On Sun, 30 Mar 2003 at 09:17:48, wrote:
(ref: <[EMAIL PROTECTED]>)
>Here's a little oddity...
>
>I have got 3 ZX microdrives which supposedly work with the Spectrum
>(and Interface 1).� However, I have tested them by adding them to the
>QL's microdrive expansion port and using FORMAT ram1_mdv3 (thanks
>Miracle) with the following results:
>
>1) All 3 plugged in together, give format failed on mdv3 to mdv5
>2) I tried the middle ZX Microdrive on its own - that gave format
>failed..
>3) I tried each of the other two ZX Microdrive units on their own -
>both give 255/255 sectors (ie. all sectors on the cartridge are copied
>across).
>4) I tried these 2 working ZX Microdrive units together - both now
>allow the format command to copy the microdrive cartridge, but they
>only give 248/255 sectors and 221/255 sectors
>
>Hmm - is there a loss of signal when using more than one add-on ZX
>Microdrive ?? I seem to recall that these units were not up to the same
>standard as the built -in QL microdrives - am I correct??
No - the Spectrum microdrives do not work on a QL, at least I have never
got one to work.
They certainly spin at a different rate, hence the really silly sector
figure.
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