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**Bel (voltage)**

**Bel (voltage) (B (voltage))**is a unit in the category of

*Logarithm of a ratio*. It is also known as bels. Bel (voltage) (B (voltage)) has a dimension of nil (log) where L is length, N is amount of substance, and I is electric current. It can be converted to the corresponding standard SI unit dB by multiplying its value by a factor of 5.

Other units in the category of Logarithm of a ratio include Bel (power) (B (power)), Decibel (power) (dB (power)), Decibel (voltage) (dB (voltage)), and Neper (N_{P}).

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