LG FFH-185A, Service Manual

SPECIFICATIONS

1. AMP SECTION

1) Power Output (6 

Ω

, 2 channel, T.H.D. 10%) .......................................................................... 20W+20W

2) T.H.D............................................................................................................................................ 0.15%
3) Frequency Response (-3dB down) .................................................................................... 42Hz~25kHz
4) Signal-to-noise Ratio...................................................................................................................... 80dB
5) Input Sensitivity AUX ............................................................................................................ 400±50mV
6) Channel Difference 1kHz ................................................................................................................. 2dB

2. TUNER SECTION

1) FM

1) Frequency Range ..................................................................................................... 87.5MHz~108MHz
2) Intermediate Frequency ........................................................................................................... 10.7MHz
3) Sensitivity (90/98/106MHz) ............................................................................................................ 12dB
4) Signal-to-noise Ratio 98.1MHz(Mono/Stereo)...................................................................... 64dB/55dB
5) Image Rejection 106.1MHz............................................................................................................ 18dB
6) IF Rejection 90.1MHz .................................................................................................................... 60dB
7) Distortion 98.1MHz(Mono/Stereo)............................................................................................ 1.2/1.2%
8) Frequency Response (-3dB) ............................................................................................. 60Hz~10kHz
9) Stereo Separation (100Hz/1kHz/10kHz)........................................................................................ 25dB

2) AM(MW)

1) Frequency Range ...................................................................................................... 522kHz~1611kHz
2) Intermediate Frequency ............................................................................................................. 455kHz
3) Usable Sensitivity....................................................................................................................... 55dB/m
4) Image Rejection (1404kHz) ........................................................................................................... 20dB
5) IF Rejection (603kHz) .................................................................................................................... 40dB
6) Selectivity (1008kHz) ................................................................................................................... ±23dB
7) Signal-to-noise Ratio (1008kHz) .................................................................................................... 35dB
8) Distortion (1008kHz) ...................................................................................................................... 1.5%
9) Frequency Response (1008kHz)................................................................................... 100Hz~1800Hz

3) SW(OPTIONAL)

1) Frequency Range ......................................................................................................... 5.8MHz~18MHz
2) Intermediate Frequency ............................................................................................................. 450kHz
3) Usable Sensitivity....................................................................................................................... 40dB/m
4) Signal To Noise Ratio .................................................................................................................... 35dB
5) Distortion  .......................................................................................................................................... 3%

4) LW(OPTIONAL)

1) Frequency Range ........................................................................................................ 153kHz~281kHz
2) Intermediate Frequency ............................................................................................................. 450kHz
3) Usable Sensitivity........................................................................................................................... 65dB
4) Signal To Noise Ratio (200kHz)..................................................................................................... 28dB
5) Distortion (200kHz) ........................................................................................................................... 3%

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