SPECIFICATION OF ZX SPECTRUM 48KB

 

Text Box: NAME: ZX SPECTRUM 48K MANUFACTURER: Sinclair Research TYPE: 8 bit Home Computer ORIGIN: England YEAR: 1982 BUILT IN LANGUAGE: Sinclair BASIC KEYBOARD: 40 rubber keys CPU: Z80A CPU's SPEED: 3,5 MHz SOUND: generated by Z80 chip via ULA, 1-bit quality, max. 16 software channels (1 hardware channel), 10 octaves, various modulations, envelopes, drums, digital sound etc, coming from audio-out & built-in speaker/ beeper (AY chip interface also available) VIDEO CHIP: ULA chip STANDARD GRAPHIC MODE: 256 x 192 dots in color mode (software multicolor mode available) COLORS: 15 HARDWARE TEXT MODE: standard is 32 chars. x 24 rows (other text modes are fully and freely programmable) RAM: 48 KB ROM: 16 KB I/O PORTS: Audio OUT/IN (also for Tape Recorder), TV, ZX-bus connector OS: BASIC based POWER SUPPLY: External power supply unit, 9V PERIPHERALS: All the Sinclair Spectrum and Timex Computers stuff