Today one of our customers asked if we have solution for remote control different bumper cars DC motor, here is our customer’s enquiry. Hello, here is a description of what I am trying to accomplish. I have a 24 volt DC bumper car basically the same as a golf cart. I need to put an …

Antenna Length Table INFORMATION: The table below has listed several common RF transmitter frequencies and their matching antenna length, the best antenna length is calculated by divide the wavelength by four. RF Module External Antenna Length Calculations Operating Frequency Best Antenna Length 315 MHz 23.81 cm / 9.37 inch 418 MHz 17.94 cm / 7.06 …

Motor forward and reverse is a very common seen application in our daily life, for example, we can use DC motor to control garage door open and close, gate extract and retract, curtain up and down etc, these all have one thing in common, the DC motor movement in two directions. While some motors have …

By default, and feasible in most circumstances, we use a fixed power supply either 12V or 24V to provide the power to our receiver, so we seldom consider the ratings etc. In this article we will give you a rough idea how much power will our receiver consume. The following technical specifications are measured using …

As you can see on our wireless relay boards like SR-RCS-202U and SR-RCS-204U, the terminals of relay output is always marked as N/O N/C COM etc, they are abbreviations that are commonly used with relays, here are what they means. N/O means Normally Open ( to COM output ) N/C means Normally Closed ( to …

Motors are used everywhere to move objects forward and reverse, such as in garage and gate openers, curtains etc. thus many customers use our two channel receiver SR-RCS-202U’s built in function to control DC motors forward and reverse. While it should be simple in most circumstances, sometimes you may experience shorter remote range or un-responsive …