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ISSUE DATE: JULY 26, 1999 OPTIONS
Layer-3 switch, Precision op amps, Small boards, Industrial Controls supplement


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Browse Archived Articles By: Issue | Author | Department | Topic

July 26, 1999 - In This Issue

[Ideas For Design]
An Inverter For Compact Fluorescent Lamps
The inverter circuit shown produces a low-voltage dc supply suitable for use with compact fluorescent lamps (CFLs). The main feature of this inverter is the inclusion of a pre-heating circuit,...  — Contributing Author

[Ideas For Design]
Sawtooth Generator Exhibits 1% Linearity And Over 80-dB Dynamic Range
Two ICs and some associated components can be used to form a voltage-controlled sawtooth generator that costs less than $3 and produces an auxiliary squarewave at the same frequency (...  — Contributing Author

[Ideas For Design]
Bidirectional H-Bridge DC-Motor Motion Controller
In applications requiring absolute accuracy in the speed control of dc servo motors, there’s no substitute for the traditional tachometer-based feedback loop. But for somewhat less demanding...  — John Peterson , et al.

[Ideas For Design]
1.5-V Battery-Powered Fan Switches On And Off By Hand
This circuit represents a very simple and inexpensive alternative to an electrical switch used to turn ON and OFF the battery-operated dc motor typically employed in handheld fans. It eliminates...  — Contributing Author

[Pease Porridge]
Bob's Mailbox
Dear Bob: It did my heart good to read your column on logarithmic amplifiers (Electronic Design, June 14, p. 111). Long before I became computer-literate, my world was nonlinear...  — Bob Pease





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