Category Archives: Repair

Eachine EV100: no audio problem — cause, fix, and technical background — UPDATE

Some days ago I published a post on how to fix the totally broken audio on the $99 Eachine EV100 FPV goggles. As it turned out the inbuilt receiver module, a Sinopine SP338RX, is missing “some” components that generate the audio output. Some people are lucky as their modules are only missing the 6.5MHz filter.… Read More »

Eachine EV100: no audio problem — cause, fix, and technical background

There have been a lot of rumors and discussion about the $99 Eachine EV100 FPV goggles recently. I already did some teardown, component analysis, component identification, analyzed the “diversity” feature of the receiver, and wrote about how to fix the gray bar problem in my previous posts. There is another problem with those goggles: No… Read More »

Eachine EV100: gray bar & distorted image problem — cause, fix, and technical background

There have been a lot of rumors and discussion about the $99 Eachine EV100 FPV goggles recently. I already did some teardown, component analysis, component identification, and analyzed the “diversity” feature of the receiver in my previous posts. With the goggles being more and more used, people experience a new problem with these goggles: Depending… Read More »