Robot Building Questions

Ez-Arduino With L293

I used the L293 module connected to arduino, the ultrasonicsensor to make the rotbot automatically avoid obstructions, so when I turned the arduino into ez-b, I could connect it to L293, the ultrasonic sensor and do that project withez-cript similar to the code C++ II wrote and it doesnt seem to work?

Speech Delay BT Speaker

Sorry for all the questions. I try to test and research before asking. I have a issue thats bothering me and cant seem to figure it out. Im using a Alfawise X5 from gearbest and a BT speaker. Whenever I use any kinda speech trough the BT speaker. There is a slight delay and the 1st word is not spoken. Ive tried setting the speaker as the default...

Powering Mini PC

Looking for suggestions on powering on mini PC on a battery. Trying to keep it light weight. Would a 12V lead acid battery with a buck converter work? PC is 12V 1.5a draw

Hitec D845WP Servos Cant Move Slow And Smooth

Im testing a new robot , using ezbv4 and hitec D845WP servos with lipo 7,4 V batteries. (I never used these servos and such high-current batteries before). These servos are very quick, expecially with lipo batteries. So, when I program an action, I cant get a smooth and and slow movement, no matter how  I set delay, step and speed in the action...

Getvoltage - Object Reference Not Set

Can anyone tell me why GetVoltage() in a script gives me the error Object reference not set to an instance of an object ? Regards BAW

Inmoov Kinect Function

Hi, Im diving into InMoov and have thus far just been printing parts with abandon while I finish researching everything else.  I have totally decided to go with EZ-Robot rather than MRL for obvious reasons, but I have found conflicting information about whether I can use the Kinect with EZR.  Beyond whether I can use it or not, Im a little unclear...

Rc Lawnmower

These Rc lawnmowers caught my attention, So i purchased a spectrum DXE remote controler with reciever, also purchased a 2x32 sabertooth drive. I have a key start mower, just don’t know what othe components i need to start my mower from the controller any help please?