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Controller for multiple refrigerators
The goal of the project is to produce an adjustable microcontroller based controller for multiple refrigerator. The device has digital temperature measurement interface and solid-state relay for mains power switching. A computer interface is included
---324
Dark Activated Switch
This circuit will activate a relay when light falls to a preset level. Light level can be adjusted
---575
DC Power Switch
TTL controlled DC power switch. MAX switch load tested to was +85VDC @ 6A.
---973
Delayed Power Circuit
This circuit Creates a Tiny Power Delay to a Circuit.
---960
Learnable Drop Monitor and Monitoring Method
A drop monitor that can learn from any dropping rate, without preset. the monitor generate a reasonable variation automatically, and use this value to monitor the follow drops. when the dropping rate beyond the reasonable range, a alarm or other sign
---976
line follower robot
tondaung@hotmail.com
---624
Mutli-function R/C Controller
On-OFF switch / Lost Model Alarm LMA / camera control / flight-light flash
---979
R/C Controller for Retractable Landing Gear
Landing gear / Anti-Collision Strobe Light / Landing Lights / Cabin Door control / slow servo moving speed ... All in one
---980
Small AGC circuit
This project is a digital Automatic Gain Control (“AGC”) system using a PIC16F876 MCU. The ability to set the gain level in a circuit and have it control itself is a very useful function.
---971
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