الأحد، 17 يناير، 2010

دوائر الكترونية


دوائر الكترونية لمحبى الالكترونيات والهواه



Audio
دوائر صوت

دائرة تكبير صوت 45 وات
45 Watt Class B Amplifier
دائرة تكبير صوت 45 وات مع سماعة 8 اوم او 69 وات مع سماعه 4 اوم
45W into 8 Ohm - 69W into 4 Ohm

Easy to build - No setup required
Modular Preamplifier Control Center
Volume and Loudness controls
CD and Aux inputs
Mini-MosFet Audio Amplifier
Including Preamp, Tone Controls and Regulated dc PS
18 Watt into 8 Ohm - 30W into 4 Ohm loads
18 Watt Audio Amplifier
دائرة تكبير صوت 18 وات
High Quality very simple unit
No need for a preamplifier
دائرة تكبير صوت 25 وات بترانزستورات موسفت
25 Watt MosFet Audio Amplifier
High Quality simple design
No need for a preamplifier
دائرة تكبير صوت 60 وات بترازستور موسفت
60 Watt MosFet Audio Amplifier
High Quality, powerful unit: 90W into 4 Ohm
Also suited as guitar or bass amplifier
10W Audio Amplifier with Bass-boost
High Quality, very simple design
No need for a preamplifier
دائرة تكبير صوت صغيرة 2 وات
Mini-box 2W Amplifier
Designed for self-powered 8, 4 & 2 Ohm loudspeakers
Bass-boost switch
3 - 5 Watt Class-A Audio Amplifier
Behaves like a one-valve operated amplifier
Simple circuitry - No cross-over distortion
Modular Audio Preamplifier
High Quality, Discrete Components Design
Input and Tone Control Modules
Phono Preamplifier
Simple circuitry suitable for moving-magnet cartridges
Passive high-frequency equalization
Stereo Preamplifier with Bass-boost
High Quality, simple design
20 to 30V supply
Automatic Loudness Control
Simple add-on module
Switchable "Control-flat" option
Portable Microphone Preamplifier
High headroom input circuitry
9V Battery powered
Headphone Amplifier
High Quality unit
No need for a preamplifier
Portable Headphone Amplifier
3V Battery powered
High Performance unit
Portable Mixer
High-quality modular design
9V Battery powered - Very low current drawing
Three-Level Audio Power Indicator
Battery-operated 3 LED display
Simply connect it to loudspeaker output
Six-LED Bar Power Indicator
Useful to monitor audio power delivered to loudspeakers
No power supply - no setup required
Precision Audio Millivoltmeter
Measures 10mV to 50Volt RMS in eight ranges
Simply connect to your Avo-meter set @ 50µA range
Sound Pressure Level Meter
Suitable for home-cinema setup
9 Volt operated portable unit
1KHz Sinewave Generator
Simple circuitry, low distortion, battery operated
Variable, low impedance output up to 1V RMS


Low-distortion Audio-range Oscillator
Generates very low-distortion sine waves up to 1V RMS
No thermistors required - No settling time
Simple Squarewave Generator
Three switchable frequencies: 100Hz, 1KHz, 10KHz
1.5V battery operated, minimum parts counting



Self-powered Sine to Square wave Converter
Converts sine to square waves without a power-source
Useful as a test instrument for audio purposes
Amplifier Timer
Turns-off your amplifier when idle for 15 minutes
Fed by amplifier tape-output
Amplified Ear
Useful to listen in faint sounds
1.5V Battery operation
Full-duplex Intercom
No complex switching required
Simple circuitry, 6-12V supply
Telephone call Voice Changer
Voice manipulation device specially intended for props
9V Battery operation
Intercom with fader
Suitable for tandem bicycles and motor cycles
Connects to iPod and similar MP3 audio players
Mini Mixer
Small portable device - 9V battery operation
Three high/low-sensitivity switchable inputs
Portable 9V Headphone Amplifier
High Quality One-IC unit
Low current consumption
Speech Amplifier Box
Small portable device - 6V battery operation
Suitable for teachers, lecturers, tourists' guides etc.
Audio Clipping Indicator
Detects clipping in preamp stages, mixers, amplifiers etc.
Single LED display - 9V Battery supply unit
Pure Class-A Headphone Amplifier
400mW RMS into 32 Ohm load
Single-rail Supply - Optional Tilt Control
Battery-powered Headphone Amplifier
Low distortion Class-B circuitry
6V Battery Supply
Compact DJ Station
Two Phono/Line switchable inputs
Powered by 9V Battery or external supply Adaptor
Car Subwoofer Driver
دائرة تكبير صوت 22 وات
22W into 4 Ohm power amplifier
Variable Low Pass Frequency: 70 - 150Hz

كل هذه الدوائر الالكترونية تجدها فى هذا الموقع

http://www.redcircuits.com/

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