Seth´s Articles

Audio Research

Audio Research

I have had a couple of D115s recently.These are lovely amplifiers, but not designed to be serviced. Nine 6550s / KT88s and loads of drivers, phase splitters, long tailed pairs, ICs, transistors ...

Pye HF25s.

Pye HF25s.

These amplifiers are quite rare today. They did not seem to be as popular as the Leaks and Quads, but were equally as good and very well made. This was mainly due to PYE's set building for the ...

Blaupunkt

Blaupunkt

This is the best of the "Cocktail Cabinet" radiograms ever produced. Dating around 1956-1960, these sets were very popular with the West Indian community and other people with taste. These radiograms ...

McMurdo 15-17

McMurdo 15-17

https://www.youtube.com/watch?v=zy6sB4SktZwThis is the Rolls Royce of the 1930s radiogram era. McMurdo was an American company and sets were made in the UK under licence by the British McMurdo Radio ...

Ferguson

Ferguson

Ferguson was an American company, becming adopted in the UK and was responsible for providing the mass consumer market with budget radios, TVs, and radiograms. Ultimately being taken over by Thorn, ...

Grundig

Grundig

Well, after losing the war, I suppose the Germans had to gain credibility somehow. One way was to make good quality sets such as this. The design was fairly standard, along the lines of Philips, ...

Philips

Philips

Always a soft spot is the Philips. This set, with a lovely deco style cabinet, so popular with the more discerning second hand car dealers, had a good quality radio section and powerful output stage. ...

Philips 60s

Philips 60s

This was a popular style of set in the 1960s. Piano key operation was in vogue for wave changes and on-off functions. These sets had two speakers mounted each end of the case and gave a "wide" ...

Roberts Radios

Roberts Radios

Well, all the early Roberts radios were good quality, performed and sounded well. The little green R66 was a nice little set. The usual 7 pin "D" 1.5 volt and 90 volt range of vales were used. The ...

McMichael 365, 137, 135

McMichael 365, 137, 135

Slightly unusual design. Radio section is straight forward, but the cabinet and dial definitely hark back to shipping days. The dial resembles a ships' engine telegraph. Nice touch being that the ...

FM Radio transmitters

FM Radio transmitters

Several projects have recently been undertaken for local radio stations, for example Valle radio and Cool FM These projects have included the building of 100 to 500 watt FM radio transmitters and ...

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