Kenwood-Trio                            
Model (see top page for legend)
Year
Heads
F.R., ±3dB, Hz-kHz
W&F, WRMS,
%
S/N, NR off,
dB
S/N, Best NR, dB
NR & Bias
Rec. Cal.
Auto
Reverse
Drive
Motors
Weight, kg
Price, MSRP, USD
Notes
AD-700
1972 2 25-15
0.15 50 58 B
No
No
Open
2 5.9 259  
KX-910
1974 2 30-16
0.09 50 58 B/FM
  No
Open
  5.3 300  
KX-710
1974 2 30-16
0.13 50 58 B/FM
No
No
Open
1 5.3 250  
KX-920
1976 3 40-14
0.08 54 62 B
Manual
No
Open
  5.5 325  
KX-720
1976 3 40-14
0.08 54 62 B
Manual
No
Open
  5.5 275  
KX-620
1976 2 40-12
0.09 53 61 B
No
No
Open
1 7.0 220  
KX-830
1978 2 35-15
0.06 52 62 B
No
No
Open
  7.5 325  
KX-1030
1978 3 35-18
0.06 55 65 B
Manual
No
Open
1 7.5 400  
KX-760
1979 2 30-16
0.05 50 60 B
Manual
No
Open
  6.5 350  
KX-650
1979 2 30-16
0.05 52 62 B
No
No
Open
  6.5 299  
KX-900
1980 3 25-18
0.04 57 67 B
Manual
No
Open
  6.9 400  
KX-800
1980 3 30-18
0.045 54 64 B
Manual
No
Open
  6.8 365  
KX-600
1980 2 30-16
0.05 54 64 B
Manual
No
Open
1 5.9 269  
KX-500
1980 2 30-16
0.05 54 64 B
Manual
No
Open
  4.3 239  
KX-2060
1980 3 25-17
0.04 60 70 B
Manual
No
Open
  9.3 649  
KX-1060
1980 3 30-19
0.045 55 65 B
Manual
No
Open
  8.4 450  
KX-90R
1981 2 20-18
0.04 60 70 B
No
Yes
Open
  5.4    
KX-70
1981 2 20-18
0.04 60 70 B
No
No
Open
  5.2 349  
KX-50
1981 2 20-16
0.05 57 67 B
No
No
Open
  4.5 225  
KX-1000
1981 3                     600  
KX-7XC
1982 2 20-20
0.04 59 74 B/C
  No
Open
  5.8 400  
KX-77C
1982 2 20-17
0.04 57 72 B/C
    Open
  4.7 315  
KX-5XC
1982 2 20-17
0.04 57 72 B/C
  No
Open
  5.5 245  
KX-55C
1982 2 20-17
0.04 57 72 B/C
    Open
  4.2 265  
KX-71R
1983 3 30-15
0.04 57 67 B/C
No
Yes
Open
  4.6 320  
KX-41R
1983 2 30-16
0.045 57 67 B/C
No
Yes
Open
  4.0 225  
KX-92B
1984                       300  
KX-880SR
1984 3 20-22
0.027 59 74 B/C
No
No
Closed
3 5.9 325  
KX-72RB
1984 3 30-16
0.055 58 75 B/C
Auto
Yes
Open
  5.4 290  
KX-727A
1984 2 30-16
0.05 58 75 B/C
Auto
Yes
Open
  5.2    
KX-42B
1984 2 30-15
0.055 56 72 B/C
Manual
No
Open
  4.5 200  
KX-790R
1985 2 20-17
0.05 57 74 B/C
  Yes
Open
  4.8 355  
KX-780
1985 3 22-18
0.05 57 74 B/C
  No
Open
  4.8 355  
KX-74R
1985 2 30-15
0.06 56 73 B/C
  Yes
Open
  3.7 275  
KX-1100HX
1985 3 20-19
0.025 60 75 B/C/H
Manual
No
Closed
3 6.4 650  
KX-75R
1986 2 20-16
0.06 56 73 B/C
  Yes
Open
  3.8 235  
KX-76R
1987 2 30-15
0.06 57 72 B/C
  Yes
Open
  5.1 250  
KX-660HX
1987 2 20-17
0.06 59 74 B/C/H
Manual
No
Open
2 5.0 300  
KX-87CR
1988 2 30-15
0.06 56 73 B/C
  Yes
Open
  3.6 259  
KX-8010
1989 3 30-17
0.08 59   B/C/H
Auto
Yes
Open
  5.4 429  
KX-6010
1989 2 30-16
0.08 57   B/C/H
Auto
Yes
Open
  5.4 329  
KX-3510
1989 2 30-17
0.08 57   B/C/H
Auto
Yes
Open
  4.9 299  
KX-4520
1990 3 20-19
0.05 58 72 B/C/H
Auto
No
Open
2 5.2 470  
KX-2520
1990 2 30-14
0.08 57   B/C/H
Auto
Yes
Open
  4.0 250  
KX-2020
1990 2 30-14
0.08 57   B/C/H
Auto
No
Open
  4.0 219  
KX-7030
1991 3 20-20
0.045 59 75 B/C/H
Auto
No
Closed
3 5.1 380  
KX-5530
1991 3 20-18
0.06 58 73 B/C/H
Auto
Yes
Open
2 4.6 300  
KX-3030
1991 3 20-18
0.05 58 73 B/C/H
Auto
No
Open
2 4.4 250  
KX-9050
1993 3 20-22
0.024 59 73 B/C/H
Auto
No
Closed
4 7.3 500  
KX-7050
1993 3 20-20
0.045   78 B/C/H
Auto
No
Closed
3 5.4 340  
KX-5550
1993 2 20-18
0.07 58 72 B/C/H
Auto
Yes
Open
2 4.4 300  
KX-9050S
1994 3 20-22
0.024 59 80 B/C/S/H
Auto
No
Closed
4 7.3 500  
KX-7050S
1994 3 20-20
0.045     B/C/S/H
Auto
No
Closed
3 5.4 340  
KX-5060S
1995 2 20-19
0.06 58 80 B/C/S/H
Auto
No
Open
3 4.4 330  
KX-3060S
1995 2 20-18
0.09 57 71 B/C/H
Auto
No
Open
2   230  
KX-7060S
1996 3 20-20
0.055 60 81 B/C/S/H
Manual
No
Open
3   450  
KX-5080S
1996 2 20-19
0.07 59 80 B/C/S/H
Auto
No
Open
2 4.6 250  
KX-3080
1996 2 20-19
0.07 59 74 B/C/H
Manual
No
Open
2 4.6 215