January 2008

STK4221 Amplifier PCB

STK4221 amp It works just fine Like I said, 5.1 part of the system RL RR FR FL output stage was STK4221 It has been used CENTER and BASS Part..

7812 and 2N3055 12v-15 Volt 20 Amp Power Supply

Heavy bulky quite strong and a shake 🙂 a power supply circuit is adjustable from 12 … 15 volt regulator integrated 12volt classic L7812 was carried out by increasing the..

Bitmap (BMP) Protel PCB converter

Protel printed circuit converter program that you can use in a drawing program. Language is English, but very easy to use and does not require installation Bmp image formats PCB..

Op Amp Designer inverting non-inverting calculation

Particularly with 741 opamp can use a simple calculation program is free sample circuits with electronic information displayed Inverting and Noninverting op amp, a good program can do calculations with..

555 Designer timer astable monostable calculator

Quite common in the use of electronic NE 555 timer integrated program for a calculation prepared sample calculations are made with 555 circuits Built-in 555 astable, monostable account, you can..

inductance calculator program

Prepared by Bob Stein `s the indicator and filter calculation does not require installation file run micro2003b.ex to use my programı.progra INDUCTANCE CALCULATOR Ver 3.0 7-9-92 This program will calculate..

Simple 5V Regulator Circuit

Fixed 5V regulator circuit that can provide a simple. One transistor MJE3055. = The Zener voltage of the output voltage – threshold voltage transistor is according to formula. 5 V..