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Tuesday, 6 March 2012
newcircuits
Circuits Archive
Audio / Music (15)
1) Electret Microphone Preamplifier
( 04/06/2010 | v:39441 )
2) 10 Band Audio Equalizer
( 16/04/2007 | v:22813 )
3) Audio Distribution Amplifier
( 16/04/2007 | v:19485 )
4) Simple Intercom
( 16/04/2007 | v:19301 )
5) Surround Sound Decoder
( 16/04/2007 | v:15480 )
6) Stereo Tone Control
( 16/04/2007 | v:13056 )
7) Speaker Microphone
( 16/04/2007 | v:12861 )
8) 10W Audio Power Amplifier
( 16/04/2007 | v:11949 )
9) 22W Stereo Amplifier
( 16/04/2007 | v:11255 )
10) Baxendall Tone Control
( 16/04/2007 | v:11060 )
11) 20W Power Amplifier
( 16/04/2007 | v:10518 )
12) Classic Audio Mixer
( 16/04/2007 | v:10167 )
13) 1W Bass Power Amplifier
( 16/04/2007 | v:9962 )
14) Digital Double Volume Control
( 01/06/2010 | v:9806 )
15) 250 mW Audio Amplifier
( 16/04/2007 | v:8122 )
Charger / Inverter (2)
1) 12V Power Inverter
( 01/06/2010 | v:24044 )
2) Ni-Cd Battery Auto Charger
( 16/04/2007 | v:20077 )
Measurement (8)
1) Digital Voltmeter
( 16/04/2007 | v:29597 )
2) 12V Lead-Acid Battery Monitor
( 16/04/2007 | v:26640 )
3) LED RF Signal Strength Meter
( 01/06/2007 | v:17130 )
4) Frequency Comparator
( 16/04/2007 | v:16319 )
5) 1GHz Simple Frequency Counter
( 16/04/2007 | v:15098 )
6) Car Water Temperature
( 16/04/2007 | v:14471 )
7) XTal Tester
( 16/04/2007 | v:9474 )
8) Electronic Metronome
( 16/04/2007 | v:8517 )
PC related (2)
1) USB to RS-232 Convertor
( 06/02/2011 | v:12127 )
2) LCD Module Control with PC
( 16/04/2007 | v:12028 )
Power Supply (3)
1) 12V to 6V Convertor
( 16/04/2007 | v:24476 )
2) 0-35V / 0-3A Regulated Power Supply
( 06/02/2011 | v:9829 )
3) 2W Switching Power Supply
( 16/04/2007 | v:8052 )
Radio Frequency (15)
1) 15dB UHF TV Antenna Booster
( 16/04/2007 | v:61268 )
2) VHF Audio Video Transmitter
( 16/04/2007 | v:48648 )
3) VHF Video Transmitter
( 16/04/2007 | v:48620 )
4) Simple FM Transmitter
( 16/04/2007 | v:22956 )
5) 1Km range FM Transmitter
( 06/02/2011 | v:21062 )
6) Coil-less FM Transmitter
( 16/04/2007 | v:18948 )
7) Video to RF Modulator
( 16/04/2007 | v:15636 )
8) 21dB UHF TV Antenna Booster
( 13/01/2011 | v:15155 )
9) Analog Satellite Receiver
( 06/02/2011 | v:13796 )
10) 1 Watt C-Class RF Amplifier
( 16/04/2007 | v:12087 )
11) 27MHz Super Heterodyne Receiver
( 06/02/2011 | v:10466 )
12) FM Stereo Decoder
( 06/02/2011 | v:9087 )
13) Low Distortion Crystal Oscillator
( 16/04/2007 | v:8583 )
14) 1100Mhz Divider by 64
( 16/04/2007 | v:8040 )
15) VXO: Twin Crystal with Buffer
( 26/05/2007 | v:5700 )
Security (4)
1) Infrared Alarm
( 16/04/2007 | v:25022 )
2) Proximity Alarm
( 16/04/2007 | v:14867 )
3) Combination Lock
( 16/04/2007 | v:12814 )
4) Auto Burglar Alarm
( 06/02/2011 | v:8438 )
Telephony (3)
1) Electronics Telephone Talking Circuit
( 16/04/2007 | v:14352 )
2) Telephone Controlled Night Light
( 06/02/2011 | v:7892 )
3) Simple DTMF Decoder
( 06/02/2011 | v:7764 )
u-Controller (1)
1) Servo Motor Control with PIC16F84
( 16/04/2007 | v:20834 )
Video (1)
1) Video Distributor Amplifier
( 16/04/2007 | v:20614 )
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