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Controllers and timers - list of circuit diagrams

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PC Output Interface circuit diagram
A versaile output interface that can control external devices direct from your computer

author: Andy Collinson
visits: 3125
Infra Red TV Remote Control Extender circuit diagram
design is based on an active filter, centered at 37KHz modulating frequency and uses a photodiode and op-amp from Texas Instruments.

author: Guy Bocquillon, France
visits: 1219
Infra Red Switch circuit diagram
This is a single channel (on / off) universal switch that may be used with any Infra Red remote control using 36-38kHz

author: Andy Collinson
visits: 887
IR Link circuit diagram
This is a battery powered IR Link which may be used in more than one room

author: Ron J
visits: 613
Model rocket launch controller circuit diagram
It has the ability to control up to 8 pads through a 6 core cable

author: Matthew Hewson
visits: 543
IR Remote Control Modulation Detector circuit diagram
A circuit to extract and measure the modulated carrier of an Infra Red remote control

author: Andy Collinson
visits: 368
24 Hour Timer circuit diagram
Two multi-range timer circuits

author: Ron J
visits: 367
Multi Rocket Launcher circuit diagram
These circuits are electrical, only switches and contacts are involved

author:
visits: 351
555 Pulse Generator circuit diagram
A 555 pulse generator circuit with a difference, the initial pulse is tailored by additional circuitry to match the duration of subsequent pulses

author: Miroslav Adzic - Serbia
visits: 346
R5000 Computer Interface circuit diagram
This circuit is a modified version of an original interface on QSL Net. It is a fully isolated interface allowing computer control of the Trio/Kenwood R5000 receiver

author: Andy Collinson
visits: 346
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