2007年1月13日 · 问下楼上各位大侠,我看ta2003电路较简单,有点象ta8164,问下能用它来做简易fm接收机.对讲机的接收电路?

2017年8月3日 · Here is a very easy DIY FM receiver circuit diagram. It is easy to build FM receiver circuit as the TA2003 IC used here, comes in easy DIP package. It’s both Am and FM receiver IC, we’ll use FM, so FM circuit is only given.

2011年5月9日 · ta2003的fm部分已有一个本振和乘法混频器，还差一个振荡器，看内部图其fm高放部分是一只三极管，刚好可以用来制作振荡器。 于是就制作了这个扫频信号发生器，分三段：0-50Mhz、80-120Mhz、120-180Mhz，经测试可输出100毫伏的信号，需要再加一级隔离放大，以输 …

2023年9月9日 · Here is a simple FM Radio Receiver Using single chip TA 2003. This IC have inbuilt RF Amplifier, local oscillator, a mixer, FM detector and AF preamplifier.

FM Radio RDA5807 Diy Kit https://alii.pub/73m1laA simple FM radio receiver on a CD2003 (TA2003) chip. I took the varicaps from a TV tuner from a CRT TV. Ins...

2020年5月29日 · For good selectivity you need proper RF design, with decent high-level double-balanced mixer and a quality LO with low phase-noise - single chip solutions will never perform very well by comparison. However you may be able to enhance the performance with a good tracking pre-selector.

2011年7月5日 · 小弟小时候有一台磁带录音机+收音机一体机。前几天找工具折腾，翻出了之前的电路板，其余外壳喇叭全部丢失损坏，只有电路板，打算diy。 发现收音机块是ta2003p 功放块是csc2822p 还有一部分是马达控制电路。于是按照切割下收音机部分 和功放部分。

2020年1月26日 · Trying to plan a hopefully simple diy radio. This chip is very cheap, but the data sheet is lacking in details for someone new to RF. 1. for the tuning...

2023年7月16日 · Neste artigo, vamos guiar você através do processo de montagem de um rádio de ondas curtas usando o conhecido circuito integrado TA2003. Este circuito oferece excelente desempenho e versatilidade para a recepção de sinais …

2024年10月22日 · What makes the R909 unique is that it uses a TA2003 instead of a mixer such as the NE602 in the double super first mixer section, and the other TA2003 is configured as an AM/FM radio after the first IF.