Description
OEP’s Z30A23C microphone input transformer
CLICK HERE for the Product DATA SHEET
Electrical characteristics
- Ratio:1+1 to 5
- Impedance: 150Ω (primaries in parallel), 600Ω (primaries in series)
- Voltage gain @1kHz, -10dBu:
- source 150Ω: 13.52dBu (typ.) (wired 1 to 5)
- source 600Ω: 7.5dBu (typ.) (wired 1 to 2.5)
- Max input @ 20Hz (1% max. THD):
- -6dBu, primaries in parallel
- 0dBu primaries in series
- DC resistance (Ω +/-15%):
- Primaries in parallel): 20.4
- Secondary DC resistance : 914
- Leakage inductance (3 – 1) @ 1kHz, 1V: 2.3mH (typ.) (6, 7, 8, 10 S/C)
- Interwinding capacitance (10kHz-300kHz):
- Primaries to secondary: 8pF max. (can & screens grounded)
- Primary 1 to secondary: 145pF (typ.) (screens unterminated)
- Primary 2 to secondary: 145pF (typ.) (screens unterminated)
- Secondary to can: 70pF (typ.)
- Hi-Pot tests:
- Primaries to secondary: 500VAC for 2 seconds
- Windings to screens/core: 500VAC for 2 seconds
Features
- Twin primaries for 150Ω or 600Ω matching
- Galvanic isolation (500VDC)
- Low profile @ 16mm above PCB
- Wound with multiple electrostatic screens
- Low distortion Mu-metal core
- Transformer shielded with mu-metal can reduces electrical noise by up to 30dB
OEP’s microphone input transformers encompass a variety of specialised audio transformers meticulously designed and manufactured at OEP’s factory facilities in Oxford. The combination of design and manufacturing proficiency enables OEP to exercise precise control over the production process, guaranteeing that each microphone input transformer adheres to the stringent specifications set by its designer. This commitment to build quality directly influences the transformer’s efficiency, resulting in outstanding sound quality and reliability.
- Brand: Oxford Electrical Products (CARNHILL GROUP)
- OEP: founded in 1982
- Made in BRITAIN (Oxford)
Oxford Electrical Products has established itself as a globally trusted brand for the design and manufacture of transformers and power supplies.
