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Summary of Contents for X-355

Page 1: ...MODEL X 355 OPERATOR s MANUAL CROSS FIELD H EAD SOLID STATE AMPLIFIER 4 TRACK STEREOPHONie SOUND RECORDER AND REPRODUCER ...

Page 2: ... REVERSE OR REWJ 0 METALLIC SENSING TAPE 9 i UTOMATIC SHUT OFF WITH REVERSE AND REPEAr 10 MANUAL RE VERSE OR REPEAT Il RECORDING 12 RECORDI G FROM DISCS 13 RECORDING FROM AN EXTERNAL AMPLIFIER 14 RECORDING FROM ANOTHER TAPE RECORDER 15 MONITORING 16 REVERBERATION 17 SOUND ON SOUND 18 SOUND WITH SOUND 19 FAST FORWARD AND RE v ND 20 TAPE SPEED CHANGE Q 21 HEAD CLEANING J 22 HEAD DEMAGNETIZATION 23 T...

Page 3: ...back Head Inline 4 track tereo and monaural low impedance 1 000 ohms at 1 000 eps installed on an automatic shift deviee Erase and Bias Head lnline 4 track stereo low impedance 750 ohms at 90 kc Hystere is synchronous 2 speed 4 8 pole motor for capstan drive Two 4 pole induction motors for fast forward and rewind 0 3 at ali tape speeds Input of more than 0 5 mY in MICROPHO E jack Input of more tha...

Page 4: ...ator Light Line Volume Control Right Microphone Volume Control Right Record Output Button Stereo Headphone J ack Playback Output Button Volume Control Left Volume Control Right Function Switch Equalizer Switch Tone Switch Speaker Switch Repeat Button Reverse Button hut Off Button Pinch Wheel Capstan Shaft J Reverse Pin T Reverse Pin Tension Arm Index Counter Reset Button Tape Holder Take up Reel S...

Page 5: ...igh sensitivity with a signal applied on the ta pe with no distortion and minimizing noise generation However the bias current providing such an advantage also has an undesirable charactor That is the wide magnetic field of the bias current affects the recorded signal resulting in weakening or even erasing the signal This phenomenon is particularly noticeable at high frequencies ln the cross field...

Page 6: ...ls have been turned over 4 Track Monaural Recording Piayback 1 2 3 4 The monaural recording playback track sequence should be 1 4 3 2 A Set the TRACK SELECT OR KNOB to 1 4 o Y 1 4 3 2 The first monaural recording playback takes place on track 1 and the second on track 4 after the tape reels have been turned over B Turn the tape reels over C Set the TRACK SELECTOR K NO B to 3 2 The third monaural r...

Page 7: ...djustment B lrregularity of the ta pe transport may be clue 10 Grime adhering to the heads clean the hc ads Oil on the capstan clean the capstan Dirty tape surface use a clean ta pe Bent take up reel straighten the takc up reel C If your machine will not record insure that the following are in the correct position RECORD SAFETY BUTTON Microphone plugs O If your machine will not reproduce insure th...

Page 8: ...ge fu e FL d uurd 1ng tu Uit gr 1 l 111 1 0 V 3 2 0 1 1 1 j Fig 4 The X 355 can be operated on either 50 or 60 cycle alternating current The rear cover panel Figure 5 of the recorder must be removed to make a cycle conversion For 50 cycle operation loosen the knurled screw on the belt guide and oosition the belt so it rides on the lower driving tracks of the flywheel a nd motor bushing Figure 6 Fo...

Page 9: ...VOL TAGE AND CYCLE CONVERSION GENERAL INFORMATIONS Fig 5 50 Cycle 60 Cycle Fig 6 Fig 7 ...

Page 10: ... to 7Yz or 3 3 4 as re quested D Set the FUNCTIO SW ITCH to STEREO E Set the EQUALIZER WITC H to 7 2 or 3 3 4 The EQUALIZER SWITCH and the SPEED CI lANGE SWITCH must have the same setting F Push the PLAYBACK O UTPUT BUTT0 1 2 G Set the SPEAKER SWITCH to ON Open the SPEAKER REFLECTORS o to fun y five degrees H Push the PLAY BUTTON 1 Adjust the VOLUME CO JTROL KNOBS to clesirecl vol unle IJ Set the ...

