Table of Contents
- 1 Why is radio called transistor?
- 2 What is the difference between radio and transistor?
- 3 What did the transistor radio do?
- 4 What was a transistor radio used for?
- 5 What is transistor radio electronic age?
- 6 What do you know about transistor?
- 7 When was the junction transistor invented?
- 8 How to choose the right transistor for your circuit?
Why is radio called transistor?
The use of transistors instead of vacuum tubes as the amplifier elements meant that the device was much smaller, required far less power to operate than a tube radio, and was more resistant to physical shock.
What is the difference between radio and transistor?
A transistor is a semiconductor device used in electronic circuits as to function as “on” and “off” switching and amplifying device in the electronic circuits. Radio is a device which transmit and amplifies signals. The modern radio uses transistor since it is smaller in size.
What was the name of first transistor radio?
Regency TR-1
In July 1954 the Texas Instruments and Industrial Development Engineering Associates (I.D.E.A.) companies embarked on a six month project to produce a pocket-sized radio for the Christmas market. The result was the Regency TR-1, the world’s first pocket transistor radio.
Why was the transistor radio invented?
One goal was to find a replacement for fragile and energy-wasting vacuum tubes. Building on war-time research, John Bardeen and Walter Brattain, working with group leader William Shockley, developed a device they called a transistor.
What did the transistor radio do?
The function of transistors in radios is straightforward. Sounds are recorded through a microphone and turned into electrical signals. Those signals travel through a circuit, and the transistor amplifies the signal, which is subsequently much louder when it reaches a speaker.
What was a transistor radio used for?
The transistor radio is a compact, portable radio that uses a transistor radio receiver to receive and amplify radio sound waves. The development of the transistor radio in the late 1940s and 1950s revolutionized radio electronics.
What does a transistor radio do?
When was the transistor radio television and personal computer discovered and used?
The first transistor was successfully demonstrated on December 23, 1947 at Bell Laboratories in Murray Hill, New Jersey. Bell Labs is the research arm of American Telephone and Telegraph (AT). The three individuals credited with the invention of the transistor were William Shockley, John Bardeen and Walter Brattain.
What is transistor radio electronic age?
ELECTRONIC AGE (1930-1980) The invention of the transistor ushered in the electronic age. People harnessed the power of transistors that led to the transistor radio, electronic circuits, and the early computers. In this age, long distance communication became more efficient. (jan 1, 1930 – jan 1, 1980)
What do you know about transistor?
A transistor is a semiconductor device used to amplify or switch electrical signals and power. The transistor is one of the basic building blocks of modern electronics. It is composed of semiconductor material, usually with at least three terminals for connection to an electronic circuit.
What is a transistor radio used for?
a radio receiver in which semiconductor devices, primarily transistors and semiconductor diodes, are used for the amplification, frequency conversion, and detection of signals.
What does transistor stand for?
Transistor was an abbreviated combination of the words transconductance (or transfer) and Varistor. Transistor was suggested by John Pierce, a researcher at the lab. The vote was clear–transistor was the name of choice.
When was the junction transistor invented?
In 1952, Shockley further proposed the concept of unipolar junction transistor based on the bipolar transistor in 1952, which is called junction transistor today.
How to choose the right transistor for your circuit?
For electronic circuit design, selecting the right transistor will need several of the transistor parameters to match the requirements for the circuit. Therefore a variety of the parameters will need to be carefully matched.
What are the constructional details of a transistor?
1 Constructional Details of a Transistor. The Transistor is a three terminal solid state device which is formed by connecting two diodes back to back. 2 Transistor Biasing. As we know that a transistor is a combination of two diodes, we have two junctions here. 3 Operation PNP Transistor. 4 Operation NPN Transistor. 5 Advantages.