The data was stored in the Spectrum’s 48K or 128K memory. If a program was larger than the available RAM, the copier would often use a "multi-load" approach, copying the program in segments.
In the 1980s, (and similar utilities like Lerm Software , CopyCopy , and TF-Copy ) was essential for ZX Spectrum users wanting to duplicate their tape-based games and applications. Because the Spectrum relied on standard audio cassettes, these utilities managed the complex process of transferring data between two tape recorders or from memory to tape. How Tape Copiers Worked zx copy software work
Cassettes degrade. Copy software didn't just duplicate bits; it often had to repair weak signals, re-align sync pulses, and boost volume levels to ensure the new copy worked. The data was stored in the Spectrum’s 48K or 128K memory
are used by security professionals and locksmiths to clone access cards and key fobs. m.media-amazon.com How ZX Copy Software and Hardware Work Because the Spectrum relied on standard audio cassettes,