Audio Amplifier For Crystal Radio

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Crystal Radio Reciever with Amplifier - Circuits DIY

https://circuits-diy.com/crystal-radio-reciever-with-amplifier/

So, here is a crystal radio circuit with preamplifier and amplifier stages to improve getting sound. Hence, the circuit is easy to make and gives astonishing best results. Accordingly, the circuit fabricates with the help of the LM358 IC. Although the IC behaves as a signal amplifier alongside a 2N3904 transistor. Moreover, the 0A91 diode identifies the input signal via 80 turns …

Crystal Radio Circuits - techlib.com

http://techlib.com/electronics/crystal.html

Crystal Radio Audio Amplifier. Here is a simple audio amplifier using a TL431 shunt regulator. The amplifier will provide room-filling volume from an ordinary crystal radio outfitted with a long-wire antenna and good ground. The circuitry is similar in complexity to a simple one-transistor radio but the performance is far superior.

Peebles Originals ~ Crystal Radio Kits, Tube Radio Kits ...

http://www.peeblesoriginals.com/catalog/45.php

If you don't like using headphones, or need that audio boost from your crystal set or tube radio, the PO-386 audio amplifier kit is for you. The Peebles Originals Audio Amplifier Kit comes with all parts, instructions, and artwork. The amplifier you build looks great and will play well with your other projects. Your amplifier can be used with all various outputs of crystal, tube, or transistor …

How to Make Crystal Radio Amplifier for Speaker - YouTube

https://www.youtube.com/watch?v=JtPwxbOgBHw

How to make an amplifier for a crystal radio that plays it on a loud speaker, like a permanent magnet speaker. This shows the circuit then goes step-by-step ...

Can I connect an amplifier to a Crystal Radio?

https://electronics.stackexchange.com/questions/227265/can-i-connect-an-amplifier-to-a-crystal-radio

I usually use a telephone amplifier which is powered by a 9 volt battery for testing crystal radio circuits. I've also modified old telephone conference call phone devices for use as small DC powered sound amplifiers to good effect in the shop for general self contained sound amplification devices for use with crystal radios as well.

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