what is the symbol for ohms
Unicode encodes the symbol as U+2126 â¦ ohm sign, distinct from Greek omega among letterlike symbols, but it is only included for backwards compatibility and the Greek uppercase omega character U+03A9 Ï greek capital letter omega (HTML &#937; Â· &Omega;) is preferred.n the third report of the committee, 1864, the resistance unit is referred to as B.A. unit, or Ohmad. By 1867 the unit is referred to as simply Ohm. The B.A. ohm was intended to be 10 9 CGS units but owing to an error in calculations the definition was 1.3% too small.