I want to tell you about an amazing subwoofer that few people know about – the awesome Mackie HRS120 THX studio subwoofer. The HRS120 is a monster, weighing in at nearly 50kg and able to deliver 400 watts continuously, via a proper high-power linear amplifier and power supply. All this power is fed into a downward-firing 12-inch […]
A friend of mine recently asked me to take a look at her Ericsson Ericofon, commonly known as the Ericsson ‘Cobra’ phone, just the other day. I was away from home and so I had no test and measurement gear, no soldering iron, no tools, but we made do with a few things she had
UPDATE – SOLD! One of the nicest pieces I currently have for sale is this gorgeous, vintage, one-owner from new, Luxman SQ-505 integrated amplifier. Priced to sell at a ridiculous $395, contact me for details. This amp is a vintage model, made in 1968 or 69 and being a Luxman it’s a very cool piece.
Gorgeous Luxman SQ-505 Integrated Amplifier for Sale Read More »
In this second article on the Marantz SC-80 and SM-80, we look at the SM-80 power amplifier and a tricky repair and restoration. The Marantz SM-80 stereo power amplifier is a reasonably powerful, well-made, mid-range consumer amplifier from around 1990. It typically sold with its companion, the Marantz SC-80 preamplifier and I have just finished
I’ve recently restored an immaculate Marantz SC-80/SM-80 pre/power combo. In this article, I look at the SC-80 preamplifier. The Marantz SC-80, and its partner, the matching Marantz SM-80, are quality mid-range separates hailing from around 1990. They are unremarkable in terms of circuit layout and construction, but well made and thoughtfully laid out, making service
In this article, I discuss problems with my 2009 BMW R1200R motorcycle. Warning: the list is extensive, but the biggest problem isn’t the bike… Updated: 2023, with a twist! This isn’t an article I enjoyed writing back in 2015, or updating in 2017 before I sold the bike, but it’s the sort of article that
I recently serviced a Sony PS-1150 belt drive turntable and want to discuss why I service the spindle bearings on turntables. The spindle bearing is the central bearing about which the platter turns, rotating the record. This bearing can be anything from a basic narrow steel spindle, to an elaborate bearing with massive stainless steel
