Kenwood CO-1506 Скачать руководство пользователя | Manualshive

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130mm OSCILLOSCOPE

I N S T R U C T I O N

MANUAL

C O - 1 5 0 6

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Содержание CO-1506

Страница 1: ...130mm OSCILLOSCOPE INSTRUCTION MANUAL C O 1 5 0 6 ...

Страница 2: ...1 100 within 5 inter range error Gain control Variable up to 22dB or more Permissible input voltage 600 Vp p DC A C peak Drift Thermal 1 mm C or less at 20mV cm Time 15 mm hr or less 15 min after switch on Overshoot 5 or less on 100kHz square wave Horizontal amplifier Deflection sensitivity 500 mV cm or more Frequency response DC to 250kHz 3 d B at the maximum point of H GAIN control Input resista...

Страница 3: ...verts the polarity of sawtooth waves perform ing negative to positive going sweep so as to meet the requirements in relation to the number of the hori zontal amplifier stages which follows The horizontal arnpjfier is a one stage direct coupled differential amplifier consisting of F E T Q12 and silicon transistors Q13 and Q14 This configuration ensures stable DC amplification That is a very low spe...

Страница 4: ...observe vertical input signal containing DC component 4 V E R T A T T This is the vertical attenuator It is used to attenuate a signal voltage fed to A C terminal 1 or DC terminal 3 to the amplitude suited for observation on C R T screen When it is set to the 1 position the signal fed to A C terminal 1 or DC terminal 3 is directly fed to the vertical amplifier At the 1 10 or 1 100 position the wav...

Страница 5: ...G E 6 is set to E X T position it adjusts the gain of the signal connected to H INPUT 8 changing the amplitude in the horizon tal direction displayed on C R T It should be noted that the frequency response of the horizontal ampli fier varies according to the rotation of the knob 11 V GAIN This is the vertical gain control It is used with V E R T A T T 4 to adjust the size of amplitude of waveform ...

Страница 6: ...ifts up or down depending on the polarity of the DC component it must be corrected by adjusting the control 12 If the waveform cannot be set in the center of the screen even after the adjustment of the control 12 it is an indication that the DC component is too high and therefore the controls 4 and 11 must be adjusted appropriately until the waveform is centered T o measure the voltage of the disp...

Страница 7: ...e As in the case of the preceding item Frequency Measure ment when two signals of the same frequency are applied to H INPUT and V INPUT for example R and L signals in stereo mode the pattern on the C R T screen becomes a straight line slanting from the upper right to the lower left if they are in the same phase As the signals become out of phase the Lissajous figure gets more like a circle and whe...

Страница 8: ...ng the signal generator at a constant output level CAUTION When H INPUT 8 is used the frequency response of the horizontal amplifier varies according to the position of the V A R H G A I N 10 knob approximately 25kHz at the center position It is advisable to set V A R H GAIN 10 to the position of a highest possible again If the input signal is large the measurement should be performed with an atte...

Страница 9: ...o the test point or output terminal of the limiter of the FM receiver This connection may be made by using a shielded cable with about 100kn resistor provided at the point of connection to the receiver The oscilloscope should be set to the maximum sensitivity while the sweep generator output level should be set as low as possible The cable from the sweep generator and other leads from CO 1506 must...

Страница 10: ... on the scope when synchronized with controls 6 and 10 To find the degree of modulation measure maximum and minimum values A and B A x 1 0 0 Modulation in A B Another method of modulation measurement is the use of a trapezoidal pattern In this method the modulated radio signal to be measured is fed to A C terminal 1 with SWEEP R A N G E 6 set to E X T position In this set up the modulating signal ...

Страница 11: ...rrestrial magnetism depending on the position in which the oscilloscope is placed with respect to the poles of the earth Consequent correction is required in the parti cular position of the oscilloscope Line voltage V Common terminal number Selector terminals 100 13 15 117 13 16 230 13 17 MAINTENANCE 1 Removing the case and bottom plate Remove the six screws from the sides and the two screws from ...

Страница 12: ... on and the oscilloscope has become stable 2 Adjustment of V E R T ATT Remove the bottom plate Supply a 1kHz approx square wave to the A C terminal 1 and the GND 2 Set the V E R T A T T 4 to the 1 position and adjust the signal generator so that an amplitude of approxi mately 4 cm is obtained on the scope with the V G A I N 11 in the fully clockwise position Set the SWEEP R A N G E 6 to a position...

Страница 13: ...M Polystyrene 0 047 iF 20 C 1 4 C Q 9 3 M 1 H 4 7 2 M Polystyrene 0 0 0 4 7 i F 2 0 C 1 5 C C 4 5 S L 1 H 3 9 1 J Ceramic 3 9 0 p F 5 C16 C E 0 4 W 1 J 0 1 0 M Electrolytic IMF 6 3 W V C 1 7 C C 4 5 S L 1 H 4 7 0 J C e r a m i c 47 p F 5 C 1 8 C C 4 5 S L 1 H 1 5 0 J Ceramic 15pF 5 C 1 9 C E 0 4 W 1 J 0 1 0 M Electrolytic 1MF 6 3 W V C 2 0 C C 4 5 S L 1 H 4 7 1 J Ceramic 4 7 0 p F 5 C 2 1 C C 4 5 ...

Страница 14: ...1 2 3002 05 Semi fixed resistor V R 7 R03 3056 05 Variable resistor V R 8 R 1 2 1 0 0 2 0 5 Semi fixed resistor M I S C E L L A N E O U S A 2 2 0 1 6 9 1 3 Sub panel _ 2 1 0 1 0 1 0 5 Terminal x 5 E 2 3 0 0 4 6 0 4 Terminal x 1 7 E 2 3 0 0 4 8 04 Terminal x 7 _ F 01 0820 04 Heat sink x 5 F 0 5 3 0 1 1 0 5 Fuse 0 3A J13 0020 05 Fuse holder x 2 J 2 5 1191 13 Printed circuit board L 1 2 L 4 0 1 0 1 1...

Страница 15: ...PC BOARD X68 1130 00 X65 1080 00 21 15 ...

Страница 16: ...KENWOOD CORPORATION 96006 PRINTED IN JAPAN B50 1289 10 N NOTE The circuit elements may be changed without notice owing to a technical innovation CO 1506 ...

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