29 Haziran 2018 Cuma

VARIABLE BANDPASS AUDIO FILTER

VARIABLE BANDPASS AUDIO FILTER: [ATTACH]

This circuit is a variable audio bandpass filter that has a low cutoff variable from about 25 Hz to 700 Hz and a high cutoff variable from...

LM1875 2X22Watt Bass tiz ses seviye kontrollü anfi

LM1875 2X22Watt Bass tiz ses seviye kontrollü anfi: Bir çok 5.1 ses sisteminde kullanılan kaliteli bir amplifikatör entegresi lm1875tda2030ne 5532 op-amp kullanılmış ek olarak bypass denilen düşük...

Low Cost Bass-Treble Controller Using Op-Amp 741

Low Cost Bass-Treble Controller Using Op-Amp 741: This is simple but powerful bass, treble, volume control is made by General Op-Amp IC LM741. The input voltage is 12V, but it will also work with 9V...

200Watts power amplifier circuit using transistors

200Watts power amplifier circuit using transistors: MPSA42 = BF422/BF423A
MSPA92 = NTA288 (PNP high voltage transistor)
Mains transformer = 35-0-35VAC 8Amps secondary – Torroidal

23 Haziran 2018 Cumartesi

PIC16F84A İle 4 Programlı 8 Ledli Animasyon Devresi

PIC16F84A İle 4 Programlı 8 Ledli Animasyon Devresi: [ATTACH]

Kullanılan mikrodenetleyici pic 16f84a 4 Farklı Çalışma programı var 8 adet led kullanılmış anahtar kapatıldığında program çalışmaya başlıyor...

5 ledli karaşimşek

5 ledli karaşimşek: [ATTACH]


Malzeme Listesi
ATTiny12L mikro - 1 adet,
Led - 5 adet
Dirençler 1k - 5 adettir.

Programı ektedir. Ayrıca besleme Vcc: 2.5 - 5V

Preamplifier Tone Control

Preamplifier Tone Control: [ATTACH]

P1,P2___________10K Linear Potentiometers
(twin concentric-spindle dual gang for stereo)

R1_____________100K 1/4W...

Modular Preamplifier Control Center

Modular Preamplifier Control Center: [IMG]
Parts:
P1______________47K Log. Potentiometer
(twin concentric-spindle dual gang for stereo)

R1,R2,R4_______100K 1/4W Resistors...

18W Class-B Audio Amplifier with Tone Controls

18W Class-B Audio Amplifier with Tone Controls: [ATTACH]
Parts:
P1______________50K Log. Potentiometer (or 47K)
(twin concentric-spindle dual gang for stereo)
P2______________20K Linear Potentiometer...

Audio Tone Control

Audio Tone Control: This very simple passive circuit provides a simple audio shaping function. It was described by Derek Bowers inElectronic Design in February, 2012.

At...

Audio Amplifier 0.2W - 3 Transistor

Audio Amplifier 0.2W - 3 Transistor: An extremely simple audio amplifier, the setup speaks for itself. The performance is surprising for such a small circuit.
Mounting the resistors and...