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Month: June 2010

McIntosh EF-1080I Information

17 June 201023 October 2014nzlamb155 Comments

I’ve had quite a few requests for more information about the McIntosh EF-1080I amplifier (often but incorrectly referred to as the EF-10801). This unit is actually made by Clarion and is supplied as stock equipment with many Subaru Legacy and Outback cars manufactured between 1998-2003. Continue reading →

Car audioCar audio, McIntosh, Subaru

Measuring the capacitance of a varicap

13 June 2010nzlamb1 Comment

Here’s a quick circuit that allows you to measure the capacitance of a varicap (also known as a varactor).

As varicaps generally have a very small capacitance (typically a few dozen picofarads) it pays to keep the wiring between the varicap (VC) and the capacitance meter as short as possible to reduce stray capacitance.

How toHow to

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