Update record (8)

Updated on	Updated pages
25 July 1999	Update [Circuit explanation of the switching regulator (HPH12002M)] (Change explanation of voltage adjustment circuit) New [Manufacturing process of the stabilised power unit] (Under construction) Update [Parts explanation of the stabilised power unit] (Add photograph, the electric current measurement resistor, the built-in loading resistor) Update [Rear view of the stabilised power unit] (Add photograph) Update [Front view of the stabilised power unit] (Add photograph) Update [Top view of the stabilised power unit] (Add photograph) Update [Stabilised power unit] (Add photograph) Delete[Switching Regulator Kit]
18 July 1999	New [Switching Regulator Kit] (Under construction) New [Parts explanation of the stabilised power unit] (Under construction) New [Rear view of the stabilised power unit] (Under construction) New [Front view of the stabilised power unit] (Under construction) New [Top view of the stabilised power unit] (Under construction) New [Wiring side photograph of the switching regulator (HPH12002M)] New [Component side photograph of the switching regulator (HPH12002M)] New [Performance measurement of the switching regulator (HPH12002M)] (Under construction) New [Parts explanation of the switching regulator (HPH12002M)] New [Circuit explanation of the switching regulator (HPH12002M)] New [Parts mounting of the switching regulator (HPH12002M)] New [Mask pattern of the switching regulator (HPH12002M)] New [Circuit drawing of the switching regulator (HPH12002M)] New [Switching Regulator of the stabilised power unit] New [Stabilised power unit] (Under construction) Update [Electronic Circuits Application Garage] (Add "Stabilised power unit") *Update [Wiring materials] (The polyurethane can melt at the soldering temperature)
11 July 1999	*New [Performance measurement of +5V Switching regulator (1)]
4 July 1999	Update [Performance measurement of Inverting converter (MC34063A)] (Add result) Update [Performance measurement of Step-down converter (MC34063A)] (Add result) *Update [Performance measurement of Step-up converter (MC34063A)] (Add result)
27 June 1999	New [The components explanation of switching regulator(2) (MC34063A)] New [Wiring face photograph of Inverting converter (MC34063A)] New [Parts face photograph of Inverting converter (MC34063A)] New [Performance measurement of Inverting converter (MC34063A)] (Under construction) New [Circuit explanation of Inverting converter (MC34063A)] New [Mask pattern and Parts mounting drawing of Inverting converter (MC34063A)] New [The inverting converter (MC34063A)] New [Wiring face photograph of Step-down converter (MC34063A)] New [Parts face photograph of Step-down converter (MC34063A)] New [Performance measurement of Step-down converter (MC34063A)] (Under construction) New [Circuit explanation of Step-down converter (MC34063A)] New [Mask pattern and Parts mounting drawing of Step-down converter (MC34063A)] New [The step-down converter (MC34063A )] New [Wiring face photograph of Step-up converter (MC34063A)] New [Parts face photograph of Step-up converter (MC34063A)] New [Performance measurement of Step-up converter (MC34063A)] (Under construction) New [Circuit explanation of Step-up converter (MC34063A)] New [Mask pattern and Parts mounting drawing of Step-up converter (MC34063A)] Update [Step up converter (MC34063A)] (Add photograph) Update [Switching regulator (2)] (Add item) *Update [Coils] (Add the toroidal coil)
20 June 1999	Update [Menu] (Display access counter) New [Step up converter (MC34063A)] (Under construction) New [The operation explanation of MC34063A] New [Switching regulator (2)] (Under construction) Update [Sine wave oscillator] (Change photograph) Update [Sawtooth wave oscillator] (Change photograph) Update [Triangular wave oscillator] (Change photograph) Update [Serach Engine Collection] (Add "SavvySearch")
13 June 1999	Update [Diodes] (Add Shottky barrier diode) New [Thermometry of +5V Switching regulator (1)] New [Wiring face photograph of +5V Switching regulator (1)] New [Parts face photograph of +5V Switching regulator (1)] New [Parts explanation of +5V Switching regulator (1)] New [Circuit explanation of +5V Switching regulator (1)] New [Pattern drawing of +5V Switching regulator (1)] New [+5V Switching regulator (1)]
6 June 1999	Update [Testing] (Add Digital Multimeter) New [Thermometry of +/-12V -> +/-5V Power unit] Update [Front photograph of +/-12V -> +/-5V Power unit] (Add photograph) Update [Inside photograph of +/-12V -> +/-5V Power unit] (Add photograph) Update [Parts explanation of +/-12V -> +/-5V Power unit] (Add photograph) Update [+/-12V -> +/-5V Power unit] (Add photograph) 5 Star Award was given from Electronics 2000. Update [Cool Links] (Add "Electronics 2000","Linear Technology")