Function Generator with ICL8038

Specifications
Frequency range 0.95 Hz to 105 KHz in five decade ranges.
Waveforms
Sine, Triangular and Square.
Output amplitude
Adjustable from 10 mV PP. to 10 V PP
Output impedance 50 ohms.
Sine wave Amplitude Flatness +/- 1 dB
Sine wave THD

* Less than or equal to 0.8% from 10 Hz to 10 KHz
* Less than or equal to 2.5% from 1 Hz to 100 KHz

Triangle wave non-linearity

* Less than or equal to 0.5% upto 10 KHz.
* Less than or equal to 1.5% at 100 KHz.

Square wave rise-fall time Less than or equal to 200 ns.

Components
SEMICONDUCTORS. IC1-ICL8038, IC2-LM318, T1-SL100, T2-SK100, D1, D2-IN4148
RESISTORS
1/4 W - 5% R1, R13, R14-10E; R18-22E; R16-47E; R11-56E; R9-220E; R19-390E; R2-1KE; R6, R8-2.2KE; R17-1.8KE; R3-R5-4.7KE; R10, R29, R15-3.9KE; R20, R21-39KE; R22-15KE.
PRESETS VR1, VR3-2.2KE; VR4-470E; VR5-VR7-l00KE; VR8-22KE; VR10-IOKE.
POTENTIOMETERS. VR2-FF-500E 1 W, VR9-VF-22K 1 W.
CAPACITORS
30V C1, C7, C8,-0.1 MFD; C2-3.3 MFD; C3-0.33 MFD; C4-33 KPF; C5-3.3 KPF; C6-330PF; C9-100MFD; C10-22PF; C11, C12-IOKPF; C13-20KPF.
MISCELLANEOUS FC-1 POLE 5 WAY SWITCH, SS-2 POLE 3 W

Read More Source:
http://schematics.blogspot.com/2006/07/function-generator-using-icl8038.html
Thank you.

This entry was posted on Thursday, December 13th, 2007 at 10:09 pm and is filed under oscillator generator. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.