Adjust the position of the stylus to the specified 1. Mounting on tone arm overhang dimension of your tone arm. When 1 The DL-103 can be mounted on any com- the cartridge is mounted on the shell, be careful mercially available universal tone arm built to prevent misalignment.
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4 The output terminals are arranged as shown in Reference line Fig. 2. Ligne de repérage Insert the output terminals of the cartridge in the lead tips of the head shell. The leads are colored or coded for identification. Make the correct connections.
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2. Adjusting stylus pressure you use it at the standard temperature or its vicin- The optimum stylus pressure is 2.5 gr. ± 0.3 gr. ity. In the case of an unwarped record in good con- Caution: dition, the stylus pressure may be reduced to Note that if an iron turntable is used, an excessive 2.2 gr.
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Caution: 2 If there is dust on the stylus when a record 1 The cartridge is delicately constructed to main- is played, the stylus tip cannot accurately tain maximum performance. When the car- trace the sound groove of the record, re- tridge is handled, make certain that no under sulting in not only poor reproduction but also force is applied to the stylus.
As widely used in AM and FM radio broadcasting tip and sound groove. The reproduced sound is stations, the DL-103 is a high-grade phono car- therefore clear and free of distortion. tridge with independent moving coils for two chan- 3.
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4. Cross-shaped armature and coils A cross-shaped armature has been adopted to reduce the equivalent mass. Since moving coils for right and left channel signals can be independ- Double structure cantilever ently and symmetrically wound around the arma- Encorbellement à double structure ture, balanced characteristics which provide good dynamic balance and involve little difference in Damper...
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6. High-Reliability Cartridge Conforming To The property of the solid diamond, stylus tip of Specification for Broadcasting Stations the DL-103, remains stable for a long time with- The DL-103 is free of variation in characteristics out much wear. Diamond is a uniquely hard...
For this reason, ration. In the DL-103, the armature placed in an optimum damper can be used regardless of parallel magnetic fields and the coils wound around the fulcrum.
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Damper Armature Magnet Fig. 4 Construction Sketch Amortisseur Induit Aimant Fig. 4 Schéma de construction Damper Output terminal Amortisseur Borne de sortie Armature Coil Cantilever Induit Bobine Encorbellement Moving coil Bobine mobile Stylus tip Diamond tip Pole Tête de lecture Pointe lectrice à...
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La double construction de l’en- En ce qui concerne la répartition de la masse corbellement du phonocapteur DL-103 est fait en équivalente vue de la pointe lectrice, plus celle- alliage spécial léger qui emploie une combinaison ci est prés et plus la largeur équivalente est...
MAIN SPECIFICATIONS Generating system: Moving coil Playback fre- Output voltage: 0.3 mV (1 kHz, 50 mm/sec., quency response: 20 to 45,000 Hz horizontal direction) Weight: 8.5 gr. Channel sensitivity Recommended difference: 1 dB or less (1 kHz) load resistance: 100 Ω/ohms or more (except Channel separation: Over 25 dB (1 kHz) when transformer is provid- Electrical...