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The Acoustic Club

Thats great that you have that great looking and sounding rig.
I have a 220, two 120s and a 370.
Nothing, in my opinion, compares other than an Ampeg SVT.
If you like vintage tones, try a set of flat wounds. These amps sound great with flats! Gets you that Muscle Shoals David Hood tone in spades.
Enjoy, and welcome to the club!:)

Thanks, I tend to only play rounds these days tho. But maybe one day.
 
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Got a weird idea... I want to see what it sounds like when I stack my B100C combo on top of my B200 combo and run the line out from the B200 to the B100, and play them together.

Sounds pretty big. I like 15s and 12s.

Acoustic Mini-Stack.jpg
 
Almost identical to your 140 but with the addition of a reverb tank and components on the Ch-B preamp board to handle reverb and tremolo. Ch-A preamp board, power amp board, and power supply components are the same on both models.
Picked it up today, its scratchy and has distortion on the lows. But everythings there so no biggie, it's a project.
Volume knob on the guitar part produces noise/hum that gets louder with the more you crank it.

But everything works.
 
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Got the 150 cleaned up, now everythings sounding as it should...if you like constant distortion :)

In other words, all the hum and buzz is gone, but strike a chord and it breaks up. Not terribly so, like a mild overdrive.

Any thoughts anyone?

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Got the 150 cleaned up, now everythings sounding as it should...if you like constant distortion :)

In other words, all the hum and buzz is gone, but strike a chord and it breaks up. Not terribly so, like a mild overdrive.

Any thoughts anyone?

After letting the amp sit while powered up for a few hours, no more distortion. Still ordered a new cap.
Sounds very nice now.
 
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After letting the amp sit while powered up for a few hours, no more distortion.

The 150-series power supply has a couple of thermistors to vary the bias as things warm up, however that's only over the course of a couple of minutes not hours so it doesn't seem likely that it's related to your situation. Hopefully you'll luck out and things stabilize without the distortion.
 
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The 150-series power supply has a couple of thermistors to vary the bias as things warm up, however that's only over the course of a couple of minutes not hours so it doesn't seem likely that it's related to your situation. Hopefully you'll luck out and things stabilize without the distortion.

Cool.

The amp most likely sat for years, judging by the dirt.
 

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