Page 11: ...ereo playback the external speakers should be epa rated by Fig 10 at east seven feet Figure 10 Fig Il Fig 12 If an external stereo amplifier is used for playback connect the LEFT and RIGHT UNE OUTPUT J ACKS to the Left and Right Aux J acks of the Amplifier Figure Il 4 AUTOMATIC STOP DECK ONLY The TENSION ARM is connectee to a micro switch that automat ically stops the deck il the ta pe should brea...

Page 12: ...establishes point A on the ta pe C Advance the tape by either the PLAY BUTTON or the FAST FORWARD BUTTON As the tape feeds forward the TAPE COUNT METER maves counter clockwise as shawn in Figure 13 Push the STOP BUTTON when the tape has advanced to the desired point ll 0 Rotate the SET DIAL until its red index mark is aligned with the 0 on the TAPE COUNT METER as shawn in Figure 13 E Push the R EV...

Page 13: ...spective y If the et Dia and T ape Counrer Meter rB i set wi th in thal range neither case the reverse playback operation will work J T he red Index Pointer on the Set Dia A is set within the range of 1 0 11 on the T ape Counter Meter lB as hown by the dottcd line in Figure 1 1 2 T he 0 on the Tape Counrer Meter rB lies ithin the range as shown by the dotted line in Figure 2 DIAL OFF c Fig 1 1 1 1...

Page 14: ...ls between numbers represent 200 feet ubstitut the following for stt p C l antl f Manuall y rotate the TAPE COU T METER 1 coun ter clockwise untilthe number tha r represents the clesired ta pe foot age between points A and Bis aligned with the black index mark on the D lAL OFF BUTTO 6 Figure l3 Ii shows 650 feet F Manuall y rotate the Tr PE COUNT METER 1 cio kwise until the 0 is aligned with the b...

Page 15: ...e playback or rewind will continue until the end of the ta pe passes the TENSION ARM and the deck is shut off Fig 14 9 AUTOMATIC SHUT OFF WITH REVERSE AND REPEAT A If the REVERSE BUTTO and the SHUT OFF BUTTON a re both pushed in the X 355 will reverse at the point determincd by the TAPE COUNT METER or the metallic sensing ta pe and playback in reverse un til the end of the ta pe passes the TENSION...

Page 16: ...load a tape as shown on Page 9 A Push the POWER BUTTON B Set the TRACK SELECTOR KNOB to STEREO C Set the SPEED CHANGE SWITCH to 7 1 2 or 3 3 4 as required D Set the FUNCTION SWITCH to STEREO E Set the EQUALIZER SWITCH to 7 1 2 or 3 3 4 The EQUALIZER SWITCH and the SPEED CHANGE SWITCH must have the same setting F Push the RESET BUTTON and set the INDEX COUNTER to 0000 The INDEX COUNTER 2 provicles ...

Page 17: ... whi te ma rk on the recorder K Check tha r the R ECORD ING IN D ICATOR LIGHT 2 is on If the ligh t i not on the X 355 will nor record L Push the STOP BUTTON ro stop recording T o resume recording the PLAY BUTT0 1 a nd the REC ORD Si FETY BUTTON 1 must be depressed again MONAUR AL For monaural record ing substitute the following steps for steps B a nd G and add step M Follow the rest of the stereo...

Page 18: ... is used connect the TAPE OUTPUT leads of the external a mplilîer to the LINE INPUT J ACKS in step G of the recording procedure VU leve is controllecl wi th the LI NE VOLUME CONTROLS The X 353 wil l recorcl any source that ca n be selectecl on the external amplilîer Fig 17 14 RECORDING FROM ANOTHER TAPE RECORDER INPUT If another X 355 is usecl connect the LI NE OUTPUT JACK of the playback machine ...

Page 19: ...r n cording or playback 16 REVERBERATION AJ Set the SPEAKER SWITCH ro OFF B Push in the RECORD 0 TPUT BUTTON and the PLAY RACK OUTPUT BUTION Confirm rhat rhere are no connection to the LI JE INPUT JACKS Fig 18 D lnser1 the microphone plugs into the M ICROPHOt E JACKS E Adjust the MICROPHONE VOLUME CONTROLS z to the proper leve on the VU meters F ln n asc the LI E VOLUME CONTR I S J ro a pproxi mat...

