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Showing posts from September, 2020

Trio Kenwood KD-1033 turntable main bearing service

  One of my first posts in this blog was regarding the servicing of the Pioneer PL12D turntable, and that has proven to be the most popular by a significant margin. The Pioneer PL12D had its competitors, and probably the most popular alternative was the Trio Kenwood KD-1033 turntable. I use both names (Trio and Kenwood) as the company operated under different names in different markets. In the UK they were Trio, possibly because the brand Kenwood was most famous here for food blenders. 95% of a KD-1033 is similar to  Pioneer PL12D, and servicing them is very much the same process. Both are belt drive , have an AC synchronous motor,  mechanical speed change , a main bearing, sprung top deck and rubber motor mounts. the KD-1033 uses a different type of anti skate mechanism, employing a thread and weight. The plinth is shallower with an internal cross brace. One aspect that is different is the design of the main bearing, and servicing it is a little harder than a PL12D. The ...

Restoring 1970's Audiomaster Image Two speakers

 I routinely search ebay for bargain HiFi gear, usually once great brands now rather forgotten. A recent search yielded a pair of scruffy looking speakers but I recognised the old name of Audiomaster. They had been one of the 50+ UK speaker manufacturers that existed during the 1970's into the 1980's along with the likes of Tangent, RAM , griffin etc. Audiomaster were one of the first brands awarded the LS3/5a licence - the right to make speakers to that BBC specification, no mean accolade. The speakers in question were in a poor state, the tweeter looked heavily corroded, the bass unit had tears in the rubber surround, there were no grilles and the cabinets were quite scratched, but the seller made this all very clear. I put in a very low bid,  and won them for £3.  Collected from the nearby Town and the seller was great, collected and set about trying to restore them. First off after a bit of research I think these are Audiomaster Image Two speakers. The complex crossov...