Stereo
Tuner/Amplifier
The STR-4800
combines a high performance stereo tuner and a powerful amplifier with a host
of facilities which will be of great interest to the Hi-Fi enthusiast.
Features:
40 watts per
channel
VHF/MW
Combined
oscillator and tuning capacitor for high stability and accuracy
Uniphase IF
filter for high selectivity and low distortion
Phase lock
loop stereo decoder for high channel separation and low distortion
Long linear
tuning scate for ease of tuning
Tape 1 to
tape 2 copying facility.
Specifications:
Rated
Output: 40 watts per channel, both
channels operating at 1 kHz into 8 Ω; 20 - 20,000 Hz , 35 watts
Power
Bandwidth: 10 - 35,000 Hz
Total
Harmonic Distortion: less than 0,2% at 1
kHz; rated output power , 0,1% at 1 watt output power
Intermodulation
Distortion: less than 0,2% at rated
output power, 0,1% at 1 watt output power
Residual
Noise: less than 0,1 µ watts at 8 Ω
Damping
Factor: 10 - 35 Hz (8 Ω), 94 Ω) at 1 kHz
Input
Sensitivity/Impedace:
Phono 1, 2
: 2,5 mV/50 k Ω
Aux 1, 2
; 250 mV/100 k Ω
Tuner : 250 mV/100 k Ω
Tape 1, 2
: 250 mV
Outputs
level/Impedance:
Tape Rec 1,
2 : 250 mV/ 4,7 k Ω
Tape Rec/pb
: 250 mV/ 4,7 k Ω
Headphone
: 0,3 V into 8 Ω, 9 V into 10 k Ω
Frequency
Response:
Phono : RIAA
equalisation curve ±1 dB
Aux 1, 2
: 10 - 30,000 Hz ; +0,5 -3 dB
Tuner : 10 - 30,000 Hz ; +0,5 -3 dB
Tape, DIN
: 10 - 30,000 Hz ; +0,5 -3 dB
Tone
Controls:
Bass : 100 Hz ±10 dB
Treble
: 10 kHz ±10 ddb
Filters:
High : 6 dB/oct above 6 kHz
Low : 6 dB/oct below 35 Hz
Loudness
Control: 50 Hz +9 dB; 1 kHz =3 dB
Signal-to-Noise Ratio:
Phono : 70 dB
Tape 1, 2
; 90 dB
FM Tuning
Range: 87,5 - 108 MHz (3,43 - 2,78 m)
Sensitivity: 1,9 µV IHF useable; 1,7 µV S/N -26 dB
Capture
Ratio: 1,5 dB
Selectivity: 80 dB (400 kHz)
Frequency
Response: 40 -12,500 Hz +0,2 -1 dB; 30 -
15,000 Hz +0,2 -2 dB
Stereo
Separation: 35 dB at 100 Hz; 40 dB at 1
kHz; 35 dB at 10 kHz
Aerial
trminals: 300 Ω balance; 75 Ω unbalanced
Tuning Range
MW: 530 - 1605 kHz (566 - 187 m)
Sensitivity: 250 µV/m external aerial at 1,000 kHz, 100 µV
external aerial at 1,000 kHz
Aerial: built in ferrite aerial; external aerial
terminal
Circuit
System: Main Amp, Direct coupled SEPP
system, tuner superheterodyne
Power
requirements: AC 110, 127, 220, 240 V
(factory set 240 V, 50/60 Hz)
Dimensions
(W x H x D): 490 x 170 x 415 mm
(19-1/4" x 6-9/16" x 16-1/4")
Weight: 13,9 kg (30 lb 10 oz)
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