Repairing a failed Tecsun S-8800 radio due to damaged charging board
In June, my Tecsun S-8800 which was purchased in Feb 2020 stopped working totally. It had started 2 months earlier
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Radio/TV
dsMP3, my LW/MW/FM/SW radio with MP3 recording/playback [Part 2 – Firmware Design]
In my previous post I described how I designed my home-built LW/MW/FM/SW radio which supports MP3 recording/playback using the dsPIC33EP512MC502
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dsMP3, my LW/MW/FM/SW radio with MP3 recording/playback [Part 1 – Hardware Design]
Wondering why even high-end multiband radios such as Tecsun H501 or PL990 do not support recording, I decided to build
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Grundig GV509M, Panasonic NV-FJ625 and Phillips VR 330 VCR/VHS Player/Recorder
In my store room I have a collection of three VCRs, Panasonic NV-FJ625, Phillips VR 330 and Grundig GV509M. The
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Portable 500m AM transmitter from AliExpress
I bought an AM transmitter kit for $20 from AliExpress just to test the AM performance of my various radios during
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Sangean PR-D14 AM/FM Radio with USB MP3/WMA Playback
Although the Sangean PR-D3 has been my favorite radio due to its superb sensitivity and overall build quality, the adventurous part
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DigiTech AR1780 and XHDATA D-808 portable FM/SW/MW/LW/SSB radio
For all intents and purposes, the DigiTech AR1780 and the XHDATA D-808 can be said to be the same radio, with
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Tecsun PL-360 LW/AM/FM/SW DSP radio
Among all Tecsun radios, the PL-360 is rather interesting due to its narrow and long body resembling a walkie-talkie. There is an external antenna
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Tecsun S-8800 High Performance LW/AM/FM/SW/SSB Radio
The Tecsun S-8800 can be said to be one of the best multiband portable radios ever made. It supports longwave,
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Sangean PR-D3 Portable Long Range AM/FM Radio
There are no AM radio stations within a 300km radius from my location so on an average radio I can
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Ramsey TV6C Analog Television Transmitter Kit
Six months after I purchased a TV6C analog television transmitter kit from eBay, I finally got the motivation to open
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Experimenting with Casio Portable Analog TVs from eBay
Recently I won an eBay Auction for 2 portable TVs, the EV-570P and the TV-880D. Although both are analog TVs
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Rebuilding the Olevia LT19W 19-inch LCD TV Remote Control Unit
I have here in my room an Olevia LT19W 19″ LCD television that has no remote control unit. The buttons
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