most of the time after an oil change, I felt my car was more responsive, acceleration is faster. I didn't do oil change very often, twice a year. I was wondering if anyone here get the same feeling... I may have another explanation. Recently, I did an oil change. Since I was going to have a 5...

12AU7 tubes Quote: Originally Posted by Jon L Here's a very good page of 12AU7 types and pretty accurate sound descriptions as well. https://www.tubeworld.com/12au7.htm

sorry, my mistake. please remove this post.

I am using a kenwood AV reciever (VR-4090) as a DAC and using its preamp out to my headphone amp. I am thinking of upgrading to a dedicate DAC but I am not sure how much improvement I can get. The receiver was 2nd to the Kenwood flagship receiver 8 years ago. I would like to know for a dedicate...

I am using Google Chrome 1.0.154.46. Today when I tried to click one of the thread at the headphone amplifier forum, I got the following warning from the browser: the thread title is: Bada PH12 vis-a-vis Meixing MC66AE and Lehmann BC the link to the 1st page is...

I am new to this DIY world. I need to replace the resistors shown in the picture. I think they are Aluminum Housed Wirewound Resistors. Can someone please tell me where I can get them? I checked Digi-key and eBay, but couldn't find them. 20W 100 ohm wirewound 20W 430 ohm wirewound...