STR-DE245/DE345
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STR-DE245/DE345
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STR-DE345
SERVICE MANUAL
FM STEREO FM-AM RECEIVER
SPECIFICATIONS
Manufactured under license from Dolby Laboratories Licensing
Corporation.
“DOLBY” the double-D symbol ; “AC-3” and “Pro Logic” are
trademarks of Dolby Laboratories Licensing Corporation.
Photo: STR-DE345
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POWER OUTPUT AND TOTAL HARMONIC
DISTORTION
With 8-ohm load, both channels driven, from 20
–
20,000 Hz rated 100 watts per channel minimum
RMS power, with no more than 0.09%
total
harmonic distortion from 250 milliwatts to rated
output.
Amplifier section
Rated Power Output at (8 Ω at 20 Hz – 20 kHz,
Stereo Mode THD 0.09 %)
100W + 100W
Reference Power Output (8Ω at 1 kHz, THD 0.7%)
Front: 100 W + 100 W
Center: 100 W
Rear: 100 W + 100 W
Frequency response TV/SAT, CD, MD/TAPE,
VIDEO, 5.1CH/DVD
10 – 50 kHz dB
Inputs
Sensitivity Impedance S/N
CD,
5.1CH/
DVD,
MD/TAPE, 150 mV
50
85 dB
TV/SAT,
kilohms
VIDEO
Outputs MD/TAPE REC OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
VIDEO AUDIO OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
SUB WOOFER:
Voltage: 2 V
Impedance: 1 kilohms
PHONES: Accepts low
and high impedance
headphones
Muting Full mute
BASS BOOST +6 dB at 70 Hz
TONE ±6 dB at 100 Hz and
10 kHz
Tuner section
FM Stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
Antenna terminals 75 Ω, unbalanced
Intermediate frequency 10.7 MHz
Sensitivity Mono: 18.3 dBf, 4.5 µV
Stereo: 38.3 dBf, 45 µV
Usable sensitivity 11.2 dBf, 2 µV (IHF)
S/N Mono: 76 dB
Stereo: 70 dB
Harmonic Mono: 0.3 %
distortion at 1 kHz Stereo: 0.5 %
Separation 45 dB at 1 kHz
Frequency response 30 Hz –15 kHz dB
Selectivity 60 dB at 400 kHz
+0.5
–2.0
+0.5
–2.0
AM tuner section
Tuning range 10 kHz interval*
530 – 1,710 kHz
9 kHz interval
531 – 1,710 kHz
Antenna Loop antenna
Intermediate frequency 450 kHz
Usable sensitivity 50 dB/m (at 1,000 kHz
or 999 kHz)
S/N 54 dB (at 50 mV/m)
Harmonic distortion 0.5 % (50 mV/m, 400
Hz)
Selectivity At 10 kHz: 40 dB
At 9 kHz: 35 dB
* You can change the AM tuning interval between 9
kHz and 10 kHz. Turn off the receiver and press
the ?/1 (power) for more than 4 seconds until
“INITIAL” appears.
1) After turning in any AM station, turn off the
receiver.
2) Hold down PRESET TUNING + button and
press the ?/1 (power) button .
“9 k STEP” appears.
To change to 10 k Step, repeat step 1 and 2
until “10 k STEP” appears. Note that all preset
stations, index names and sound field are
cleared after you make the procedure above.
Ver 1.0 2000. 02
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