What sonic differences to expect if upgrading Paramount 300B caps?

Ah I get it now. Thanks! I suppose you could do the same type of thing with a banana plug through a cheap amp to get more voltage.
 
Yes, I have done that as well but that puts my work room system out of commission for the duration.  I have been working in there for the last week or two.
 
Be aware that some amps with feedback (solid state and push-pull pentode) are unstable into a purely capacitive load. An 8 ohm resistor in series with the capacitor would be a good precaution in that case.
 
Before I wire up all six capacitors in parallel to burn them in...  Is there any reason why I shouldn't run all six in parallel during burn in?  I just want to be sure.
 
Mine are split to right and left channels.  So do you have 12 caps total or 6? 

My picture shows only the right channel.  The left channel is the same.  And I have swapped the CD on repeat a couple of times already.  One includes bass sweeps, demagnetizing sweeps and white noise.
 
I have three pairs of caps, one pair each for parafeed (4.7uF Mundorf Supreme SGO) , interstage (0.1uF Jupiter Gold), and cathode bypass (47uF Mundorf Tubecap).  None of them have a marked polarity that I can tell. My plan is to wire them all in parallel to each other and then run in series with 8.3 ohm 90 amp resistance to simulate the speaker and run off a single channel of a solid state amp. 

I don't have any special CD to play.  But I have electronic music that plays at the extreme ends if the audible spectrum.
 
I would do the 4.7uF caps and the 0.1uf caps at the same time.  Then the 47uF caps alone.  All three pair at the same time would be a lot of capacitance all at once. 

I have never broken in anything like the 47uF.  Nothing nearly that big a value.
 
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