A while ago I've acquired an old Tektronix TDS784D oscilloscope. Originally, it came with these enabled options:
05 - Video Trigger
13 - Centronics and RS232 interface
1F - Floppy disk drive
1M - Memory upgrade x1
2F - Maths/FFT, differentiation features
While this already is a lot, there's still option
Continue reading "Pimp my scope: Unlocking Software Features in a Tektronix TDS784D"
2C (Comm signal analyser) which is a pure-software option. (In later production runs, the device might also already contain the necessary hardware for the bigger memory option
2M. Check whether your serial number starts with
B4xxx. Mine didn't.)
For an older oscilloscope I wanted to replace the 3.5" floppy drive with USB. After checking for the required connector and available USB emulators, the one that I needed was the GOTEK SFR1M44-DU26 - an 1.44 MB floppy emulator with a 26pin FFC/FPC connector. (There's also the SFR1M44-TU26 - which has the connector mounted the other way around but should also work.)
The emulator fit almost perfectly, but since it was meant to be used with some embroidery machine it was a bit short on one side. But that's nothing to worry about - it still functions as it should.
Continue reading "GOTEK Slim Floppy Emulator SFR1M44-DU26"