Technics SA-EH790E, Service Manual

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Amplifier section
Power output (L/R both channel driven)
Stereo Mode
DIN 1 kHz THD 1%/6 (High) 2×25 W
100 Hz THD 1%/8 (Low) 2×45 W
RMS 1 kHz THD 10%/6 (High) 2×35 W
100 Hz THD 10%/8 (Low) 2×65 W
PRO LOGIC mode
DIN FRONT
1 kHz THD 1%/6 (High) 2×25 W
100 Hz THD 1%/8 (Low) 2×45 W
SURROUND 1 kHz THD 1%/8 2×30 W
CENTER 1 kHz THD 1%/8 60 W
RMS FRONT
1 kHz THD 10%/6 (High) 2×35 W
100 Hz THD 10%/8 (Low) 2×65 W
SURROUND 1 kHz THD 10%/8 2×40 W
CENTER 1 kHz THD 10%/8 80 W
PMPO 1 kHz/High 6 , Low 8 ,
CENT. 8 , SURR. 8 3000 W
Total harmonic
distortion
Rated power at 1 kHz 1% (6 )
Half power at 1 kHz 0.1% (6 )
Load impedance
FRONT (High) 6
FRONT (Low) 8
SURROUND 8
CENTER 8
DIGITAL S. WOOFER
Center frequency 60 Hz
LEVEL (VOL -20 db) MID +3 db
MAX +6 db
FM tuner section
Frequency range 87.50—108.00 MHz
(0.05 MHz steps)
Sensitivity
1.8 V (IHF usable)
S/N 26 db
1.5 V
S/N
MONO 70 db (75 db, IHF)
Antenna terminal(s) 75 (unbalanced)
AM tuner section
Frequency range 522—1629 kHz (9 kHz steps)
520—1630 (10 kHz steps)
Sensitivity (S/N 20 db)
500 V/m
Timer section
Clock Quartz-lock type
Function Play timer (1 time, daily),
Rec timer (1 time, daily)
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