Thanks again Richard, very valuable information. Yes, if I understand the maintenance manual right, there is a tracklight below the EDM lens with a be...

The main section of the body is angled relative to the base, so that the measuring point when mounted on a target rod is directly above the centreline...

Who has worked with old (Geodimeter) und new (Trimble S-series) instruments and can rate the following assumptions? Old Geodimeters/Trimble instrument...

Cool, can you post a photo of that tiny 100x20mm target?

I got a prototype working:br> source code: ?ÿ //ESP32, LED driver connected to D5 #include #include #include #include const char* ssid = "SSID"; ...

@Norm, don't bother, Rich just posted a detailed maintenance manual. I'll have a look at that first.

Richard, that's gold. Thank you! 

Norm, as you are making your own enclosures for the targets, do you happen to have one torn down or can you take one apart to snap some photos? Macro ...

I assume the carrier frequency is much higher than the sampling rate of that cheap oscilloscope. From a quick glance at Amazon's sub $100 oscilloscope...

Hey Norm, if you're still into the idea, I'm happy to guide you to take some measurements. It shouldn't be difficult to hook up an oscilloscope. A sim...