AM/FM Stereo
Receiver RX-203A Features:
Darlingto
direct-coupled OCL complementary power amplifier
Plus-minus
split power supply
Direct
coupled NF phono equalizer and tone control amplifier
FM IF
section with IC ceramic filters
All
necessary functions and connection facilities
Extra wide
linear FM dial scale Signal strength tuning meter
LED stereo
indicator
Facility for
2 pairs of speaker systems
Specifications:
Power Amp
Section
Continuous
Power Output:
20
watts per channel min. RMS both channels driven into 8 Ω (from 20-20,000 Hz with no more than 0,5% THD)
24
watts per channel min. RMS both channels driven into 4 Ω (from 20-20,000 Hz with no more than 0,5% THD)
Total
Harmonic Distortion (20 - 20,000 Hz) :
no more han
0,5% (continuous rated power output),
no
more than 0,1% 91 watt per channel power output, 8 Ω )
Intermodulation
Distortion (50 Hz : 7,000 Hz = 4 : ):
no more han
0,51% (continuous rated power output),
no
more than 0,1% 91 watt per channel power output, 8 Ω )
Damping
Factor: 40 (20-20,000 Hz , 8 Ω) ±10%
Output:
Speaker
: 4 ~ 16 Ω (A, B); 8 ~ 16 Ω (A+B)
Headphone
: 4 ~ 16 Ω
Pre Amp
Section
Input
Sensitivity/Impedance:
Phono
[Mag] : 2,5 mV/45 k Ω, (200 pF)
Phono
[Ceramic] : 120 mV/240 k Ω
Aux,
Tape In : 150 mV/35 k Ω
Aux,
Tape In : 150 mV/33 k Ω
Overload
Level (max. Input level, THD 0,5%, 1 kHz):
Phono : 120 mV
Aux : not
less than 5 V
Output
Level/Impedance (5 mV Phono Input):
Tape
Out : 300 mV/260 Ω
Tape
Out DIN : 100 mV /90 k Ω
Frequency
Response:
Phono : 30 - 15,00z Hz ±1,0 dB (RIAA Equalization)
Aux, Tape In
: 5 - 70,000 Hz, +0 -3 dB
Tone
Control:
Bass : ±10
dB at 100 Hz
Treble
: ±10 dB at 10 kHz
Loudness
Contour: +7 dB at 100 Hz ; +4 dB at 10
kHz
Hum and
Noise (IHF, short circuited A network, rated power):
Phono
[Mag]: 75 dB
Aux, Tape In
: 85 dB
FM Tuner
Section
Usable
Sensitivity:
Mono
: 11,2 dBf (2,0 µV /300 Ω antenna)
Stereo
: 39,0
dBf (48 µV/300 Ω antenna)
Usable
Sensitivity (IHF '58): 2,0 µV
50 dB
Quieting Sensitivity:
Mono
: 16,0 dBf (3,5 µV/300 Ω antenna)
Stereo
: 39,0 dBf (48 µV/300 Ω antenna)
Signal-to-Noise
Ratio (at 65 dBf):
Mono : 75 dB
Stereo
: 65 db
Distortion
(at 65 dBf):
At 100 Hz
[mono/stsreo]: 0,2%/0,3%
At 1 kHz
[mono/stereo]: 0,2%/0,3%
At 6 kHz
[mono/stereo]: 0,3%/0,4%
Frequency
Response: 30 Hz to 15,000 Hz +0,2 dB
-1,0 dB
Capture
Ratio: 4,0 dB
Alternate
Channel Selectivity: 50 dB
Spurious
Response Ratio: 75 dB
Image
Response Ratio: 50 dB
IF Response
Ratio: 75 db
AM
Suppression Ratio: 50 db
Stereo
Separation: 40 dB (at 1 kHz)
Subcarrier
Product Ratio: 45 dB
SCA
Rejection Ratio: 60 dB
Antenna
Input: 300 Ω (balanced; 75 Ω (unbalanced)
AM Section
Sensitivity:
250 µV/m
(IHF, ferrite antenna)
12,5 µV
*IHF, ext. antenna)
Selectivity: 25 dB
Signal-to-Noise
Ratio: 50 dB
Image
Response Ratio: 45 dB
IF Response
Ratio: 50 dB
Antenna: Built-in ferrite loopstick antenna (inside
the chassis)
Miscellaneous:
Power
Supply: 110-120 V, 220-130 V AC, 50/60
Hz
Power
Consumption: 16 watts
Dimensions
(W x H x D): 410 x 130 x 280 mm
(16-6/32" x 6-1/16" x 11")
Weight: 7,0 kg (15,4 lbs)