Японский спектрум:
http://museum.ipsj.or.jp/en/computer/personal/0089.html
CPU Z80 (3.58 MHz)
Sound generator SN76489A with three square wave generators, one white noise generator, and seven envelope filters
ROM 8 KB (internal monitor), expandable to 24 KB with an external cartridge
RAM 20 KB (of which 16 KB were VRAM), expandable to 24 KB with an external cartridge, expandable to 52 KB with an extension box
Keyboard Full-sized keys (in Japanese syllabary order) with a hiragana key
RF outputs Video, audio, NTSC format, designed for color TVs using either Channel 1 or Channel 2, 75 ohms
Display 16 colors, four modes, 32 sprite images — 32 sprites could be used simultaneously
Video output NTSC format
Audio output Approx. 1 volt peak-to-peak
External interfaces Audio cassette interface, parallel printer interface, cartridge connector
External dimensions (w×d×h) 262×185×35 millimeters (B5 size)
Weight 800 g (main unit only)
Standard accessories BASIC-I ROM cartridge, AC adaptor, signal cable for audio cassettes, TV connector cord (with an antenna switch), standard game cassette tape (with two games)
