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High Speed DC Stereo Receiver KR-6050

High Speed DC Stereo Receiver KR-6050; Trio-Kenwood (ID = 2505082) Radio High Speed DC Stereo Receiver KR-6050; Trio-Kenwood (ID = 2505083) Radio
High Speed DC Stereo Receiver KR-6050; Trio-Kenwood (ID = 2505084) Radio
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High Speed DC Stereo Receiver KR-6050; Trio-Kenwood (ID = 2505082) Radio
Trio-Kenwood: High Speed DC Stereo Receiver KR-6050 [Radio] ID = 2505082 1400x400
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For model High Speed DC Stereo Receiver KR-6050, Trio-Kenwood Electronic Inc.; Komagane: auction item_333210479767 seller thesoundexchange
Country:  Japan
Manufacturer / Brand:  Trio-Kenwood Electronic Inc.; Komagane
alternative name
Trio Corp.
Year: 1980 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Superheterodyne (common)
Wave bands Broadcast (BC) and FM or UHF.
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 120; 220; 240 Volt
Loudspeaker - This model requires external speaker(s).
Power out 120 W (160 W max.)
from Model: High Speed DC Stereo Receiver KR-6050 - Trio-Kenwood Electronic Inc.;
Material Wooden case
Shape Book-shelf unit.
Dimensions (WHD) 516 x 154 x 409 mm / 20.3 x 6.1 x 16.1 inch

An AM/FM stereo hi-fi receiver with a MW/FM stereo tuner and an integrated amplifier with power output of  2 x 60 watts RMS into 8 ohms (2 x 80 watts into 4 ohms), housed in a wooden case. Meters for Left and Right Power Output, Signal Strength and Tuning, Bass and Treble tone rotary controls, switches for Subsonic and High Filters, Loudness, Stereo Muting, Wide/Narrow IF Band, adjustable AM rod aerial, terminals for FM aerials, RCA phono sockets for Phono and Aux inputs and two Tape input/outputs, DIN socket for Tape input/output, an FM De-Emphasis switch, terminals for two pairs of loudspeakers, jack for headphones and two AC outlets, switched and unswitched.

Amplifier Section 
Power Output30 watts per channel, minimum RMS both channels driven
into 8Ω from 20 Hz to 20,000 Hz
with no more than 0.02% total harmonic distortion.
Dynamic Power Output300W into 4Ω
Total Harmonic Distortion
 (20 Hz to 20,000 Hz AUX)
 rated power into 8Ω
Intermodulation Distortion
 rated power into 8Ω
Damping Factor
 (20 Hz — 20 kHz at 8Ω)
Input Sensitivity/ImpedancePhono              2.5 mV/50 kΩ
AUX and TAPE 200 mV/50 kΩ
Signal to Noise Ratio
 (A weighted)
  AUX and TAPE
84 dB for 2.5 mV input, 90 dB for 5.0 mV input
105 dB for 200 mV input
Frequency Response 
 PHONO RIAA Standard Curve
20 Hz to 20.000 Hz ±0.2 dB
AUX and TAPE 5Hz to 240,000 Hz -3 dB
Subsonic Filter18 Hz 6dB/oct
High Filter5 kHz 6dB/oct
Output Level/ImpedanceTAPE REC Out (Pin) 200 mV/300Ω
TAPE REC Out (DIN) 30 mV/80 kΩ
FM Tuner Section 
Frequency Range88 MHz - 108 MHz
Usable Sensitivity10.3 dBf (1.8 µV)
Signal to Noise Ratio at 65 dBfMono 83 dB
Stereo 75 dB, 77 dB at 10 mV input
Total Harmonic DistortionMono 0.08%
Stereo 0.09%
Frequency Response30 Hz to 15,000 Hz +0.5dB, -1.0 dB
Capture Ratio1.0 dB
Image Rejection Ratio83 dB
Alternate Channel SelectivityWIDE   30 dB at 300 kHz
NARROW 60 dB at 300 kHz
Stereo Separation Ratio40 dB at 50 Hz to 10,000 Hz
Antenna Impedance300Ω Balanced and 75Ω unbalanced
AM Tuner Section 
Usable Sensitivity10 µV (250 µV/m)
Signal to Noise Ratio52 dB
Image Rejection50dB
Selectivity50 dB

Same as the Kenwood KR-6650 High Speed DC Stereo Receiver

Net weight (2.2 lb = 1 kg) 13 kg / 28 lb 10.1 oz (28.634 lb)
Mentioned in -- Original prospect or advert (1980 Kenwood Hi-Fi Stereo catalogue)
Literature/Schematics (1) - - Manufacturers Literature (Service manual KR-6050 (KR-6650))

Model page created by Howard Craven. See "Data change" for further contributors.

All listed radios etc. from Trio-Kenwood Electronic Inc.; Komagane
Here you find 755 models, 676 with images and 204 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.