Tag «radio»

Microphone compressor using two transistors

Microphone compressor using two transistors 2D view

Microphone compressor using two transistors Microphone compression is a useful tool that can help you to achieve a more consistent and polished sound. By reducing the gain of the loudest parts of your signal, compression can help to even out your volume levels and make your voice sound more upfront in the mix. It can …

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Video – AIR RAJKOT DRM Reception

AIR RAJKOT DRM RADIO

All India Radio – Rajkot DRM channel 1071 khz – medium wave band Reception noted in my MSI SDR dongle…good signal with occasional break in audio. Location – Krishnagiri 635108 Equipment – MSI.SDR Dongle Software –Sdruno 1.4 & DREAM Decoder Antenna – 66 feet Longwire antenna tuned for amateur bands    

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WebSDR HF – GRMS BENGALURU

bangalore websdr radio

WebSDR Location – Bengaluru, India | http://106.51.131.254:8073/   Windows: Firefox, Chrome & Edge work; IE does not work. Mac & Linux: Safari, Firefox, Chrome & Opera should work fine. Open and close the panels by using the circled arrows at the top right corner. You can click and/or drag almost anywhere on the page to …

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Video – AIR MW DRM Reception

All India Radio chennai -A DRM digital transmission reception at my listening post in Krishnagiri Receiver – MSI SDR with long wire antenna. Location – Krishnagiri 635108 Equipment – MSI.SDR Dongle Software –Sdruno 1.4 & DREAM Decoder Antenna – 66 feet Longwire antenna tuned for amateur bands Video – AIR RAJKOT DRM Reception

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Circuits – Short Wave Transmitter

This transmitter circuit operates in shortwave HF band (6 MHz to15 MHz), and can be used for shortrange communication and for educational purposes. The circuit consists of a mic amplifier, a variable frequency oscillator, and modulation amplifier stages. Transistor T1 (BF195) is used as a simple RF oscillator. Resistors R6 and R7 determine base bias, …

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