Summary of Contents for STR-6055

Page 1: ...www SteamPoweredRadio Com SO N Y STEREO RECEIVER STR 6055 OWNER S INSTRUCTION MANUAL ...

Page 2: ...6 Headphones 6 Ground connection Power connection Custom Mounting TAC 5E cabinet Panel mounting OPERATING INSTRUCTIONS Location of Controls and Connectors Function of Controls How to Use Your STR 6055 for FM Reception How to Use Your STR 6055 for AM Reception Using Your STR 6055 with External Inputs 6 6 6 6 6 7 7 7 9 9 9 With a record player 9 With a tape recorder 9 Balancing the Stereo System 10 ...

Page 3: ...www SteamPoweredRadio Com AM 411111 AU X2 ...

Page 4: ...T remove the chassis cover Refer servicing to qualified personnel DON T place the STR 6055 in direct sunlight or near radiators hot air ducts or any other source of heat Similarly don t place it in any area subject to freezing temper atures or excessive moisture DON T place the STR 6055 on any soft surface which may block the bottom ventilation holes DON T place anything on top of the cabinet whic...

Page 5: ... type has narrower pickup pattern Multipath Reception Good fm reception depends not only on the sen sitivity of the tuner but on the quality of the received signal The most important factor affecting signal quality is multipath reception Multipath reception is the arrival of a signal at an antenna from several points the result of signal reflections from tall buildings or bridges just to cite a fe...

Page 6: ...reo effect Closely spaced speakers produce minimum stereo effect Widely sepa rated speakers produce maximum stereo effect although if the separation is too great the unnatural hole in the midd le effect appears The proper distance between speakers is directly re lated to the distance from the speakers to the listening areas In most cases fine results are obtained if the speakers are separated by a...

Page 7: ...connect the GROUND terminal to a convenient earth ground such as the mounting screw of an ac outlet cover plate A more direct earth ground preferably a cold water pipe is recommended for lightning protection when an external antenna is used Power Connection Before making any form of power connection make sure the STR 6055 s POWER switch is OFF Then you can plug the STR 6055 s line cord into the ac...

Page 8: ...d the functions are described below POWER switch Turns the operating power on or off The dial will light when this switch is set to ON VOLUME controls TUNIN G meter TUNIN G knob STEREO indicator AU X 2 connector FUNCTION selector knob FUNCTION selector lever MONITOR switch MODE selector Bar antenna MAIN SPEAKER terminals REMOTE SPEAKER terminals Ac power cord AC OUTLET Regulate the sound level of ...

Page 9: ... knob FUNCTION ___ A 110 STCREO FM MON0 1 ux Selects the input source connected to the AUX 1 connectors on the rear panel I response in both channels The center pos1t1on provides a flat response Left and right channels can be controlled independently TREBLE TONE controls Turn these controls clockwise to increase the high frequency re sponse in both channels The center position provides a flat resp...

Page 10: ...d tone quality by turning the VOLUME BASS and TREBLE TONE controls 8 If necessary set the HIGH FILTER switch to ON to eliminate high frequency noise hiss When listening at low sound levels if desired push the LOUDNESS switch to ON HOW TO USE YOUR STR 6055 FOR AM RFr FPTIO 1 Flip th e POWER switch to ON 2 Set the MONITOR switch to SOURCE 3 Set the SPEAKER switch to the proper position 4 Set the MOD...

Page 11: ...e Speaker Phasing Check Make sure your speake rs are properly phased by performing this simple test Move the ri ght and left channel speakers so that t hey are about one foot apart and facing eac h other A dj ust t he system controls for ba lanced L R operation by setting the MODE switch to L R and balancing the out put leve ls Listen t o a recorded passage contain ing promi ne nt bass notes Then ...

Page 12: ... watts 4 ohms Both channels driven simultaneously 43 watts 8 ohms 60 watts 4 ohms per channel operating at 20 Hz 20 kHz 30 30 watts 8 ohms Power bandwidth IHF Harmonic distortion Both channels driven simultaneously 15 Hz 30 kHz IM distortion Frequency response PHONG AUX 1 2 TAPE Input sensitivity and AUX 1 2 TAPE REC PB input PHONG Less than 0 2 at rated output Less than 0 1 at 1 W output Less tha...

Page 13: ...I I I I I I I I I I I I I I I I I I I I I IL _ _ _ _ _ _ _ _j_ ____ j TUNER BLOCK 6 element solid state filter 1 7 stage IF amp I ifier L g e _ r_ m _i te _r _ _ _ _ _ _ _ _ _ _ I I I Muting circuit I 1 L 16 kHz t t FM L low pass filter t FM R Multiplex block MOOE AM A m block Tuning meter dMUTING ON OFF l D r 0 0 G c s ...

Page 14: ... r I I I I t r 7 I FM R AUX 1 R o V Regulator Di al lamp I 1 61 I l I I CJ I lh I Tone control amp lifier Power amplifie r L w ith protection circuit LL LL 0 z 0 er w f _J u I J I Power amp lifier R with protect ion ci rcuit Power Transformer 7 MAIN I SPEAKER L I I er I I I B5 I REMOTE p HEADPHONE I I I I I I I I MA IN REMOTE SPE AKER R I L _j PO WER ON OFF Voltage se lec tor ...

Page 15: ...www SteamPoweredRadio Com 3 790 926 33 1 SONY CORPORATION Printed in Japan ...

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