Page 20: ... O UT position IJ Set the TRACK SELECTOR K 013 to 3 2 for recording on track 3 while listening to tra k 1 IKJ Increase the LEFT U NE OLUME CO NTROL t0 approxi ma tely maximum 1L Connect the stert O headphones to monitor the firs t recording on the left cha nnel track l M i Push the PLAY BUrrON 3 antl the RECORD FETY B TTON The first recording will be beard throug h the headphones N Reset the LEFT ...

Page 21: ... I IE 0 COVER 1 1 bac k up bd ore beginning rla back or recording 20 TAPE SPEED CHANGE To sd cet the d sin d ta pe s pc d me the SPEEO CI 1 GE SW ITCI I t 9 in rhe center uf the pa nel Fur high spced ta pe duplica tion 15 ips ca n be seleu ed by a ttac hing the extra a p ta n a nd pinth wh r l con mint d in the stancl rrd act cssorics 21 HEAD CLEANING i ftcr every few hours of operation the heads ...

Page 22: ...e and hea 1 housing 23 TRANSISTOR PROTECTION The S E P P O T L syst m is used to pr otect the ou tput cirnritry of the X 355 ma in a mpli fiers The minimum output impt da nce sho uld be 8 ohm If a P rk r of les tha n Bohm irnped tnte is u d or if the peaker terminais are acc identa i y shorted the prott C tor fuse will bio to protect the transi tors TransistOr art r asil da111agcd by excessive loa...

Page 23: ...v by u ing the Acce sory o RC 11 remote control unit wi th 10 fer t long cable If long cable is requested 11 1 obtain through our authorized distributor J Condenser Microphones No CM 15 Akai s w r l a r st high lïdeJi ty rnirrophone i designcd for the profes sional and Hi Fi enthusiast This unit consists of a microphone and pre lmp tfier and perrnits simultaneou use of two microphones for stereo p...

Page 24: ...e others A high impedance rystal type in two different modds is avai lable as hown in Pictures Head Demagnetizer No AH 6 i onnall the steel pole pieccs which form a parr of the tape heads bccome ig hil rnagnetized The effeu of the slight magnetization is to panial ly crase the tape with high frequen cies suA ering most A J k riodi r al applica tion of dw Head Demagnctizer is the best way to kcep t...

Page 25: ...e cffects with the Akai tape recorder the Stereo Headphones ASE 9 is rccommendable Head Cleaning Kit No HC 500 HEAD CLEANER proves its value ben used to wipe off the brovm ish red oxide powders that accumula te on both the head assembly and pinch wheel Since thesc powders prevent high frequcnc y responsc we arc recommendablc to use adequate head cleaner AKAI Magnetic Tape Tape R eel AKAI Mag netic...

Page 26: ...kai Stereo Tape Recorder MODEL 55 110 Speaker Impedance Max Power Input Frcquency R a nge Dimensions Weight 10 coa ia l with bui lt in 3 112 tweeter 8 ohms lOwatts so 17 000 rps 20 l B W x 19 H 15 3 4 D 35 3 lbs MODEL SW 130 Speaker Impedance Max Power Input Frequency R ange Dimensions Wcight 12 Woofer 3 Y Tweeter 8 ohms 2 watts 50 18 000 cp 16 1 2 W 22 l 2 H 12 1 8 D 28 9 lbs 3 ACCESSORIES STANDA...

Page 27: ...OR X 355 LUBLICATION POINTS INDEX COUNTER Main motor replace two bearing Left and right motors replace a bea ring Impedance Raller replace a two beaing Capstan shaft 2 drops Pinch wheel haft 2 drops Selector 1 drop 22967108 ...

Page 28: ...Priee 360 00 us 1 00 MANUFACTURED DISTRIBUTED BY AKAI ELECI RIC CO LTD AKAI TRADING CO LTD 12 2 chome Higashi Kojiya Ohta ku Tokyo Japan PHONE Tokyo 74 1 1426 9 Printed in J apa n ...

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