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SERVICE AND WARRANTY INFORMATION 

For instructions on how to obtain a return merchandise authorization number (RMA), 
please visit our website, or call our customer service department. 

Global Specialties will service and repair this instrument free of charge for a period of 3 
full years, subject to the warranty conditions below. 

WARRANTY 

Global Specialties warrants the PB-203A to be free from defective material or 
workmanship for a period of 3 full years from date of original purchase. Under this 
warranty, Global Specialties is limited to repairing the defective device when returned to 
the factory, shipping charges prepaid, within 3 full years from date of original purchase. 

Units returned to Global Specialties that have been subject to abuse, misuse, damage 
or accident, or have been connected, installed or adjusted contrary to the instructions 
furnished by Global Specialties, or that have been repaired by unauthorized persons will 
not be covered by this warranty. 

Global Specialties reserves the right to discontinue models, change specifications, price 
or design of this device at any time without notice and without incurring any obligation 
whatsoever. 

The purchaser agrees to assume all liabilities for any damages and/or bodily injury 
which may result from the use or misuse of this device by the purchaser, his employees, 
or agents. 

This warranty is in lieu of all other representations or warranties expressed or implied 
and no agent or representative of Global Specialties is authorized to assume any other 
obligation in connection with the sale and purchase of this device. 

All rights reserved. No Part of this book shall be reproduced, stored in a retrieval 
system, or transmitted by any means, electronic, mechanical, photocopying recording, 
or otherwise, without written permission from the publisher. No patent liability is 
assumed with respect to the use of the information contained herein. While every 
precaution has been taken in the preparation of this book, the publisher assumes no 
responsibility for errors or omissions. Neither is any liability assumed for damages 
resulting from the use of the information contained herein. 

www.

GlobalTestSupply

.com

Find Quality Products Online at:

sales@GlobalTestSupply.com

Summary of Contents for PB-203A

Page 1: ...PB 203A Revision 2 2012 Powered Proto Board Instruction Manual www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 3: ...g area the PB 203A is ideally suited for virtually any type of breadboarding circuitry from TTL CMOS and ECL to op amps audio comparators video amps microprocessor components phase locks and more Use...

Page 4: ...ctions appropriate for a variety of educational levels and course goals The central concept upon which we base our entire product line is education through application We believe that relevant scienti...

Page 5: ...Instructions page 7 Power Supply Description Schematic Diagram page 9 Using the PB 203A page 10 Breadboarding Techniques page 12 Service Warranty Information page 13 www GlobalTestSupply com Find Qua...

Page 6: ...le less that 10mVp p 0 5A Fixed 15VDC Load Regulation better than 1 0 04 C Ripple less that 10mVp p 0 5A Binding Posts 1 Black Chassis Ground 3 Red Power Supply Outputs 5VDC 15VDC 15VDC Breadboards 22...

Page 7: ...s be stripped 1 2 to 3 8 from each end to ensure easy insertion into the solderless breadboards After you ve built up a few circuits you ll have a good collection of pre stripped jumper wires Pre form...

Page 8: ...op and bottom case halves can now come apart d Remove the screws holding the sockets to the top cover e Unsnap the sockets Remove the vinyl label from the socket containing the broken wire a heat gun...

Page 9: ...ator This circuit provides the plus and minus 15 Volt rail voltages as well as the 5V supply available for use in breadboard experiments Figure 2 shows the circuit diagram of the PB 203A FIGURE 2 Sche...

Page 10: ...ated even a short length of power bus can cause a linear IC to break into oscillation at high frequencies due to increased inductance This increased inductance can be offset by adding simple by pass c...

Page 11: ...GND 5V 15V 15V 30V 20V 15V 15V 5V FIGURE 3 Power Supply Combinations www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 12: ...e from the leads of the components Placing a formerly taped component into a socket connector may result in a poor electrical connection and worse still leave tape adhesive in the socket Avoid this pr...

Page 13: ...scontinue models change specifications price or design of this device at any time without notice and without incurring any obligation whatsoever The purchaser agrees to assume all liabilities for any...

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