| The circuit described here was designed to fulfill the need for a jet airliner sound effects generator in a school play which involved an at...
| The circuit described here was designed to fulfill the need for a jet airliner sound effects generator in a school play which involved an at...
| Mechanical mileage recorders for bicycles have been commonly available for a large number of years, however there are several advantages to...
| Slide shows can be improved greatly by providing them with accom-panying music and spoken comment from a tape. One way of changing the slide...
| The criteria for a good domestic intercom system are as follows: First of all, it is essential that each station can call up any other stati...
| When making one`s own wine, the fermentation rate can for the most part be estimated by counting the number of times the level of the (steri...
| The sequencer is intended to be used in conjunction with a voltage con-trolled synthesiser. It can store a se-quence of up to 256 notes wh...
| Most frequency measurements are carried out by means of a digital frequency meter or else on an oscilloscope. However both these instruments...
| When setting up a television set, a pattern generator is a very useful instrument to have at hand. While circuits for video pattern generato...
| Many phonetic research applications may benefit from the use of an audio system with a repeating loop. Ad-ditionally, a sectioning device is...
| The term `electronic horse` is actu-ally something of a slight exagger-ation, for the circuit described here will not really carry you off i...