More about generator (343)

1-07-1992 | Noise generators are used for measuring the self-noise of amplifiers and receivers and for same acoustic measurements. The noise of tradi...

1-07-1992 | From time to time one comes across appliances in second-hand goods stores that were designed for operation from a 110 V a.c. (50/60 Hz)...

1-04-1992 | The name of the test instrument described here is based on the frequency spectrum it produces. The circuit will be particularly valued by...

1-03-1992 | Whilst developing a simple scanning receiver, a need occurred for a ramp generator to provide a varying voltage to apply to the varicap d...

1-02-1992 | A handy square-wave generator is described which provides fifty-seven stable frequencies for the testing of digital circuits. It is batter...

1-01-1992 | A frequency counter is indispensable for designing, repairing, and testing audio and hi-fi equipment. The counter in this article can either...

1-12-1991 | Populating the four boards should not presentany problems. As usual, care must be taken to ensure that, where appropriate, the polarity o...

1-11-1991 | The only connection between the PLL board and the discretely designed analogue parts of the generator is via plugs and sockets K2. K5 and...

1-10-1991 | The outstanding properties ot this tunetion generator are its accurate frequency setting and very low distortion of the sine-wave output....

1-07-1991 | The diagram shows how the inexpensive and widely available 4066 quad bilateral analogue switch can be used to build a pulse generator wi...