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Single Expansion
EGS 28/24 Spectrum
Company
Great Valley Products
, USA
Date
1993
Amiga
A2000
A3000, A4000
-
-
Interface
Zorro II
Zorro III
Autoconfig ID
2193 / 1,2
RTG graphics card
Cirrus Logic GD5426 or GD 5428 (VL bus)
85 MHz in 8 bit modes
45 MHz in 16 bit
28 MHz in 24 bit
15-75 kHz horizontal frequency
up to 200 Hz vertical frequency
1 or 2 MB 70 ns DRAM
four 512 kB chips in SOJ package
screen modes
1600×1280×8 interlace
1152×864×16 interlace
800×600×24 non-interlace
notes
video signal passthrough, automatic monitor switching
HD15 output and RB9 input connectors
Zorro II / III autosensing
does not work reliably with Buster rev. 9 - the Zorro II force option can be enabled in this case
Picasso96, CyberGraphX 2, 3 & 4 and EGS drivers
supported by Linux, NetBSD and OpenBSD
Photos
front side
back side
Driver / Installation Disk
disk1.dms
GVP-M
install disk 1
240 kB
disk2.dms
GVP-M
install disk 2
738 kB
disk3.dms
GVP-M
install disk 3
719 kB
disk4.dms
GVP-M
install disk 4
669 kB
disk5.dms
GVP-M
install disk 5
788 kB
Vintage Advert
Advert (DE)
1993-10
Advert (US)
1998-05
Advert (US)
1999-03
Advert (US)
1993-10
Advert (US)
1993-11
Advert (FR)
1993-11
Advert (US)
1994-04