Circuit collection of the tonieletronica with audio amplifier, rf circuits, power supplies, battery chargers, instrumentation Bench, Illumination and Led circuit

Amplifier and audio in general

• Potent amplifier - using 2n3055.
• 20 W Audio Amplifier - using the tda7375.
• Circuit potent audio amplifier in bridge - using integrated circuit TDA2005.
• Circuit of graphic equalizer of 7 bands - using it integrated la3607 of Sanyo. 
• Audio amplifier 100W - with compact and potent amplifying excellent TDA7295 in an only chip, ideal for systems of involving sound.
• Audio Amplifier using tda7294S high efficiency - to hi-fi 100W potency.
• Amplifier with lm386 - 400mW.
• Circuit of potency audio amplifier 3x 25W - with ic  lm4782 overture™ to three channels, mute end stand-by.
• Circuit of RIIA phono pre-amplifier - with op-27.
• Schematic for amplifier - headphone with op-50.
• Complete circuit Symmetrical power supply for potency audio amplifiers + - volts with transformer, rectificators and filter capacitors.
• Circuit of of potency audio amplifier with tda2003 for 10 Watts
• Circuit of potency audio amplifier with circuit integrated tda2030 for applications automotives for 14 watts rms
• Amplifier stereo of 10 + 10 watts with tda2004 - The tda2004 (SGS-THOMSON Microelectronics) it is a circuit integrated audio amplifier of potency stereo class B in package multiwatt.
• Amplifier stereo of 10 + 10 watts with tda2009 - TDA2009 is an amplifier of potency of audio double hi-fi in encapsulamento multiwatt,
  especially developed for applications of high quality stereo.
• Amplifier audio power 20 W using CI lm1875 - The lm1875 is a monolithic audio amplifier that offers a very low distortion and a performance of high quality for projects of audio amplifiers.
• Amplifier stereo 2 w lm1877 - The lm1877 is an amplifier stereo developed to supply 2W / channel in loads of 8 ohms It was drawn to work with the minimum of external components.
• Amplifier audio lm383 / lm383a 7w -you can use that ic in varied audio projects as amplified boxes, amplifier for guitar among other applications.
• Amplifier circuit  lm386 pcb- Schematic of amplifier of audio potency for applications as Amplifiers of radio FM, Amplifiers of mp3 portable players, Intercoms, Systems of sound of TV and other applications.
• Amplifier of 68 watts using lm3886 - The lm3886 is an integrated circuit very used in projects of audio amplifiers by that it can be found with more easiness.
• Amplifier stereo lm4755 11 w with mute - The LM4755 is a stereo audio amplifier capable of delivering 11W per channel of continuous average output power to a 4Ω load or 7W per channel into 8Ω using a single 24V supply.
• Amplifier power for wireless network 802. 11g max2247 - A potency amplifier for operation of nets without thread (WLAN) of the pattern 802.11g, with signs OFDM in 2450 MHz.
• Circuit power amplifier of 18 watts RMS in bridge using tda2009 - TDA2009 is an audio power amplifier  double hi-fi in multiwatt package, especially developed for applications of high quality stereo.
• Amplifier with tda7052 1 w - The tda 7052 is an amplifier monkey in package plastic dil of 8 pins. Drawn for equipments of portable radios supplies by batteries.
• Encoder stereo Multiplexer NJM2035 - That codifier stereo is for who wants a system of transmission of audio stereo of high quality (hi fi).

Battery chargers

• Charger with lm317T - Charger for car battery excellent charger that is going reducing the load current in the measure that the battery goes being carried, like this avoiding overload and increasing the useful life of the battery.
• Battery Gel Charger- A high performance charger for gelled electrolyte lead-acid batteries.
• 50mA Constant Current Battery Charger -Two terminal current regulators can be made with fixed-output regulators (15mA- 1.5A ).
• circuit battery charger nickel cadmium (Ni-Cd) and nickel metal hydrate (Ni-MH) - High efficiency, with lm2756 to 3A current.

Power supply

• Power supply 1.5 to 30 volts 1.5 amperes with Lm317.
• Power supply 1.5 to 30 volts 3 amperes with lm350k.
  
• Power supply 13.7 Volts 10 amperes or 30 amperes with Power supply computer ATX.
• Power supply with 78xx - Circuit of power Power supply using circuit integrated regulator of tension of the family 78xx.
• Power supply of   9 volts - for substitute 9 volts battery in radios and outers equipments.
 
• Power supply using the ic 78xx family  - Tutorial How do power supply with tension regulator ic family 78xx.
• Adjustable! power supply with regulator 7805 - Tension regulator positive 7805 adjustable!
• Complete circuit Symmetrical power supply for potency audio amplifiers + - volts with transformer, rectificators and filter capacitors.
   

Instrumentation Bench

• Lc meters with PIC - Indutimeter Capacimeter - ideal equipment for supported of who works with circuits of RF.
• Indutimeter for multimeter - circuit to transform your digital multimeter in a meter of inductances.
• Module temperature meter for multimeter (it probes thermometer) with LM35 of the National semiconductor. Increase the possibilities of measures of your multimeter.
• Circuit  to test motor servant (pole rotor) - That circuit is to test the motor servant of the parabolic antenna it is working perfectly.
• Printed circuit board method thermal - complete tutorial in video, printed circuit board by the thermal method using paper photographic printed paper with printer laser and transferred the toner with iron. 
  

Illumination and Led

• Dimmer AC - Dimmer with Triac.
• Shines rhythmic with 4017, circuit that it does with that shine they light in agreement with sound, image in the format gif.
• Dimmer with triac tic225, potency control in loads as illumination of lamps.
  

Transmitters and RF in general

• Lineal  Amplifier of RF - Potent amplifier of RF using the transistor BLY90, for about 60 W of exit.
• transmitter Tv1 video Transmitter (DVD, video cassette, camera, computer) of the type video link, using the ic Lm1889n, for 500 meters.
• Transmitter of TV 2 - PC TV transmitter to be used internally, for 100 meters Updated.
• Micro transmitter of FM - Mini transmitter of FM, good for espionage and amusement in general, for 50 meters.
• Booster TV UHF - Booster for amplifier the signal of your TV.
• Potent transmitter of FM with 2n2218 - This transmitter can arrive the more than 1 km in favorable conditions of emission.
• Fm transmitter - Circuit of micro transmitter of FM using transistor bf494 or bf495.
• Circuit of stereo FM transmitter  high quality using integrated circuit ba1404 for mp3, mp4, ipod, computer, radio of the car.
• Amplifier power for wireless network 802. 11g max2247 - A potency amplifier for operation of nets without thread (WLAN) of the pattern 802.11g, with signs OFDM in 2450 MHz.
• Antenna Philips amplified for UHF- TV digital, analogical and digital radio SDV2940/10.
• Encoder stereo Multiplexer NJM2035 - That codifier stereo is for who wants a system of transmission of audio stereo of high quality (hi fi).

Several

• Circuit to test car fuse - practical Schematic to find fuse with defect
  Sometimes to find a fuse with defect in a car, we have to check one for an until finding the defective
.