2
DXsoft
394
Shareware
A program for amateur radio digital communications via a sound card.
23
Circuit Diagram
2,205
Open source
It helps you make electronic circuit diagrams and export them as images.
15
University of Colorado
430
Freeware
Build circuits with resistors, light bulbs, batteries, and switches.
335
New Wave Concepts Limited
9,963
Shareware
Combines circuit design, simulation and CAD manufacture to realize projects.
Circuit Magic
32
Shareware
Circuit Magic is an electrical circuits simulation program.
21
University of Colorado
94
Freeware
Fun, interactive, research-based simulations of physical phenomena.
1
Ke5rs
2
Freeware
A DTMF keypad that allows you to send DTMF tones out your soundcard.
8
the Qucs team
3,049
Open source
Quite Universal Circuit Simulator is an integrated circuit simulator.
13
Richard P. Andresen
1,147
Shareware
Use analog circuit simulation for the professional circuit designer.
3
ABB
329
Freeware
Air circuit breakers can be used both as circuit-breakers for general protection.
1
HotWind TAPIEx Software
Shareware
ToneDecoder Control can decode the DTMF touch key.
1
Zeebar
1
Freeware
TkDDT is a graphical application which lets you find DTMF tones.
27
Matt Pyne
6,472
Open source
Draw electrical circuit diagrams and PCB netlist files.
25
Moeller Software
259
Shareware
EASY-SOFT is a graphic editor for representation of the circuit diagram.
203
Cadence Design Systems, Inc
15,161
Freeware
PSpice Student is an analog circuit simulator designed for students.
31
KiCad Developers Team
14,218
Open source
You can create schematic diagrams or printed circuit board with up to 16 layers.
