MICROFILM
SERVICE MANUAL
FM STEREO/FM-AM-RECEIVER
US Model
AEP Model
UK Model
STR-DE135
SPECIFICATIONS
Photo: US model
Audio power specifications (US model)
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 milli-
watts to rated output.
Amplifier section
Stereo mode
(8 ohms at 20 Hz – 20 kHz less than
0.09 % total harmonic distortion)
100 W + 100 W (US model)
(DIN 1 kHz, 4 ohms)
60 W + 60 W (AEP, UK models)
Frequency response
TV/SAT, CD, MD/TAPE, VIDEO
(US model)
TV/LD, CD, MD/TAPE, VIDEO
(AEP, UK models)
10 Hz – 50 Hz ± 1 dB
Inputs
Sensitivity
Impedance
S/N
CD,
MD/TAPE,
150 mV
50
78 dB
TV/SAT,
kilohms
VIDEO
(US model)
Sensitivity
Impedance
S/N
CD,
MD/TAPE,
150 mV
50
78 dB
TV/LD,
kilohms
VIDEO
(AEP, UK models)
outputs
MD/TAPE REC OUT:
Voltage: 150 mV,
impedance: 10 kilohms
VIDEO AUDIO OUT:
Voltage: 150 mV,
impedance: 10 kilohms
PHONES: Accepts low and high
impedance headphones
Muting
Full mute
BASS BOOST
+ 10 dB at 70 Hz
TONE
± 8 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 ohms, unbalanced
Intermediate frequency
10.7 MHz
Sensitivity
Mono: 18.3 dBf, 4.5
µ
V
Stereo: 38.3 dBf, 45
µ
V (US model)
Mono: 18.3 dBf, 2.2
µ
V/75 ohms
Stereo: 38.3 dBf, 22.5
µ
V/75 ohms
(AEP, UK models)
Usable sensitivity
11.2 dBf, 2
µ
V (IHF) (US model)
11.2 dBf, 1
µ
V/75 ohms (IHF)
(AEP, UK models)
S/N
Mono: 76 dB
Stereo: 70 dB
Harmonic distortion at 1 kHz
Mono: 0.3 %
Stereo: 0.5 %
Separation
45 dB at 1kHz
Frequency response
30 Hz – 15 kHz dB
Selectivity
60 dB at 400 kHz
AM tuner section
Tuning range
10 kHz interval*
530 – 1710 kHz
9 kHz interval
531 – 1710 kHz (US model)
531 – 1602 kHz (AEP, UK models)
+0.5
–2
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