The Microwave Modules MMT1296 and other transverters, rely on a 15dB attenuator between the transverter and the driver radio for matching. When these transverters were designed, 10W output base and mobile transceivers were the norm. When you buy a second hand transverter, these attenuators are often missing. I had a similar experience and wondered what […]
UMIST Powered Prototyping Board
Back in the mists of time, I spent a while at the University of Manchester Institute of Science and Technology…1980 so no mobile phones back then. No internet, social media or even fax machines. Decent computers were housed in large air conditioned rooms and had a team of dedicated staff to provide the tender loving […]
Panasonic TX-32LZD80 TV Sound but No Pic...
Way back in 2005 I bought a brand new flat screen LCD television to replace my old Philips 24 inch CRT one. I chose a Panasonic TX-32LZD80 from John Lewis and got a five year warranty. It’s given sterling service until about a week ago. I’d left it on and gone to make some tea…when […]
Peerless K040MRF Midrange Speaker Repair
These units were actually repaired before I did the UHER Elite Series car speakers. Again these are from the late 1970s…maybe the early 1980s. At the time, the Peerless K040MRF and the doped version, were thought to be some of the best sealed midrange units on the market. I built a pair of speakers using […]
UHER Elite Series Car Speaker Repair
Way back in the mists of time, the late 1970’s to be precise, yours truly used to drive a Tahiti Blue Austin Allegro Mark 2, 1300 4 door saloon with boot (reg EWL 481S). Built in stereo systems and speakers were far from normal then; most cars had a hole you could use for your […]