Digitally-controlled oscillator


Posted on Mar 5, 2013

The microprocessor-controlled oscillator has a 8159 to 1 frequency range covering 2 Hz to 20 kHz. An exponential, current output IC DAC functioning as a programmable current source alternately charges and discharges a capacitor between precisely-controlled upper and lower limits


Digitally-controlled oscillator
Click here to download the full size of the above Circuit.

The circuit features instantaneous frequency change, operates with +5 ±1 V and -15 V ±3 V supplies, and has the dynamic range of a 13-bit DAC.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Rock Face effect for guitars
Hands-off-intercom
Solar Cell Voltage Regulator
pump it up mp3 booster
arduino scr
FM
Dean Forest Railway Telecoms
APPLIANCE CONTROL USING TIMER - PROJECT
Analog 6-channel Home Theatre Audio Project
Board making technique
Miniature Vacuum Tube Tesla Coil
LEDs and resistors circuit
Pulse width / voltage conversion circuit composed of TL082
Electrical Maintenance
VOLTMETER WITH IMPROVED LINEARITY CIRCUIT DIAGRAM



Top