THE ELECTRON AGE
100 YEARS OF PROGRESS OF ELECTRONICS IN BRAZIL

INTRODUCTION
THE COMMUNICATION BY ELECTRICAL MEANS
THE TECHNOLOGY OF TELEGRAPH REACHES BRAZIL
INSTRUMENTS USED IN TELEGRAPHY
THE POWER SUPPLY
THE TRANSMISSION LINE
IMPROVED BRAZILIAN TELEGRAPHIC LINES' INSULATOR
THE WOODEN MADE FRAMEWORK
TELEGRAPHIC INSTUMENTS MADE IN BRAZIL
THE SAGA OF BARON OF CAPANEMA
THE TRANSCONTINENTAL TELEGRAPH
THE INVENTION OF THE TELEPHONE - A ROYAL RECOGNITION
THE BEGINNING OF TELEPHONY
PICTORIAL OVERVIEW  OF EARLY DAYS OF TELEPHONY
TESTING INSTRUMENTATION USED IN TELEPHONY
THE WIRELESS TELEGRAPH
IN THE FOOTSTEPS OF BRAZILIAN TECHNOLOGY
THE EXPANSION OF THE TELEGRAPH SYSTEM
THE BIRTH OF BRAZILIAN BROADCASTING
PATHFINDERS OF BRAZILIAN BROADCASTING
EARLY RADIO BROADCASTING TECHNIQUES
IN THE DOMAIN OF ELECTRONICS
THE EARLY DAYS
THE THERMIONIC VALVE
THE TRIODE AGE
AMERICAN MADE TRIODE VALVES
EUROPEAN MADE TRIODE VALVES
THE SCREEN-GRID VALVES
AMERICAN MADE TETRODES VALVES
EUROPEAN MADE TETRODES VALVES
THE ARRIVAL OF THE POLIHODO VALVE
AMERICAN MADE PENTODES
EUROPEAN MADE PENTODES
A WORD ON OTHER TYPES OF VALVES
RECTIFYING VALVES
TRANSMITTING VALVES
METAL VALVES
THE TRANSMITTER
THE RADIO RECEIVER 
PICTORIAL SURVEY ON RADIO RECEIVERS - 1925 - 1940
RADIO RECEIVERS FROM 1920 - 1930
RADIO RECEIVERS FROM - 1930 - 1940
BRAZILIAN ELECTRICAL COMMUNICATION THROUGH STAMPS - A BRIEF OVERVIEW
THE BRAZILIAN ELECTRONIC INDUSTRY
THE PIONEERING YEARS
THE INDUSTRY FROM 1920 - 1940
SILVA LIMA, HUGO & LEONARDOS
RADIO INDUSTRIAL BRASILEIRA
OFFICINAS "LANCIA"
THEODOR WILLE & CIA.
CACIQUE S/A
A MANUFACTURING VACUUM TUBE IN BRAZIL
STANDARD ELECTRIC S/A - SESA
PHILIPS - IBRAP
RCA
METAL VALVE - A PSEUDO LOCAL PRODUCTION
THE FALL OF THERMIONIC VALVE
THE BRAZILIAN THERMIONIC AGE ODDITIES
THE MILITARY ROLE IN THE ELECTRONIC INDUSTRY
THE COMMUNICATION IN THE BEGINNING OF PARAGUAYAN WAR
THE MILITARY COMMUNCIATION THROUGH THE ELECTRICAL TELEGRAPH
RADIOTELEGRAPHY  FOR MILITARY APPLICATIONS
THE INDUSTRIAL AGE - 1920 - 1940
THE NATION UNDER MOBILIZATION AT WWII
EXPANDING THE  PHYLOSOPHY OF DEFENSE
THE INDUSTRIAL AGE - 1950 - 1970
CONSOLIDATING THE CONCEPT OF INDUSTRIAL NATIONALIZATION
OVERVIEW ON BRAZILIAN MILITARY RADIOS
IMPROVING THE INDUSTRIAL MILITARY STRATEGY
BRAZILIAN PIONEERS IN THE MAINSTREAN OF ENGINEERING  AND ELECTRONIC TECHNOLOGY
FROM ICONOSCOPE TO COLORED IMAGE - THE BIRTH OF TELEVISION IN BRAZIL
THE BEGINNING OF TELEVISION TECHNOLOGY IN BRAZIL
CARVING OUT THE WAY FOR THE NATIONAL TELEVISION TECHNOLOGY
ON AIR THE FIRST BLACK AND WHITE IMAGES
THE BRAZILIAN TELEVISION INDUSTRIAL AND TECHNOLOGICAL  NETWORKING
KINESCOPE MAKING IN BRAZIL
THE TV SET ENTERS HOME
WORLDWIDE ENTERPRISES START IN PRODUCING TV SETS IN BRAZIL
THE NATIVE TV SETS MANUFACTURING
THE TECHNOLOGICAL TURN POINT
CHOOSING THE BRAZILIAN TV STANDARDS
THE BRAZILIAN TELEVISION STANDARD - "PAL-M"
THE FREE ECONOMIC ZONE OF MANAUS
RECORDING VIDEO SIGNALS
OVERVIEW OF BRAZILIAN TELEVISION RECEIVERS MADE IN BRAZIL
THE TV SETS FROM 1950 - 1960
THE TV SETS FROM 1950 - 1980
FOUNDERS OF BRAZILIAN TELEVISION COMMUNITY