Advantages Interactive Language Lab. Our Interactive Lab is based on Hardware and Software components. There is completely separate Audio and VGA Network. The Audio Network • • •
Carries the audio signals from – Teacher to Student Student to Teacher Student to student Carries ‘Call’ command from student terminal to teacher. Power to the student terminals
Advantage • • • • •
Performance independent of LAN and CPU quality. Absolutely No distortion in the sound quality There is no delay in the audio. No Additional burden on the LAN. Can work in the background along with other programs
Other Labs: The audio signal is carried to the students and teacher thru LAN. For multiple simultaneous users the audio quality gets deterioted. And also sometimes there is delay in the audio. The VGA network • • •
Carries picture signals from the teacher to all the students Student’s VGA monitor switching Blocks students’ mouse and keyboard inputs to their PCs.
Advantages • • • • • •
Provides direct path for VGA signals . Performance independent of LAN and CPU quality. There is absolutely No distortion in the Video Quality. No delay / jerks -smooth video. No burden on the LAN. Can work in the background along with other programs.
Other Labs : The Video signal is carried to the students from the teacher thru LAN. For multiple simultaneous users the Video quality gets deterioted and there is a delay in the process