List of DiscoverBD Project & Circuits

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#	Article Title	Date
1	500 Watt Inverter	Thursday, 09 April 2009
2	Four Small Transistor Alarm Circuits	Monday, 02 March 2009
3	An SCR Based Burglar Alarm	Monday, 02 March 2009
4	A One-Time-Only Alarm	Monday, 16 February 2009
5	Lie Detector	Wednesday, 24 December 2008
6	Transistor Tester	Wednesday, 24 December 2008
7	PHONE ALERT	Friday, 19 December 2008
8	Electronic Selector for 10 sources with Display-Relay Drive	Wednesday, 01 October 2008
9	Touch Switch !	Friday, 20 June 2008
10	Dark Activated Relay !	Wednesday, 18 June 2008
11	Microphone FM Transmitter	Tuesday, 17 June 2008
12	DayLight Alarm	Saturday, 14 June 2008
13	Stereo Preamplifier with adjustment tone	Friday, 13 June 2008
14	Water Level Indicator & Alarm	Wednesday, 11 June 2008
15	Theft preventer Warning	Wednesday, 11 June 2008
16	Electronics Battery Monitor	Monday, 09 June 2008
17	Vu Meter For Power Amplifiers	Monday, 09 June 2008
18	Power Supply 0-15V / 1A	Wednesday, 04 June 2008
19	Electronic Fuse for Power Supply	Wednesday, 04 June 2008
20	50 Watt Converter	Wednesday, 04 June 2008
21	Solar Cell Phone Charger	Friday, 30 May 2008
22	Fluid level control schematic diagrams	Friday, 30 May 2008
23	Computer microphones	Friday, 30 May 2008
24	Simple wireless microphone	Friday, 30 May 2008
25	Full-duplex Intercom	Sunday, 25 May 2008
26	Battery Charger for 12 Volt (Sealed Lead Acid Batery	Sunday, 25 May 2008
27	12v Fluorescent Inverter	Sunday, 25 May 2008
28	Light sensitive and differential temperature switch	Sunday, 25 May 2008
29	Discharge Indicator for 12V Battery (Lead Acid)	Sunday, 25 May 2008
30	Car Battery 6V or 12V charger	Sunday, 25 May 2008

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