All items tagged with circuit and amplifier (22)

1-05-1993 | Computer-controlled hi-fi equipment is no langer a novelty. Such apparatus has given rise to special analogue lCs becoming available that...

1-01-1993 | M OST solid-state electronic circuits normally operate in a low voltage environment, and may be seriously harmed - even destroyed - in a...

1-10-1992 | Very wideband amplifiers have a bandpass (frequency response) of several hundred megahertz, or more, typically ranging from sub-VLF to the...

1-07-1992 | Many electronic instrumentation and data acquisition circuits must deal with low-Ievel signals in the presence of strong interfering si...

1-07-1991 | When the control voltage at the Input of the circuit is varied from 0 V to +12 V, the LED will first light up green and then gradually, via...

1-03-1991 | Following the circuit description in our January 1991 issue, we will now focus our attention on the practical construction of the preampl...

1-12-1990 | lt often happens that an electric guitar has to be connected to a mixing panel, a tape deck or a portable studio. As far as cabling is co...

1-12-1990 | In many oscilloscopes, the most sensitive range is 2-5 mV, although it Is often possible to improve this to 1-2 mV by a variable gain con...

1-09-1990 | The TDA1522 from Philips Components is a preamplifier chip for tape and cassette recorders. The circuit presented here is remarkable for...

1-06-1990 | Ever since it was first exhibited at last year's Leicester Show, the Aztex 24 cm FM ATV transmitter has created a lot of interesr and I h...