Amiga Hardware DatabaseManufacturer “Roßmöller”
8 expansions in database
Manufacturer Roßmöller, Germany | Date 1990 | Amiga A2000, A3000, A4000 | Interface ISA |
- IBM AT emulation
- 386 upgrade expansion for the A2088XT
- connects to a free ISA XT slot
- a ribbon cable connects the 386si and the A2088XT
- the 8088 has to be replaced from the A2088XT to the 386si
- 80386 SX @ 16 MHz
- 16 kB static cache RAM
- sockets for up to 8 MB RAM
- not fully compatible with Janus software
Advert (DE)
1990-05
Advert (DE)
1990-07
Advert (DE)
1990-09
Manufacturer Roßmöller, Germany | Date 1988 | Amiga A500 | Interface trapdoor slot |
- sixteen DIP sockets with 2 MB RAM
- 1M×1, 100 ns DIPs
- the main board connects to the trapdoor slot
- the adaptor board connects to the Gary socket
- disable switch
- battery backed up clock
- newer revisions have write protection jumper for the clock
- in case of Big Agnus (8372) the JP2 jumper on the motherboard has to be cut and connected with a wire to the Gary adaptor
Card with swapped layers, front side
Card with swapped layers, back side
front side
back side
- A2MB500.pdf
user manual (german)
146 kB
Advert (DE)
1989-12
Advert (DE)
1990-05
Advert (DE)
1990-07
Advert (DE)
1990-10
Manufacturer Roßmöller, Germany | Date 1988 | Amiga A500 | Interface trapdoor slot |
- 512 kB RAM
- four 256k×4 DIPs soldered on board
- battery backed up clock
- connects to the trapdoor slot
- disable switch
front side
back side
Advert (DE)
1990-05
Advert (DE)
1990-07
Manufacturer Roßmöller, Germany | Date 1989 | Amiga A1000 | Interface 68000 socket |
- 16 DIP sockets accept 2 or 8 MB RAM
- supports 1M×1 (511000) or 4M×1 (514000) DIPs
- all sockets have to be occupied
- connects to the 68000 socket - the 68000 is replaced onto the board
- jumper settings
- pin 1 is closest to the RAM chips
1-2
OFF
OFF
ON
ON3-4
OFF
ON
OFF
ON
- 2 MB
- 0 MB
- 4 MB
- 8 MB
front side
back side
front side
back side
- A8MB1000-german.pdf
user manual (german)
85 kB - A8MB1000.pdf
user manual (english/german)
270 kB
- A8MB1000.dms
install disk
25 kB
Advert (DE)
1990-05
Advert (DE)
1990-07
Advert (DE)
1990-09
Advert (DE)
1991-03
Manufacturer Roßmöller, Germany | Date 1989 | Amiga A2000, A3000, A4000 | Interface Zorro II |
- 16 DIP sockets accept 2 or 8 MB RAM
- supports 1M×1 (511000) or 4M×1 (514000) DIPs
- all sockets have to be occupied
- early revisions have compatibility problems with 68030 or better processor cards
- disable switch
front side
back side
front side
back side
- A8MB-2000.pdf
Bedienungsanleitung / german user manual
557 kB
Advert (DE)
1989-12
Advert (DE)
1990-05
Advert (DE)
1990-07
Advert (DE)
1990-09
Advert (DE)
1991-03
Manufacturer Roßmöller, Germany | Date 1992 | Amiga A2000, A3000, A4000 | Interface Zorro II |
- 16 ZIP sockets for up to 8 MB RAM
- accepts 1M×4 ZIPs
- disable jumper
- half length card
front side
back side
Advert (DE)
1991-03
Manufacturer Roßmöller, Germany | Date 1990 | Amiga A2000 | Interface CPU slot |
- 68000 @ 14 MHz
- optional 68881 @ 14 MHz or more with separate oscillator
- 16 kB Cache RAM
front side
back side
Advert (DE)
1991-03
Manufacturer Roßmöller, Germany | Date 1990 | Amiga A500, A2000 | Interface 68000 socket |
- 68000 @ 14 MHz
- optional 68881 @ 14 MHz or more with separate oscillator
- 16 kB Cache RAM
- connects to the 68000's socket
front side
back side
front side
back side
- Evolution-FPU.dms
FPU support disk, programming examples, libraries
52 kB
Advert (DE)
1990-07
Advert (DE)
1990-09