Hello, I need scheme ionezer or air purifier. Can anybody help me? Thank You. God Bless You, Vincent....
457
Nicolae Sfetcu
nsfetcu
Jul 9, 2002 4:39 pm
(At the videocard) (At the monitor cable) Texts describing the connectors Below the pictures there is texts that describes the connectors. Including the name...
456
Nicolae Sfetcu
nsfetcu
Jul 8, 2002 10:03 pm
Simple microphone preamplifier Original Document at: http://www.hut.fi/~then/circuits/micamp.html This is a simple microphone preamplifer circuit which you can...
455
Nicolae Sfetcu
nsfetcu
Jul 4, 2002 5:19 pm
MC1455 (CMOS)Timer/Oscillator Data sheet Direct substitute for LM555, NE555 ... The MC1455 silicon monolithic timing circuit is a highly stable controller...
454
Nicolae Sfetcu
nsfetcu
Jul 3, 2002 3:49 pm
MC14093 (CMOS) Quad 2-Input NAND Schmitt Trigger Data sheet Direct substitute for CD4093, MC14011B ... The MC14093B Schmitt Trigger is constructed with MOS...
453
Nicolae Sfetcu
nsfetcu
Jul 2, 2002 4:16 pm
Led Pilot Light ... LED's are funny things. They only work at Vdc within specific tolerances, and normally connected with a current limiting resistor to the...
452
Nicolae Sfetcu
nsfetcu
Jul 1, 2002 9:56 pm
Low Voltage Alarm ... This low voltage circuit can be used to monitor batteries and other volatile sources of current for problems. The circuit sounds an alarm...
451
Nicolae Sfetcu
nsfetcu
Jun 28, 2002 5:00 pm
Light/Dark Detector ... This handy little circuit can tell the difference between darkness and light, making it very useful for switching on and off signs,...
450
Nicolae Sfetcu
nsfetcu
Jun 27, 2002 5:49 pm
PARTS C1: 100uF C2: 1uF C3: 1uF R1: 1K R2: 10K trimmer Resistors in red rectangle: 10K Resistors in green rectangle: 330 ohms Transistors in yellow rectangle:...
449
Paul Perry
pfperry@...
Jun 27, 2002 9:26 am
I thought the LM3909 led flasher IC is out of production? Anyone with a source? paul perry melb australia...
448
Nicolae Sfetcu
nsfetcu
Jun 26, 2002 7:56 pm
Basic LM3909 Led Flasher ... http://www.uoguelph.ca/~antoon/circ/circuits.htm This e-mail was scanned by RAV AntiVirus! ... Xnet scaneaza automat toate...
447
Nicolae Sfetcu
nsfetcu
Jun 24, 2002 10:21 pm
100W RMS Amplifier From: warren@... Circuit Description: This is a 100 watt basic power amp that was designed to be (relatively) easy to build at...
446
rogharrison
Jun 22, 2002 3:11 pm
Hi all Living in an area of poor TV signal strength, I am looking for a schematic for a signal booster that will improve reception. Hopefully someone might be...
445
Nicolae Sfetcu
nsfetcu
Jun 19, 2002 5:20 pm
Construction The unit is indeed simple and there is no particular order of assembly. Refer to parts layout, for important information. NOTE: there is only 3/8...
444
Nicolae Sfetcu
nsfetcu
Jun 19, 2002 12:40 am
The Micro-computer The complete schematic is shown in FIGURE 2. The output of the oscillator is applied to the RTCC, Real Time Clock Counter, pin. This...
443
Nicolae Sfetcu
nsfetcu
Jun 17, 2002 4:47 pm
http://my.integritynet.com.au/purdic/index.html#lcm LC METER a project designed and written exclusively by NEIL HECKT of Almost All Digital Electronics ...
442
P, et. al.
patblng
Jun 14, 2002 10:14 am
Sony sells systems with a "unified" remote control. I'm specifically looking at a dual cassette deck for a home stereo system. My current system is Kenwood,...
441
SMDI Support
smdi2002
Jun 13, 2002 9:05 am
Hi, I need a bit of clarification here. I am looking for an Impedance Matching Transformer (8 ohms to 1000+ ohms) for an amplifier circuit. Radio Shack used to...
440
Nicolae Sfetcu
nsfetcu
Jun 11, 2002 5:55 am
http://www.aaroncake.net/circuits/index.asp FM Transmitter ... Here is the schematic, PC board pattern, and parts placement for a low powered FM transmitter....
439
floydmgm
Jun 10, 2002 6:12 am
Hi! Do you know of any brand and model of microcontroller that is capable of running fuzzy logic algorithms? I'm planning to build an "odor- guided mobile...
438
milank20002000
Jun 10, 2002 6:10 am
http://www.mcu.cz...
437
Nicolae Sfetcu
nsfetcu
Jun 10, 2002 6:07 am
http://www.aaroncake.net/circuits/index.asp LASER Transmitter/Receiver ... This set of two circuits from the basis for a very simple light wave transmitter. A...
436
Paul Perry
pfperry@...
Jun 7, 2002 10:40 am
... If you havn't done anythig naughty to it, a cap. Especially little bypass caps (tantalum). It's happened to me more than once. Other components are very...
435
ethanzer0
Jun 7, 2002 5:40 am
In a 25 year old audio circuit that operates on 15V, what is most likely to blow? A Cap, Transistor, Diode, or OpAmp? Thanks, Ethan...
434
sunil_phd
Jun 7, 2002 5:39 am
Hi! I am interested in detecting DTMF tones generated by my PC's sound card using the Holtek's HT9170B Tone receiver IC. I have tried the circuit given in...
433
sunil_phd
Jun 7, 2002 5:38 am
Hi!, I have tried to build remote control using DTMF as shown in circuit at the link http://www.electronic-circuits- ...
432
Nicolae Sfetcu
nsfetcu
Jun 7, 2002 5:19 am
http://www.aaroncake.net/circuits/index.asp LASER Power Supply ... If you have ever worked with lasers, you know how fun and interesting it can be, you also...
431
Bruce Layne
yayhoosux21
Jun 6, 2002 5:15 am
First, let me say that Digi-Key is my favorite place to buy electronic components. I've always considered their customer service to be the best in the...
430
ethanzer0
Jun 6, 2002 5:13 am
Hello, Just joined this group and looking for a little help. I am trying to replace a cap in a board. The marking on the cap are from top to bottom: 10 50 ...
429
Nicolae Sfetcu
nsfetcu
Jun 4, 2002 5:41 pm
Experimental Laser Data Link From Tomi Engdahl Summary of circuit features a.. Brief description of operation: Wireless laser link for RS-232 port b.. Circuit...
