Sony tc k 71 service manual

Page 2

TC-K71 l

TAPE RECORDER SECTION TulalHarmonic

Distortion:

Recording System: 4-track 2-channel stereo

Bias Frequaney:

Fast-forward and
Rewind Time: Approx. 80 sec. (with 060)
DOLBY NR OFF
AEP, UK, E model
0 With TYPE IV cassette (Sony METALLIC)
2O - 20,000 Hz
30 ~ 18,000 Hz (13 dB)
30 - 13,000 Hz (:3 dB, 0 VU recording)
30 - 18,000 Hz (DIN)
o with TYPE III cassette (Sony FeACr)
20 - 20,000 Hz
30 - 18,000 Hz (13 d8)
30 ~ 18,000 Hz (DIN)
- With TYPE 11 cassette (Sony CD-a)
20 - 19,000 Hz
30 - 17,000 Hz (:3 dB)
30 - 17,000 HZ (DIN)
- With TYPE I cassette (Sony BHF)
20 .. 17,000 Hz
30 - 15,000 HZ (DIN)
US, Canadian model
0 With TYPE IV cassette (Sony METALLIC)
20 - 20,000 Hz
30 - 18,000 Hz (:3 dB)
30 ~13,000 Hz (:3 dB, 0 VU recording)
a With TYPE III cassette (Sony Feet)
20 - 20,000 Hz
30 - 18,000 Hz (:3 dB)
I With TYPE II cassette (Sony EHF)
20 - 19,000 Hz
30 - 17,000 Hz (13 d8)
0 With TYPE I cassette (Sony HFX)
20 - 17,000 Hz

Frequency Response:

Decay Time
(from o as to -20 as):

Ovarshoot:

Indicator Elements:

Wow and Flutter: 0.04 % WRMS (NAB)

20.12 % (DIN, )(AEP, UK, E model)
0.04 % WRMS (US, Canadian model)

DOLBY NR OFF
AEP, UK, E model
a With TYPE IV cassette (Sony METALLIC)
60 dB at peak level (NAB)
60 dB (DIN)
0 With TYPE III cassette (Sony Fe-Cr)
60 dB at peak level (NAB)
60 d8 (DIN)
o with TYPE I! cassette (Sony CD01)
58 dB at peak level (NAB)
US, Canadian model
. With TYPE 1v cassette (Sony METALLIC)
60 dB at peak level
0 with TYPE III cassette (Sony Fe>Crl
60 dB at peak level
0 With TYPE II cassette (Sony EHF)
58 dB at peak level
DOLBY NR ON
Improved by 5 dB at1 kHz, 10 dB above 5 kHz

SIN Ratio:

Inputs:

Outputs:

Response Range:

Frequency Response:

Response Time:

0.8 % (with Sony Fe~Cr and METALLIC)
105 kHz
MIC (phone jacks) ............... 2

sensitivity 025 mV (-70 dB)
for a Iow~irnpedance microphone

LINE IN (phone jacks) ............ 2
sensitivity 77.5 mV (v20 dB)
input impedance 50 kt"!

LINE OUT (phone jacks) ........... 2

output level 0435 V (-5 dB)
at load impedance 50 km
with LINE OUT level control at "0 variable
in five steps from 5 dB to -29 dB load
impedance more than 10 k0

PHONES (binaural jack)
output level variable in five steps from
-20 dB to ~44 dB at load impedance of 8 :2

LED PEAK PROGRAM MflERS

-40 dB to +8 dB
20 v 20,000 Hz :15 dB

1 millisecond

750 milliseconds
None

15 elements for each channel

0 dB; = 0.775 v

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