2021年10月20日 · pt2399是一枚非常便宜的ic，作为声音后期处理效果有限，只能产生简单的echo，delay效果，网上有人制作了用3-5枚组合起来的，能产生类似传统弹簧混响的效果，不过线路非常复杂，为了做出比较简单的混响器，我打算做几片各类型的pt2399的板子来组合实验，这是 ...

I have created very simple reverb circuit that can simulate spring and room reverb effect. It use 5 delay line integrated circuit chips, and the block diagram is shown in the Figure 4. It has decay time control, room size control, and dry/wet balance control.

2025年3月12日 · The second schematic Princeton has on their datasheet is the PT2399 Surround/Delay Application Circuit. I believe what they mean by ‘surround’ is reverb, which is actually sort of achievable (more on this later in the Mods section) if you set your circuit up right.

2017年10月1日 · Devices with digital or analogue delay lines allow for much wider reverb range and therefore I decided to use the popular digital PT2399 in my design. The PT2399 used by me can be used to create other sound effects such as …

Circuit analysis of the PT2399, a CMOS echo/delay/reverb processor by Princeton Technology.

The PT2399 is an Echo Processor IC manufactured by the Princeton Technology Group. This IC converts the input analogue signal into a digital bit stream and stores it in the internal 44-Kbit RAM memory. After the desired delay time, the contents of the memory are converted back into an analogue signal.

This board layout for the PT2399 guitar reverb circuit is as simple as it gets. As you can see, I managed to get everything on this board which also includes the MOSFET phase splitter and mixer circuits.

The PT2399 reverb schematic is a circuit diagram that shows the connections and components required to build a PT2399-based reverb effect. It typically includes input and output buffers, the PT2399 chip itself, and various resistors, capacitors, …

2021年1月21日 · The PT2399 Reverb Circuit Diagram is a schematic representation of the various components involved in the construction of the PT2399 Reverb circuit. It is composed of two primary sections: the signal input section, which houses the input transistors and capacitors; and the output stage, which contains the voltage regulator, the buffer, and the ...

2025年3月5日 · PT2399 frequency response within the limits of about 5kHz, and when the input signal when the frequency is higher than 4kHz, sine wave input signal will become somewhat similar to the triangle wave, and in the input signal frequency is greater than 5kHz, it will produce distortion and digital noise.