Ramsey Electronics LABC1, LEAD ACID BATTERY CHARGER KIT manual Ramsey Transmitter Kits

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RAMSEY TRANSMITTER KITS

FM100B Professional FM Stereo Transmitter

FM25B Synthesized Stereo FM Transmitter

MR6 Model Rocket Tracking Transmitter

TV6 Television Transmitter

Cube Television Transmitters

RAMSEY RECEIVER KITS

FR1 FM Broadcast Receiver

AR1 Aircraft Band Receiver

SR2 Shortwave Receiver

SC1 Shortwave Converter

RAMSEY HOBBY KITS

SG7 Personal Speed Radar

SS70A Speech Scrambler

BS1 “Bullshooter” Digital Voice Storage Unit

AVS10 Automatic Sequential Video Switcher

WCT20 Cable Wizard Cable Tracer

ECG1 Heart Monitor Kit

TFM3 Tri-Field Meter

RAMSEY AMATEUR RADIO KITS

DDF1 Doppler Direction Finder

HR Series HF All Mode Receivers

QRP Series HF CW Transmitters

CW7 CW Keyer

CPO3 Code Practice Oscillator

QRP Power Amplifiers

RAMSEY MINI-KITS

Many other kits are available for hobby, school, Scouts and just plain FUN. New kits are always under development. Write or call for our free Ramsey catalog.

LABC1 KIT INSTRUCTION MANUAL

Ramsey Electronics publication No. MLABC1 Rev 1.2

First printing: November 2001

COPYRIGHT 2001 by Ramsey Electronics, Inc. 590 Fishers Station Drive, Victor, New York 14564. All rights reserved. No portion of this publication may be copied or duplicated without the written permission of Ramsey Electronics, Inc. Printed in the United States of America.

LABC1 • 2

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Contents Lead Acid Battery Charger KIT Ramsey Transmitter Kits Lead Acid Battery Charger KIT Quick Battery Theory State Specific Open Circuit Description LABC1 LABC1 LABC1 Parts Layout Diagram Resistors and Potentiometers Parts Supplied with Your LABC1 KITCapacitors Semiconductors and Integrated CircuitsEnough of that ... let’s get started LABC1 Battery Charger KIT Assembly LABC1 1 3 3 B a c k Front View Front View after Bending Assembly Instructions for Custom Case Adjusting Your LABC1 Battery Charger Temperature J2 Terminal VoltageSafety Considerations LABC1 Troubleshooting Guide HintsConclusion This page intentionally left blank Ramsey Kit Warranty Ramsey ELECTRONICS, INC Required ToolsAdditional Suggested Items Fishers Station Drive Victor, New York