Specification Brand : MeLphi BulletPoint : Audio Transformers Color : Rca to Rca ExternallyAssignedProductIdentifier : 7700914798439 ItemName : Permalloy Audio Signal Transformer 600Ω: 30K 7 Times Boost Boost Signal Frequency Response 23Hz ~ 36KHz -3DB (Color : RCA to RCA) ItemPackageQuantity : 1 ItemTypeKeyword : electronic-audio-transformers Manufacturer : MeLphi Material : Copper MinimumFrequency : 20 hertz NumberOfItems : 1 PartNumber : MeLphi ProductDescription : Audio Transformers LG AUDIO Permalloy 600:30K audio signal transformer, 7 times signal amplification, 7 times passive amplification without electricity, especially suitable for mobile phone or audio source signal amplification to directly drive the power amplifier, obviously powerful and pleasant, the effect is immediate, once used reluctant to take it off. 600: 30K impedance description: 600 and 30K refer to the input and output AC impedance of the transformer, not the resistance of the primary and secondary coils (copper resistance). 600:30K 7 times boost calculation: The square root of the secondary 30K divided by the primary 600 is equal to 7, that is, 7 times boost amplification, which is also suitable for other transformer impedance calculations. 600:30K Transformer Parameters: Primary inductance: about 3H. Secondary inductance: about 135H. Primary copper resistance: about 267. Secondary copper resistance: about 1875. Transformer overcurrent 15mA. Frequency response: 23Hz ~ 36KHz -3DB ProductSiteLaunchDate : 2023-09-20T09:01:41.244Z UnitCount : 1