If I remember correctly, the inoization voltage of an NE2 neon lamp was around 60-80 volts. The sustaining voltage was around 40 to 50 volts or so. Both of these numbers are from memory, and may vary depending on the particular lamp you have in hand. Jim Regards, Jim > -------- Original Message -------- > Subject: Re: [EE] Questions about neon lamp voltage > From: RussellMc > Date: Fri, July 06, 2012 12:21 am > To: "Microcontroller discussion list - Public." >=20 >=20 > The use of a Neon lamp as a relaxation oscillator by Sony would be very > improbable - not impossible, but needs to be considered carefully. >=20 > What is the function of the device in the circuit? > How do you know? > What is the circuit around it? > What voltage was across it? O/C. S/C. > (ie if it is a realization oscillator or even just a neon it will be fed = by > a Voltage higher than striking voltage via a resistor such as to limit th= e > available current to something low. >=20 > You are able to produce a FAR better photo than the one you supplied, and > should do so. > Whatever imaged that can do a better job than it did. >=20 >=20 > Russell > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .