You can also find the latest news bulletins, traffic updates, panel shows and special interest broadcasts. In fact, you can find almost anything on the airwaves as there are around licensed radio stations in the UK. Some of the most popular stations are operated by the BBC, where you can hear live music, recordings of classical concerts, jazz and world music, soap operas, plays and sports commentary.
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In electronicsa vacuum tubean electron tube   or valve British usage or, colloquially, a tube North America is a device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied. The type known as a thermionic tube or thermionic valve uses the phenomenon of thermionic emission of electrons from a heated cathode and is used for a number of fundamental electronic functions such as signal amplification and current rectification. Non-thermionic types, such as a vacuum phototube however, achieve electron emission through the photoelectric effectand are used for such as the detection of light levels.
The 10 combos gathered here run the gamut from tiny tube terrors to solid-state digital modeling wonders, and range in output from 50 watts all the way down to 0. Circuit geeks will also notice that Fender has upgraded the capacitors and a few other key components. Sound-wise, the Pro Junior IV is a tone beast. Even with the volume control at 2, its clean tones are harmonically rich and robust.
Both in design and style they hit it spot on as this is most sought after Art Deco radio of all time. This is an antique which will only go up in Value! In all the years I have been restoring radios this is only the second Empereur I have seen and as far as I am aware, the only one for sale in the whole world at the moment!
It's a song really dying for!! What a great channel! THX for the content!
The Crosley Radio Gallery. The onset of the Great Depression saw an end to many of the practices that individuals and families enjoyed in the prosperous s. Motion picture and supper club entertainment had became an unaffordable luxury for many.
Early Handheld Radios. Presented by Fox Tango Intl. Spanning nearly 30 years in handheld technology. A t Fox Tango our goal is to entertain, educate and explore both old and new technologies as they apply to the radio amateur.
At the turn of the 21st century, lightweight, high-powered amps became the rage when switch-mode power supplies and Class D amp topology were adapted to the demands of the musical-instrument world. Suddenly, bottom dwellers could tuck a concert-capable rig into the pocket of their gig bag. This re-purposed technology from the hi-fi world was not initially designed for bass amplification, and many first-generation mini amps were accused of lacking punch, not delivering the true wattage claimed by the manufacturer, or sounding sterile.
The rest of this transmitter is totally solid state -- in fact, later versions of this MW Transmitter replaced those two 4CX tubes with solid-state amplifiers, leaving only the two 4CX tubes. The picture to the left is a high quality radio transmitter for the A. Furthermore given that an individual gpio is said be harmed if you source or sink more than 16 mA that suggests an upper limit of What you get from this sale is a complete transmitter assemled and fully tested.