[25a-12M-1~11] 7.2 Applications and technologies of electron beams

10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[25a-12M-7] Demonstration of an oscillator circuit using FEA-based vacuum transistors

〇Ryosuke Hori¹, Tomoaki Osumi^1,2, Masayoshi Nagao², Hiromasa Murata², Yasuhito Gotoh¹ (1.Kyoto Univ., 2.AIST)

Keywords:

field emitter array,vacuum transistor,oscillator

A Wien bridge oscillator using a two-stage amplifier with FEA-based vacuum transistors was constructed. Prior to the experiments, oscillation of the oscillator was confirmed by LTspice. Oscillation waves with the frequency of 1 kHz were observed as expected.