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| ATOM is an interface for IDE devices. Allows to connect harddisk or CD reader. Supported by B-DOS, CPM22QED and ZXVGS. |
| SAM512 is a memory extension to 512kB RAM. Mounted from bottom side of computer, in the slot dedicated to it. Fully compatibile to original one. |
| The SAMTRUM when connected to rear slot is just a 4MB memory extension. But after adding proper modules (AY, extra Z80) can emulate ZX Spectrum 128kB at hardware level. The CPU module can contain oridinary Z80 or its faster version. |
| Z80JOY is the Kempston Joystick interface mounted under the Z80 chip. The extension board can be soldered over the Z80 chip. Or the Z80 chip can be desoldered, replaced with a GOLD socket, then interface goes into socket and the Z80 chip into it. As the output can be used the original joystick slot or extra slot somewhere on the case. |