Quantcast
Channel: The Audio Circuit
Browsing latest articles
Browse All 25 View Live

Image may be NSFW.
Clik here to view.

LM4652 Class D Amplifier

The mixture of the LM4651 car owner IC and the LM4652 energy MOSFET Category D energy firm IC provides a top excellent firm remedy, appropriate for self-powered sound speakers, subs and excellent car...

View Article



Image may be NSFW.
Clik here to view.

Portable Headphone Amplifier

Here I present a very simple and impressive headset company Schedule using NE5534/2 . Moreover to the IC NE5534/2, the routine uses only few non-active components and can easily generate a lot of...

View Article

Image may be NSFW.
Clik here to view.

PCB and Schematic Design

ExpressPCB is a very easy to use Windows application for laying outprinted circuit boards. While not required, we suggest that you draw a schematic for your circuit using the ExpressSCH program. By...

View Article

Image may be NSFW.
Clik here to view.

35w Push Pull Amplifier

Power Take is designed using a tube company configurations and finally prepared push-pull. Pipe Power Firm 35W Power Take til uses EL-34 tube joints as the company end. In the power company is...

View Article

Image may be NSFW.
Clik here to view.

Feed Back Power Amplifier

This concept has showed up lengthy returning in Realistic Gadgets a UK centered Journal. Based on this concept I designed this routine during 1981 to 1986 with lots of field tests and variations, the...

View Article


Image may be NSFW.
Clik here to view.

Bridge 100 W Amplifier

The center of this link operate firm routine is the TDA7294 incorporated routine which is actually a energy functional firm with a pre-amplifier routine, heat range management and outcome brief...

View Article

Image may be NSFW.
Clik here to view.

Stereo Chorus

Semiconductor parts :IC1,IC2: 6458D or TA75558P (Dual operational amplifier)IC3: LA6358 or TA75358P (Dual operational amplifier)IC4: MN3207 (1024 stage BBD)IC5: MN3102 (BBD driver)IC6: D4027BC or...

View Article

Image may be NSFW.
Clik here to view.

Simple Audio Mixer

Mixer Parts List :R1-8-31-32=3.3K ohms         R2-7-27-30=100 ohms         R3-4-9-10=1M ohms         R5-11-21-22-23-24=10K ohms         R6-12-15-17=1K ohms         R13-14-19-20-28-29=47Kohms...

View Article


Image may be NSFW.
Clik here to view.

Stereo Synthesizer

This routine efforts to cheer up mono audio resources by replicating a music indication. It does this by changing certain wavelengths between left and right to deceive the ear. It can often generate a...

View Article


Image may be NSFW.
Clik here to view.

High Quality Preamp with Tone Control

Spesification : Sensitivity input to output 500 mVef / with load resistor 10 kOhm:          MD: 2,6 mVef/50 KOhm (@ 1 kHz)          Tuner 130 mVef/50KOhm          Tape Player: 130 mVef/50KOhmOutput...

View Article

Image may be NSFW.
Clik here to view.

Super Headphone Amplifier

Output IllustrationSpec. of Super Headphone Amp.Output (in Class A) : 160mW at 8  Ohm 600mW at 30 Ohm 120mW at 600 OhmDistortion : Less Than 0.01% at Normal OutoutSchematicPCB1PCB2Parts List :Reslstor...

View Article

Image may be NSFW.
Clik here to view.

Octave Equalizer

This Equalizerwill satisfyyour wishesaboutyour soundappetizing, youcanpluginyouraudiodevice orcan be used asa guitartone control. If you don't want your audio device looks much potensiometer control,...

View Article

Image may be NSFW.
Clik here to view.

YAMAHA P-2200 POWER-AMP SCHEMATIC

View Article


Image may be NSFW.
Clik here to view.

Harmon Kardon Tone Control Circuit

Tube : 12AU7/12AX7Frequency Response : The vertical scale is linear in dB from minus 9 to plus 18 with marks every 3 dB.  Frequency is from 10 cycles to 100 kc on a log scale.  There are 5 curves...

View Article

Image may be NSFW.
Clik here to view.

Single End Tube Power Amplifier

This a simple Tube Amplifier with singgle end Tube.The power supply use 4xIN4007 Silicon Diode.The filament supply is regulated at 6.3V using a LT1085 voltage regulator. The schematic taken from the...

View Article


Image may be NSFW.
Clik here to view.

300B Single End Vacuum Tube Amplifier

Current (new) production 300B tubes like the Electro-Harmonix 300B and the JJ 300B sound wonderful at a fraction of the Western Electric 300B price. A direct coupled driver stage and a low mu triode...

View Article

Image may be NSFW.
Clik here to view.

Class A Single end 2SK1058 Amplifier

Sure there has to be single active component in an amp in order to get the gain to be called an AMPLIFIER. That's a simple amplifier as a single end tube amplifier. A single end vacuum tube Amp need a...

View Article


Image may be NSFW.
Clik here to view.

High Quality Vacuum Tube Headphone Amplifier

Theres no transformer in output, it only need coupling capacitor in the signal path is the output cap. A relay circuit was used to provide muting and a time delay was used to keep the output muted...

View Article

Image may be NSFW.
Clik here to view.

10w 6L6 Push Pull Amplifier

Schematic Frequency Response :15-65Kc (-3dB), 1Kc input, at 3W RMS output across 16 ohms.Power :10W RMS for 700mV RMS input, with a THD+Noise of 0.29%Tube Complement :1x 6J5 (input), 1x 6SN7...

View Article

Image may be NSFW.
Clik here to view.

Marshall JCM900 Preamp Schematic

I did not include technical data for this preamp, it's just a scheme to guide repair. May be useful for those who have a Marshall JCM900 guitar preamp .

View Article

Image may be NSFW.
Clik here to view.

Conventional MC-MM Pre Amplifier

The circuit is(more or less)conventional,witha common emitterstageconstant current sourcemodulation.When the seriesis a mirror thatisreproduced forboth positive andnegativesupply...

View Article


Image may be NSFW.
Clik here to view.

Hampton Moving Coil Preamplifier

 Components List  :R1-5= 100ohm 1% 1/4W R2-6= 150ohm 1% 1/4W R3-7= 33ohm 1% 1/4W R4-8= 12ohm 1% 1/4WR9...12= 47Kohm 2W R13-14=1Mohm 1% 1/4W C1-2= 1uF 250V MKT V1-2= ECC88 - 6DJ8S1-2= DIL Switch J1...4=...

View Article


Image may be NSFW.
Clik here to view.

Fender Blackface Preamp

Parts List :  P1,P2                          220K  Linear Potentiometers (or 250K)P3                               10K  Linear PotentiometerP4                               1M  Log. PotentiometerR1...

View Article

Image may be NSFW.
Clik here to view.

Overdrive Effect

Ibanez Tube Screamer TS-9Boss Super Overdrive SD-1Marshall Pedals: Blues Breaker, Drive Master & Shred MasterMarshall Blues BreakerMarshall Drive MasterMarshall Shred Master

View Article

Image may be NSFW.
Clik here to view.

MT-2 Boss Metal Zone Schematic

Technicalspecification:    Input Impedance: 1MΩ    Output Impedance: 1kΩ    Recommended Load Impedance: 10kΩ or greater    Equivalent Input Noise Level: -110 dBu or less (IHF-A, Typ.)    Power Supply:...

View Article

Browsing latest articles
Browse All 25 View Live




Latest Images