A stack beeep sound. It was created with me accidentally breaking my microphone. . . Here you go. This is in the public domain so do absolutely anything you want with it. What am i going to do, sue you?.
Using an atm kiosk: sounds of pressing chunky metal buttons and the resulting beeps, as well as the motor of the atm as it ejects money and prints a receipt.
A recording of a computer connecting to the internet with a dial-up connection. I only edited it a little bit, just condensing it and removing background noise.
The 'lose' sound from a 1978 hand-held 'merlin' electronic game. Recorded from the built-in speaker with a cad gxl1200 pencil mic through an art usb preamp.