National RQ-702 Скачать руководство пользователя | Manualshive

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Содержание RQ-702

Страница 1: ... 4 Mtionat THREE SPEED HI FI TAPE RECORDER MODEL RQ 702 OPERATION MANUAL NATIONAL MATSUSHITA MATSUSHITA ELECTRIC INDUSTRIAL CO LTD OSAKA JAPAN ...

Страница 2: ...ternal speaker jack Earphone socket Micro phone jack Recording button Playback but ton Fast forward button S top button Rewind button Supply reel table Recording tape Panel Take up reel Take up reel table Speed selector knob Tape counter Operational Parts Head cover ...

Страница 3: ...Cover lock Voltage adaptor Accessory compartment Motor cover Rubber leg piece Name plate ...

Страница 4: ... mains voltage before plugging it into the AC mains Setting can be easily done with a screw driver Proper setting is shown in the table below Mains Voltage Setting of Vcltage Adaptor 100V 105V 100V 110V 115V 117V 115V 120V 127V 124V 133V 125V 135V 125V 185V 200V 210V 200V 215V 220V 225V 230V 230V 240V 247V 250V 254V 250V 1 ...

Страница 5: ... AC mains To operate it from 60 AC mains a little modifi cation is necessary which is very easy Take the head cover off by pulling it up Then take the 50 capstan off and place it on the 50 capstan stand Secure the capstan with the screw By removing the 50 capstan the tape is adapted to play from 60 mains ...

Страница 6: ...el Hold about 3 4 feet of tape between the both hands over the head cover In this case the glossy side of the tape should face the operator s side and the lusterless side of tape should face the other side Drop the stretched tape into the head cover gap Insert the loose end of the tape in the slot of the take up reel While holding the end of the tape turn the take up reel counterclockwise a few re...

Страница 7: ...to select tape speed This tape recorder plays at 3 speeds 1 Vis 3 3 and 7 zz i p s Set the speed selector knob at the desired position before the tape is played Do not change speed while operating the set Tape speed is preferably varied to suit the recording pur poses Higher speed offers better sound quality and lower speed offers longer playing time with the same quality and length of tape See th...

Страница 8: ...M LP phono or actual music 3 i p s 1 hour X 2 30min x 2 15min X 2 Music instrumental or vocal 1 PA i p s 2 hour X 2 1 hour x 2 30min x 2 Long hour lecture conference lin guistic studies Tape counter Set the tape counter to 0 0 0 by turning the disc beside the indicator forward The built in tape counter can be conveniently used to get the beginning and the end of recorded programs 5 ...

Страница 9: ...tance between the mouth and the microphone 4 While speaking into the microphone watch the magic eye When the green wings are open and do not move recording will not be made When the wings meet each other and do not get apart reproduced sound will be distorted though recording is possible When the wings move corresponding to the sound volume optimum recording is made For adjustment turn the volume ...

Страница 10: ...inger while pressing the recording button not to release it from pressed position 6 The tape will start to run 7 When recording is finished press the stop button How to record on the second track of tape Recording is made on the upper half of the tape in order to double the playing time playing the first track magnetic head tape ...

Страница 11: ...e played REPRODUCTION 1 To rewind the tape push the rewind button Find the point where reproduction should be started by means of the built in tape counter 2 After the starting point has been found press the play back button Obtain the optimum sound volume and quality with the volume control and the tone control Do not press the recording button and the playback button at the same time for reprodu...

Страница 12: ...ased ERASING 1 Set the volume control knob at the minimum position Remove the microphone from the microphone socket Then press the recording button and the playback button at the same time There is no need of erasing a reel of tape in order to record a new programme on it since the tape is automatical ly erased before it is recorded That is because the tape passes the erasing head before it passes...

Страница 13: ... into the radio jack black jack 2 Connect the clips of the connection cord with the output terminals of a phonograph player 3 Control the recording sound volume with the volume control of the phonograph The volume control of the tape recorder may be also used 4 Push the recording button Control the volume watching the magic eye 5 When the optimum sound volume is obtained push the playback button w...

Страница 14: ...rding button of the tape recorder and cont rol the sound volume watching the magic eye 5 After sound level has been adjusted push the playback button while securing the recording button at the pressed position How to take copy of recorded tape 1 Two tape recorders are required for this purpose 2 Plug a connection cord into the external speaker jack of the tape recorder on which the recorded tape i...

Страница 15: ...he connection cord into the external speaker jack of the tape recorder 2 Nip the speaker voice coils with the red and black clips of the connection cord In this case there is no specifica tion as to connect which of the clips with which side of the voice coils The voice coil impedance is preferably exactly or near 3n 3 Playback the tape How to use the earphone Two earphone sockets are provided for...

Страница 16: ...ape ends Cut them diag onally about 45 2 Align the cut ends carefully making the cut sides meet each other with the glossy side of the tape up 3 Prepare about 1 1 4 of splicing tape apply it on the cut ends and press it 4 Trim the splicing tape a little concave Never use a tape other than those specially designed for this purpose The adhesive material may stain the mag netic heads and other parts ...

Страница 17: ...and lubrication prolongs the life of a machine very much To obtain perfect performance good care is recom mended How to take off head cover etc 1 Head cover Pull the head cover up 2 Mount Take the knobs off by loosening the screws Loosen the two screws at the front corners of the panel Take the mount up 14 ...

Страница 18: ...aken off loosen the two screws at the farther corners of the panel Take off the screws beside the tape guide pins and take the panel up Where to clean 1 Clean with a piece of soft cloth the magnetic head the capstan the pinch roller and the tape guides 15 ...

Страница 19: ...ey speed idler magnetic head 1 A fuse spare fuse reel table rubber belt fast forward roller fly wheel tape guide pin capstan pinch roller 2 Once in a while clean the circumferential sides of roller the rubber belt the reel table the motor pulley and the flywheel 3 Recommended wash is benzine or carbon tetra chloride ...

Страница 20: ...dle One or two drops are enough Excessive oil may cause slips in mechanism SPECIFICATION Power source AC mains 100 250V 50 60 Power consumption abt 40 W Rated output 2 W 3 W maximum Tube complement 12 AX 7 1 6 BM 8 2 6 DA 5 1 Voltage amplifier ii f oscillator and power amplifier recording level indicator 17 ...

Страница 21: ...ft tape Frequency response 50 12 000 c s at 7 i p s 50 8 000 c s at 3 3 4_ i p s 50 5 000 c s at 1 i i p s Operation keyboard operation Recording level indication magic eye Inputs 1 microphone 20 kn unbalanced 1 radio and phono 1 Ka unbalanced Output impedance 3 Fast forward within 3 minutes with 7 1 200 ft tape Rewind Built in speaker 6 X 4 permanent dynamic speaker Tape counter digital Dimension...

Страница 22: ...ACCESSORIES Dynamic microphone Model CE 106 1 Earphone EPC 2 crystal 1 Recording tape 5 900ft 1 Empty reel 5 1 Connection cord Splicing tape 1 ...

Страница 23: ... 5 S5 on off switch ganged with volume control VR1 6 Value of a capacitor without unit is on the order of UF P stands for PF 7 Capacity of resistors is X W if not indicated 8 K for a resistor stards for KO M for MO 9 Value indicated in fl is d c current between the chassis Value in I with an arrow is a c voltage between lines The upper value should be measured during playback and the lower value d...

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