Comb tooth wave generator

The invention discloses a comb wave generator, which belongs to the technical field of test and measurement and comprises a low-phase noise amplifier, a band-pass filter and a pulse generator. The output end of the low-phase noise amplifier is connected with the input end of the band-pass filter; the output end of the band-pass filter is connected with the input end of the pulse generator; an input signal of the low-phase noise amplifier is a reference signal, and the output end of the pulse generator outputs a comb wave signal. Compared with the existing comb wave generator, the comb wave generator has the advantages of low phase noise, simpler circuit, easiness in miniaturization and integration and the like. 本发明公开一种梳齿波发生器，属于测试测量技术领域，包括低相位噪声放大器、带通滤波器和脉冲发生器；低相位噪声放大器的输出端与带通滤波器的输入端相连；带通滤波器的输出端与脉冲发生器的输入端相连；低相位噪声放大器的输入信号为参考信号，脉冲发生器的输出端输出梳齿波信号。与现有梳齿波发生器相比，具有低相位噪声，电路更为简洁，易于小型化集成等优点。