Beolab Penta 2 type 6621 weak at start

in Imported Content (Unmapped) · Aug 27, 2017 00:18 GMT

stla, I may have an extra set of Mk III amplifiers that I'd be willing to part with. The are in really nice, all original condition. Let me know if interested. Thanks!

Penta I amps, two different problems, orange lights of doom

in Imported Content (Unmapped) · May 11, 2014 13:37 GMT

Thank you very much BO for your reply! 1. I suspected as much...that one is easy. 2. This could be a challenge. Being that the amp starts red, then goes orange upon an input signal, any hints as to which semiconductors I…

Penta I amps, two different problems, orange lights of doom

in Imported Content (Unmapped) · May 11, 2014 04:13 GMT

Problem #1: One of my Penta amps is not doing well. As it warms up, a crackle/static develops, grows louder, them "pops". The static will stop, then gradually start up again. If I continue to play the amp for a while it …

Beloab 150 / Penta Upgrades

in Imported Content (Unmapped) · Mar 28, 2014 23:42 GMT

I too found it troublesome to remove the glue from the frames. Here's a picture of my refoam using AuioFriend's kit. My skill is not as high, but it worked well overall. It took many hours of break-in, then there was a n…

Beloab 150 / Penta Upgrades

in Imported Content (Unmapped) · Mar 22, 2014 16:31 GMT

I've attempted this upgrade, replaced C1, C2, C5, IC2. Also R65, R66, R73 because they looked like they got hot. Plus the caps in the power supply. Now the amps will turn on, put I get zero output...not even hiss. Sugges…

Best way to connect Penta 2 to a non-B&O receiver

in General Discussion & Questions · Aug 19, 2012 13:35 GMT

Good Day to all! What is the best way to connect my Penta 2 to a non-B&O receiver that has RCA pre-amp outputs? I currently am using simple RCA-RCA and it sound fine, but nothing shows on the Penta display. Is there a ca…

Penta 2 has a hum, even with no input connected

in General Discussion & Questions · Aug 12, 2012 00:02 GMT

Hello 'world! I've just acquired a set of Penta 2's. Unfortunately one of them has a hum, even with no input connected (It's the sort of hum you'd hear when if you put your finger on an input). Always there. I have tried…