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Mini HIFI Headphone Amplifier OPA2134PA Class A Audio Earphone AMP
Specifications:
- Power voltage: AC15V
- Power consumption: <5W
- Input impedance: 47Ohm
- Output impedance: 5Ohm (phone out)
- Maximum gain: 0,10,18,20db
- Ouput power: 200mW@300Ohm, 400mW@60Ohm
- Frequency response: 10Hz (-0.3db)-35KHz (-1db)
- THD: <0.001% @600mW 300Ohm
- SNR: >95DB
- Channel seperation: >70db/10KHz
- Input: Analog circuit input (1 group of RCA, 1*3.5mm)
- Headphone output: 3.5mm*1
- Dimension: 29*68*107mm
- " PHONES" on the panel is output port for 3.5mm headphone.
- Power supply: AC15V (not included)
NOTE: It is normal that the headphone amplifier will generate heat during working.
Main components:
- Fairchild tube; OPA2134PA; BD139-16/BD140-16; BC550C/BC560C
- Siemens ERO
- Original OPA2134PA
- 6* solid capcitors
- Buit in 4 gain adjustment: 1db,10db,18db,20db (default 10db)
Package Contents (no Power Supply) :
- 1 x Mini HIFI Headphone Amplifier
