Akai AS 1080 DB brochure

Page 1

4-CHANNEL STEREO RECEIVER

4-channel Dolby recording and playback with an ordinary tape deck for
the first time in audio history! This is only one of the many outstanding
features of the new~ AS-1080 DB. This new 4/2 channel compatible
receiver incorporates all the latest engineering techniques and offers
performance quality to match anything on the market today. Yet the
cost of this delxue model is far below what you would expect to pay for
such quality. Robust 3 mm thick aluminium front panel. Easy-to-
operate precise controls. Designed for efficient operation of present and
future audio capability.

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Page 2

HIGH POWER AMP WITH LESS THAN 0.2%?

ALL-STAGE DIRECT COUPLED OCL PURE COMPLEMENTA-
RY POWER AMPLIFIER

40 watts per channel continuous power output (80 watts per channel at
2-CH Power Uoublerll minimum RMS, at 8 ohms load impedance with no
more than 0.2% distortionl These outstanding specifications are the result
of employing an all-stage direct-coupled OCL pure complementary 4
Power Ic circuit in the all important power section.

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POWER TRANSISTOR PROTECTION CIRCUIT

A protection circuit is activated in case of a short caused by a wrong
speaker connection or when input is excessive to protect the power
transistors, Further, this circuit cancels the irritating speaker shock noise
when the power switch is turned on or oli.

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VARIED 4-CHANNEL OPERATION INCLUDES DOLBV
4-CHANNEL PERFORMANCE. . . A FIRST IN THE FIELD OF
AUDIO!

This 4-channel 2-channel compatible unit, In addition to regular and
discrete stereo, 30 Full Logic and Matrix 4-channel stereo, and CD-4
capability. also Ieatures 4-1.:hannel Dolby recording and playback with an
ordinary A-CH tape deck.

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80 Full Logic Decoder Circuit
The 80 Full Logic decoder of this model IS a superior Front/Back Logic
wave matching circuit employing a 6-pole phase shifter lor excellent hem
and rear channel separation. 3 advanced large scale Sony le. SO Indicator
Lamp,

Matrix Decoder Circuit
Facilitates playback of matrix encoded phonograph records,

CD-4 Demodulltor Circuit and Separation Adjusters
A built-in CD~4 demodulator circuit and CD4 Separation Adjusters
Iacilitate easy playback of CD4 records. Front panel CD4 Indicator
Lampt CD-4 test record included in standard accessories

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