OEP audio transformer, primary impedance 10 → 20kΩ, minimum operating frequency 5Hz, turns ratio 1:0.5:0.5

OEP audio transformer, primary impedance 150 Ω, 600 Ω, minimum operating frequency 30Hz, turns ratio 1 1:4 4

OEP audio transformer, primary impedance 150Ω, minimum operating frequency 40Hz, turns ratio 1:2 CT

OEP audio transformer, primary impedance 150 Ω, 600 Ω, minimum operating frequency 30Hz, turns ratio 1 1:2.89 2.89

OEP audio transformer, primary impedance 50Ω, minimum operating frequency 40Hz, turns ratio 1:1 CT

OEP audio transformer, primary impedance 150 Ω, 600 Ω, minimum operating frequency 10Hz, turns ratio 1 1:1 1

OEP audio transformer, primary impedance 50Ω, minimum operating frequency 40Hz, turns ratio 1:1.41 CT

OEP audio transformer, primary impedance 600Ω, minimum operating frequency 10Hz, turns ratio 1/1:2/2

OEP audio transformer, primary impedance 30 Ω, 100 Ω, minimum operating frequency 10Hz, turns ratio 1 CT :7 10

OEP audio transformer, primary impedance 4 → 15kΩ

OEP audio transformer, primary impedance 600Ω, minimum operating frequency 40Hz, turns ratio 1:1.41 CT

OEP audio transformer, primary impedance 50Ω, minimum operating frequency 40Hz, turns ratio 1:3.46 CT

OEP audio transformer, primary impedance 577Ω, minimum operating frequency 15Hz, turns ratio 1:1:1

OEP audio transformer, primary impedance 1.8 kΩ, 600 Ω, minimum operating frequency 10Hz, turns ratio 1/1:6.45/6.45

OEP audio transformer, primary impedance 1 kΩ, 4 kΩ, minimum operating frequency 30Hz, turns ratio 1 1:1 1

OEP audio transformer, primary impedance 110Ω, minimum operating frequency 5Hz, turns ratio 1 CT:10

OEP audio transformer, primary impedance 150 (Parallel) Ω, 600 (Series) Ω, minimum operating frequency 20Hz, turns ratio 1 1:1 1

MU-METAL SCREENING CAN for Z3 series

OEP audio transformer, primary impedance 600Ω, minimum operating frequency 10Hz, turns ratio 1:1:1:1

OEP audio transformer, primary impedance 150Ω, minimum operating frequency 5Hz, turns ratio 1:6