Tag: audio amplifier circuits

Amplifiers with 1000 watts or more. Mini amplifier is a standard amplifier, as well as quality amplifier. Mono stereo amplifier, Class D Amplifier High-power amplifier circuits, low-power amplifier circuits, bjt mosfet transistor, integrated designs projects.

65W N-Channel MOSFET Amplifier Circuit

| 2008/11/29

65W N-Channel MOSFET Amplifier Circuit symmetric + -34 volt supply voltage of 68V dc sprint layout prepared by total PCBs to output file open and free “sprint layout viewer” program, you can use MOSFET Amplifier Schematic 65W N-Channel MOSFET Amplifier Circuit PCB files

STK4192 Amplifier Circuit PCB Speaker Protection Volume Control

| 2008/11/19

The PCB is prepared according to the standard application circuit in the STK4192 Datasheet file, the supply voltage of the circuit with a potentiometer added to control the output sound level for the speaker protection circuit and fan supply, +-35 volts dc symmetrical supply 2x25v AC (25vac x 1.41=35vdc) 150W transformer is sufficient It is…

Tube Mosfet Hybrid Headphone Amplifier Circuit

| 2008/11/08

The sound quality is pretty good I guess. The lamp used is 12AU7 Mosfet irf612 circuit, not too complicated. The supply is 12volt dc. As a follower of several YAHA amps based on the Fa-schmidt design and a Szekeres Mosfet, I wondered how the two would sound together. So I installed the schematic in TINA-TI,…

C200 Power Amplifier Circuit PCB Schematic

| 2008/10/08

8 Ohm 4 Ohm 125W 200w power amplifier circuit transistor is a quality two channel stereo mono single channel if you want to use the same circuit must log 2 toroid transformer used supply section Power transformer I gave wound on order and is the primary coils of 230V, the seconder and two windings Monday…

Guitar Studio 400W Power Amplifier Circuit PCB

| 2008/09/23

The administration, indicating and switching located on the front and back panels. For each of the entrances there is a regulator of the amplifier input to establish the necessary sensitivity. STEREO MONO. Amplifier can be operated in two modes – STEREO and MONO. In mono amplifier inputs are connected in parallel, which allows free entry…

Hi-Fi Power Amplifier 100W with TDA7250 Driver

| 2008/09/23

TDA7250 power output stage The main element of the offered power stage is a custom TDA7250 integrated circuit from SGS Thomson. It is a complete two-channel power transistor driver that enables the creation of a stereo power amplifier. Using the manufacturer’s catalog data, two pairs of complementary TIP142, TIP147 transistors were selected to work with…

Ultra-LD 200W Power Amplifier Circuit

| 2008/09/03

The supply voltage of the Ultra LD 200W Power Amp is symmetrical +55v -55v total 110 volts dc. Be careful. The best thing in the circuit is that there is no need to adjust the quietness, you know, there is this setting in a multi-transistor amplifier, it is always confusing, right? is it normal ?…

Sine Wave Output MOSFET 40W Amplifier Circuit

| 2008/08/28

8Ω + / – 35V – 40W sinus plate amplifier power. Jeden kanal. One channel. The layout is based on symmetrical arrangement of input from current and balanced agreement, control Contains DC Servo system for the precise determination of zero output. The degree of current contains transistors bipolarne. It voltage to + /-24V and +…

30W Class AB Mosfet Amplifier Circuit

| 2008/08/27

A volume setting passive integrated possible by the high output level of modern sources, and a structure of the amplifier gain sufficient floors limited to essential guarantee the transparency of the system. Yield loudspeakers and damping for ‘pregnant will be the selection criteria. A Release to push-pull “common drain”: his first schemes have 20dB of…

100W Hi-fi AmplifierCircuit symasym

| 2008/08/19

Good quality design, a nice amplifier circuit has all the details (in English) Scope measurements, pcb and voltage values are specified, there is an additional circuit diagram. The Symasym5 is a power amplifier designed with quality yet low price in mind. This resulted in a Class AB BJT amplifier using only TO92 transistors for input…