Dual C 810 User Manual

Service Manual
Technical Data
COUNTER
&
=, DOLBY NA
TAPE
A
i
Edition February 1980
C
810
INPUT
i
AON
oe oe
STEREO
CASSETTE
DECK
The unit meets or exceeds the requirements of DIN 45 500 for
domestic HiFi equipment. The data given is based on the cur-
rent DIN reference tapes.
Tape speed
Deviation from correct speed
Flutter and wow
Weighted RMS
To DIN for reproduction only
To DIN for recording/reproduction
Frequency response (ref. to DIN tolerances)
Standard Fe tape
Cr09 tape
FeCr tape
Signal-to-noise-ratio (weighted)
With Dolby NR
Fe 63 dB
Cr02 63dB
FeCr 66dB
4.75 cm/s
+0.7%
+0.045 %
+0.09 %
+013 %
20 — 16,000 Hz
20 — 16,500 Hz
20 — 17,000 Hz
Channel separation at 1000 Hz
between stereo channels
in opposite direction
Erasure at 1000 Hz
Oscillator (push-pull oscillator)
Inputs
(senstitivity at 0 dB)
Microphone (1/4" coaxial jack))
Receiver/amplifier (DIN connector)
Receiver/amplifier (RCA jacks)
Outputs
Receiver/amplifier (DIN connector)
Receiver/amplifier (RCA jacks)
Headphones (volume adjustable)
(1/4" coaxial jack)
Fast winding time for C 60 cassettes
Tape monitor (electronically) shut-off time
Line voltage
Line frequency
Power requirement
40 dB
70dB
70 dB
105 kHz
0.3mV/ 5kOhm
1 mV/10 kOhm
80 mV/70 kOhm
580 mV/ 5kOhm
580 mV/ 1kOhm
4 — 2000 Ohm
60 sec.
1.5 sec.
120 V and 230 V
50/60 Hz
approx. 15 Watt

Dual C 810 Specifications

General

Tape Type	Normal, CrO2, Metal
Noise Reduction	Dolby B
Model	C 810
Track System	4-track, 2-channel stereo
Power Supply	220V, 50Hz