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DIGITAL / ANALOG TRAINER

MODEL XK-550

A COMPLETE MINI-LAB FOR BUILDING, TESTING

AND PROTOTYPING ANALOG AND DIGITAL CIRCUITS

Instruction Manual

For Trainer with Organizer Case

Tools and meter not included.

Revised 2004 REV-G

753550

No part of this book shall be reproduced by any means; electronic, photocopying, or otherwise without written permission from the publisher.

Elenco

Electronics, Inc.

Содержание XK-550

Страница 1: ...ion Manual For Trainer with Organizer Case Tools and meter not included Copyright 2004 1994 by Elenco TM Electronics Inc All rights reserved Revised 2004 REV G 753550 No part of this book shall be rep...

Страница 2: ...o 100kHz in 5 steps continuously variable Fine frequency adjust 10 1 approximate Amplitude variable 0 15Vpp Output impedance 330 short protected DC offset change 10V from zero crossing Digital Section...

Страница 3: ...ne generator waveforms 10 Output terminals for all functions as stated 4 pins per block 11 Two logic switches These are no bounce logic switches Give one signal state change per movement of switch 12...

Страница 4: ...iable from one hertz to over 100 000 hertz in five steps A fine tuning control makes selection of any frequency easy The output voltage amplitude is variable between 0 to 15Vpp The output impedance is...

Страница 5: ...Check the variable voltage supplies in the same manner Set the output voltage between 10 15 volts Place the 25 10 watt resistor across the output terminal The voltage should stay within 0 20 volts of...

Страница 6: ...t on the output voltages This is because of the specially designed IC circuits used in the XK 550 circuits Severe overloading or even shorting the output circuits will not damage the supplies Special...

Страница 7: ...n the anode is more positive than the cathode Thus current will flow in short bursts as shown in Figure 5 The DC load current may be one ampere but the peak diode current may be three times that There...

Страница 8: ...7 SCHEMATIC DIAGRAM...

Страница 9: ...8...

Страница 10: ...WITCHES There are eight data switches labeled SW1 to SW8 The circuit is very simple To perform the desired functions there is a double throw double pole switch One end is connected to the 5V the other...

Страница 11: ...EQ switch On pin 7 the FINE FREQ ADJ variable resistor controls the actual frequency output These two components form the RC time constants for the oscillator frequency The VCO produces a squarewave s...

Страница 12: ...tor 337805 1 LM7812 Regulator 337812 1 LM7912 Regulator 337912 8 LED Red 350002 2 74HC04 Integrated Circuit 39HC04 Qty Description Part Miscellaneous 1 Transformer 44K500 1 PC Board 514550 1 Fuse 1 25...

Страница 13: ...wdriver ST 1 4 1 2 Side Cutter JW 140 Wire Jumper Kit ST 7 IC Puller ST 3 Wire Stripper SP 2 Desoldering Pump TM 30 Tool MTG Kit METERS ANY of the following will fit the special slope cavity METERS AV...

Страница 14: ...400mV 4V 40V 400V 1000V Accuracy 400mV 4V 40V 400V 0 5 3 1000V 0 8 3 AC current 40 A 400 A 4000 A 40mA 400mA 10A Accuracy 40 A 400 A 4000 A 1 5 5 40mA 400mA 2 5 10A 2 5 5 DC current 40 A 400 A 4000 A...

Страница 15: ...se ElencoTM will repair or replace the unit at no cost For the remainder of the warranty period a nominal service charge is required to cover shipping and handling When returning merchandise for repai...

Страница 16: ...ElencoTM Electronics Inc 150 W Carpenter Avenue Wheeling IL 60090 847 541 3800 http www elenco com e mail elenco elenco com...