Klunky Schematic Editor Home Page

Jim Osburn, WD9EYB
[email protected].

Klunky Schematic Editor
User's Guide
Basic Operation Version
All of the pieces of Klunky
KPCB Printed Circuit Board Editor

Sample Schematics

VFO from 2001 ARRL Handbook, page 17.74, figure 17.78.
VFO from 2001 ARRL Handbook, page 14.20, figure 14.17.
Colpitts and Hartley Oscillators from 1948 ARRL Handbook, page 75, figure 3-22.
Annotated Colpitts Oscillator
Biquad Active Bandpass Filter Schematic
Biquad Active Bandpass Filter PCB layout

Sample Schematics of NJQRP Club PSK-80 Warbler

Warbler Home Page

U1 and associated circuitry, local oscillator, transmit crystal filter
Transmitter driver and power amplifier
U4 and associated circuitry, T/R switching