-04-02 Thread Guy Dunphy via cctalk
Hi Kevin, Are you _sure_ the two modes use the same optical sensor? Often sheet feed systems use a different sensor somewhere along the paper path. I suspect they are not, given the odd colour pattering off the top edge of the paper, on the autofeed image. If those two images are definitely

Re: SOT: Scanning old computer docs

2021-04-02 Thread ED SHARPE via cctalk
how  fast is  scanner? ed#  In a message dated 4/2/2021 6:35:03 PM US Mountain Standard Time, cctalk@classiccmp.org writes:  On 04/02/2021 07:56 PM, Kevin Parker via cctalk wrote: > If there is anyone on the list familiar with scanners I'd be most grateful > for some advice please. > > Some time

Re: SOT: Scanning old computer docs

2021-04-02 Thread Jon Elson via cctalk
On 04/02/2021 07:56 PM, Kevin Parker via cctalk wrote: If there is anyone on the list familiar with scanners I'd be most grateful for some advice please. Some time ago I bought a HP 8270 sheet feed (full duplex) scanner NOS. I wanted to digitise a whole heap of old computer documentation and

Re: SOT: Scanning old computer docs

2021-04-02 Thread Dan MacMillan via cctalk
Hi Kevin, I have a multi-function printer scanner that has a similar problem when it needs to be cleaned. This link explains the problem and how to fix it. Maybe your issue is similar. https://help.brother-usa.com/app/answers/detail/a_id/62055/~/black-vertical-lines-when-copying-or-scanning

Re: SOT: Scanning old computer docs

2021-04-02 Thread Grant Taylor via cctalk
On 4/2/21 6:56 PM, Kevin Parker via cctalk wrote: If there is anyone on the list familiar with scanners I'd be most grateful for some advice please. I'm definitely not an expert. But I have opinions. Some time ago I bought a HP 8270 sheet feed (full duplex) scanner NOS. I wanted to digitise

Re: On Scanning

2019-01-01 Thread ED SHARPE via cctalk
Very nice book scanner!There is  probably a  second  career    out there  for  you if  you  chose to  make them!Ed# In a message dated 1/1/2019 11:01:31 AM US Mountain Standard Time, cctalk@classiccmp.org writes: On Tue, 1 Jan 2019, Guy Dunphy via cctalk wrote: > This may be a good place to

Re: On Scanning

2019-01-01 Thread geneb via cctalk
On Tue, 1 Jan 2019, Guy Dunphy via cctalk wrote: This may be a good place to mention a text I began writing some while ago: On Scanning. http://everist.org/temp/__On_scanning.htm Meant to be a 'how to' about scanning and post-processing techniques, written as I explored that myself. It's

RE: On Scanning

2019-01-01 Thread Grif via cctalk
On another forum, a JW Early did a lot of magazine scans.  I'll look to see if I saved any of his descriptions.  My memory,  he scanned twice, once for line and text, and again for images. Original message From: Guy Dunphy via cctalk Date: 01/01/2019 01:29 (GMT-08:00) To: