Kenwood KR-6030 Service Manual

AMPLIFIER SECTION
Power Output
y
SPECIFICATIONS
Total Harmonic Distortion at 65 dBf
80 watts per channel, minimum RMS both
channels driven, at 8 ohms from 20 to 20,000
Hz with no more than 0.1% total harmonic dis-
tortion.
Both Channels Driven............
Dynamic Power Output...........
Total Harmonic Distortion.......
Intermodulation Distortion......
(60 Hz: 7 kHz = 4: 1)
Power Bandwidth ...................
Damping Factor......................
Speaker Impedance ................
83 + 83 W 8 Q at 1,000 Hz
100 + 100 W 42. at 1,000 Hz
340 W 42
0.1% at rated power into 8 Q
0.05% at 1/2 rated power into
82
0.1% at rated power into 8 Q
0.05% at 1/2 rated power into
BQ
5 Hz to 50,000 Hz
50 at 822
Accept 42 to 16 Q
Input Sensitivity/Impedance/Signal to Noise Ratio
(IHF A curve)
Maximum Input Level
for Phono... eee
Output Level/Impedance
Tape REC (Pin) ...................
Subsonic Filter..................0.....
Loudness Control ....................
(—30 dB)
2.5 mV/50 kQ2/75 dB
150 mV/45 kQ/98 dB
150 mV/45 kQ/98 dB
250 mV (RMS), T.H.D. 0.1%
at 1,000 Hz
150 mV/100 Q
30 mV/80 kX
RIAA standard curve
+0.3, ~0.3 dB
10 Hz to 50,000 Hz
+0, —1.0dB
+10 dB at 100 Hz
+10 dB at 10 kHz
18 Hz (6 dB/oct.)
+9 dB at 100 Hz
FM TUNER SECTION (IHF)
Usable Sensitivity ...................
50 dB Quieting Sensitivity
Stereo cis coed cisihadeaes
Signal to Noise Ratio at 65 dBf
18
9.8 dBE (1.7 nV)
14.1 dB (2.8 nV)
36.3 dBf (36 nV)
Capture Ratio .........................
Image Response Ratio ............
Spurious Response Ratio ........
IF Response Ratio
(Balanced) ..................0.....
Alternate Channel
Selectivity..........0000000.0000.
AM Suppression Ratio ............
Stereo Separation Ratio...... —
Sub Carrier Product
FM Frequency Range..............
AM SECTION
20 Hz to 15,000 Hz
+ 0.5, —2.0dB
1.2 dB
90 dB
85 dB
60 dB
45 dB at 1,000 Hz
35 dB at 50 Hz to 15,000 Hz
62 dB
300 2 balanced
75 Q unbalanced
88 MHz to 108 MHz
Usable Sensitivity ................... 15 nV
Signal to Noise Ratio .............. 50 dB
Image Rejection...................... 50 dB
Selectivity...........00..0.0..0 ee 33 dB
GENERAL
Power Consumption ............... 600 W at full power
AG Outlet)... 2.0.35 cneceviw ens Switched 1,
Unswitched 1
Dimensions ....................:.:5 W ~ 18-29/32" (480 mm)
H 5-7/8" (149 mm)
D —-15-15/16" (405 mm)
Weight
(NGt)isiteccierneryiehteishieeae 30.9 Ibs (14.0 kg)
(Gross) c2scRuctiedAgianin 35.2 Ibs (16.0 kg)
Note:
Kenwood follows a policy of continuous advancements in develop-
ment. For this reason specifications may be changed without
notice.
KENWOOD ELECTRONICS,INC.
MB1315 E.WATSONCENTER RD.CARSON CALIFORNIA 90745 U.S.A.
B75 SEAVIEW DRIVE SECAUCUS,NEW JERSEY 07094 U.S.A.
TRIO-KENWOOD ELECTRONICS N.V.
MBLEUVENSESTEENWEG 184,B-1930 ZAVENTEM, BELGIUM.
TRIO-KENWOOD ELECTRONICS GmbH.
MM RUDOLF—BRAAS-STR. 20, 6056 HEUSENSTAMM, WEST GERMANY.
TRIO-KENVW OOD FRANCE S.A.
M5, BOULEVARD NEY 75018 PARIS, FRANCE.
TRIO-KENWOOD CAUSTRALIAIPTY, LTD.
(M30 WHITING ST, ARTARMON N.S.W. 2064, AUSTRALIA.
TRIO-KENWOOD CORPORATION
33-6-17 AQBADAI, MEGURO-KU, TOKYO, JAPAN.
€ 1977-12 PRINTED IN JAPAN B51-0478-00 (T) 3,612

Kenwood KR-6030 Specifications

Amplifier Section

power output	80 watts per channel
total harmonic distortion	0.1% at rated power into 8 ohms
intermodulation distortion	0.1% at rated power into 8 ohms

Power

power consumption	600 W at full power
dynamic power output	340 W
maximum input level for phono	250 mV (RMS), T.H.D. 0.1% at 1, 000 Hz

Weight and Dimensions

weight	30.9 lbs (14.0 kg)
gross weight	35.2 lbs (16.0 kg)
dimensions	W 18-29/32" (480 mm), H 5-7/8" (149 mm), D 15-15/16" (405 mm)