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Can be fitted into a packet of cigarettes, Also suitable as Fuzz-box This small amplifier was intended to be used in conjunction with... -
This is an unusual circuit for an ultra-low distortion power amp. According to my original notes the circuit is dated January 1977 so the...
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By making Rt variable it is possible to alter the operating frequency over a 100 to 1 range. Versatile triangle/squarenvave oscillator has... -
If you insist on using a valve radio and listening to medium-wave stations, you have a problem: the existing broadcasters have only a ... -
Here is a simple non-contact AC power monitor for home appliances and laboratory equipment that should remain continuously switched-on....
