Before revision: It was developed at Boonton Radio Corporation in Boonton, New Jersey in 1934 by William D. Loughlin.Boonton Q-Meter Type 160-A, 1946 — HP Virtual Museum A Q meter measures Q, the quality factor of a circuit, which expresses how much energy is dissipated per cycle in a non-ideal reactive circuit: This expression applies to an RF and microwave filter, bandpass LC filter, or any resonator.
After revision: DescriptionIt was developed at Boonton Radio Corporation in Boonton, New Jersey in 1934 by William D. Loughlin.Boonton Q-Meter Type 160-A, 1946 — HP Virtual Museum A Q meter measures Q, the quality factor of a circuit, which expresses how much energy is dissipated per cycle in a non-ideal reactive circuit: This expression applies to an RF and microwave filter, bandpass LC filter, or any resonator.