YB1051A高頻信號發(fā)生器是上海雙旭電子有限公司生產的專業(yè)設備。其工作頻率范圍為100kHz～40MHz，頻率顯示誤差為±0.1%±1個字。輸出幅度范圍為1V有效值，衰減0～70dB（細調衰減10dB），輸出幅度誤差為±1dB（當頻率大于30MHz時，另加±0.5dB），輸出幅度顯示誤差為±5%。該設備具有載波穩(wěn)幅、調頻、調幅功能，內調幅信號頻率為400Hz、1kHz，外調幅頻率范圍為20Hz～10kHz。其音頻頻率為400Hz、1kHz，音頻輸出幅度最大2V有效值，音頻失真度小于等于1%。YB1051A高頻信號發(fā)生器輸出阻抗為50Ω，外形尺寸為114H×332W×270D（mm），質量約4.5kg。目前市場參考價格為2500元左右。

The YB1051A high-frequency signal generator is a professional device produced by Shanghai Shuangxu Electronics Co., Ltd. It has a working frequency range of 100kHz to 40MHz, with a frequency display error of ±0.1%±1 digit. The output amplitude range is 1V RMS, with an attenuation of 0 to 70dB (fine attenuation of 10dB). The output amplitude error is ±1dB (an additional ±0.5dB when the frequency is greater than 30MHz), and the output amplitude display error is ±5%. The device features carrier amplitude stabilization, frequency modulation, and amplitude modulation functions. The internal amplitude modulation signal frequency is 400Hz and 1kHz, and the external amplitude modulation frequency range is 20Hz to 10kHz. The audio frequency is 400Hz and 1kHz, with a maximum audio output amplitude of 2V RMS and an audio distortion of less than or equal to 1%. The YB1051A high-frequency signal generator has an output impedance of 50Ω, with dimensions of 114H×332W×270D (mm) and a weight of approximately 4.5kg. The current market reference price is around 2500 yuan.