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三电平音频功率指标 (Three-Level Audio Power Indicator)Parts: R1__________100K 1/4W ResistorR2___________50K 1/2W Trimme......
自动响度控制电路 (Automatic Loudness Control)Parts: P1_________________10K Linear Potentiometer (Dual-gang for stereo)......
带低音增强的立体声前置放大器电路 (Stereo Preamplifier with Bass-boost)gh Quality, simple design 20 to 30V supplyParts: P1_____......
唱机前置放大器电路 (Phono Preamplifier)Parts: R1_________47K 1/4W ResistorComments: In recent years, following CD's int......
精密音频毫伏表电路 (Precision Audio Millivoltmeter)Measures 10mV to 50Volt RMS in eight rangesConnect J2 and J3 to an A......
语音记录 (Speech Recorder)PARTS LISTR1 = 1k The 2 pushbuttons = S1: Start/Pause. S2: Stop/Reset.If you want to pla......
便携式耳机放大器 (Portable Headphone Amplifier)PartsR1 = 10K 1/4W Resistor Technical data: Current drain: 35mA per cha......
100W音频放大器电路 (100 W Audio Amplifier)General Description This is an exceptionally well designed amplifier, with ......
10W迷你音频放大器 (10W Mini Audio Amplifier)R1 : 6 Ohm R2 : 220 Ohm R3 : nothing R4 : 10 KOhm pontesiometer C1 : 2200......
18W音频放大器电路Amplifier parts: P1 = 22K Log.Potentiometer (Dual-gang for stereo) Notes: Can be directly connected ......