A stable variable frequency oscillator is the heart of any home brewed ham radio gear. This article will describe various aspects of choosing circuits , components and construction Choosing a VFO circuit. Variable Frequency Oscillators (VFO) are used is almost all ham gear.A stable and reliable VFO is the dream of any homebrewer Any circuit… Continue reading Building stable variable freqency oscillators- Some considerations.
Author: VU2SWX
How do they recruit teachers in Kerala
Today’s Hindu has an advertisement by Kerala public service commission for recruitment of High school teachers. The notification is available online at the commission’s website here Here is the method of appointment” Recruitment by transfer from among the employees who have completed the 5 years of prescribed service and are working as Clerk/ Typist/Attender/ Peon… Continue reading How do they recruit teachers in Kerala
More historical stuff
Today I had the opportunity to visit some of the buildings which used to house the College of Engineering Trivandrum in world war 2 era. I thought it will be nostalgic for many of the old timers to see their laboratories again. These building are located behind PMG. They are being used as go down… Continue reading More historical stuff
Kollam Ham fair 2008 Photos
Yesterday I attended the hamfair at Kollam. Nearly 125 hams from different parts of Kerala participated. I bought a 30W dummy load, 2 mechanical encoders and a few toroids from OM VU2PTR. Here are some snaps I took during the function.
Summer Projects for students
This post is for my students at college of engineering Attingal . We are going to get vacation during May and June. I think your semester examination will be over by April end. I have a small project which some of you can take up during this summer vacation. The project is related to amateur… Continue reading Summer Projects for students