Temperature: Control

This temperature meter uses a Harris 7106 IC as the heart of a low cost, accurate temperature meter. LCD 3-1/2 digit readout. All of the active circuits are in this one, versatile chip. In addition to temperature functions, the board includes an area for

This is a RC car project is the transmitter and receiver modules for a Remote Control car, with speed control and continuous steering.

Learn how to control temperature with a Peltier Junction with PID temperature controller.

Power on/off almost anything with this infrared controlled electronic switch. Some spell it Infared!

4 Channel RF Remote Control Relay Board with Auto Roll

Learn how to control temperature with a Peltier Junction with PID temperature controller.

This LCD panel meter is a very flexible design that can be customized to your own VOLT meter or AMP meter needs. It may be customized to measure any voltage range, standard or not. Or you can customize it to measure input from a transducer; full details a

PC controlled 4 channel temperature meter

4 Channel RF Remote Control Relay Board with Auto Roll

This stereo pre-amplifier will allow you to get extra control over your audio.

4 Channel RF Remote Control Relay Board with Auto Roll

The TX150 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 150 Watts.

The TX300 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 300 Watts.

The TX50 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 50 Watts.

The TX5 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 5 Watts.

The TX25 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 25 Watts.

Datasheet and PDF Data sheet for the TL494 Pulse Width Modulation (PWM) Control Circuit.

Using a PIC 16C71, a crystal, 8 resistors & 4 capacitors this kit will independently control up to 4 servo motors. We do not supply the potentiometers or servo motors. (We used a Futaba FP-S148 for out tests.) 5V DC power supply required. Full instruction

This simple stereo audio amplifier will amplify audio for your low-medium impedance headphones and give you left/right balance control

Low cost 12 channel Infrared Remote Control with relay board

Circuit diagram for an ultra low-noise driver/supply circuit for white LEDs, using the IC LTC3201. Ensures a stable brightness in white LED driven items.