Triad produces a wide assortment of audio transformers for use in printed circuit designs. These transformers fill a broad application spectrum in the audio industry. Triad audio printed circuit transformers are used in line matching, telephone coupling, pulse trigger, interstage, output, isolation and input applications.
Unit of Measure

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Frequency Response Range

N/A 200 to 15000 Hz

Impedance Matching

N/A 10% over Frequency Range

Output Power

N/A 100 mW

Primary Impedance

N/A 600 Ohm

Secondary Impedance

N/A 600 Ohm

Primary Unbalanced DC Current

N/A 15 mA

Dimension (H)

N/A 0.740 in

Dimension (W)

N/A 0.812 in

Dimension (L)

N/A 0.700 in

Dimension (A)

N/A 0.421 in

Dimension (B)

N/A 0.421 in

Dimension (C)

N/A 0.187 in

Dimension (J)

N/A 0.042 in


N/A 0.51 oz

Transformer Contact Type

N/A Center Tap

Power Level

N/A 100 mW


N/A Input Interstage Isolation Line Matching Output Pulse Trigger Telephone Coupling

Technical Notes


  1. Plug-in terminals are spaced to provide fixed mounting centers.